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Class Information
Number: 204
Name: Chemistry: electrical and wave energy >
Description: STATEMENT OF CLASS SUBJECT MATTER










Class Number Class Name No. of Patents
204/DIG.8

Ac plus dc

28
 

Apparatus (204/193)

 
 

Electrolytic (204/194)

 
 

Analysis and testing (204/400)

 
204/193

Apparatus

149
204/660

Apparatus for electrical (including simultaneous electrical and magnetic) separation or purification of liquid or magnetic treatment of liquid (other than separation)

213
204/670

Concentric electrodes

29
204/671

Cylindrical or annular

76
204/672

Parallel plate-type electrodes

84
204/673

Vertical flat plates

47
204/666

Plural separate treatment chambers or zones

85
204/674

Porous, perforated, or grid electrode

32
204/667

Probe type

23
204/661

With control means responsive to sensed condition

52
204/662

Liquid level sensing means

12
204/665

With filter (e.g., electrostatic filter, etc.)

125
204/664

With magnetic separating means

74
204/668

With moving or movable electrode

18
204/669

Rotating or rotatable

21
204/663

With programmed, cyclic, or time responsive control means

45
204/298.01

Coating, forming or etching by sputtering

146
204/298.02

Coating

143
204/298.04

Ion beam sputter deposition

182
204/298.05

Ion plating

154
204/298.16

Magnetically enhanced

384
204/298.17

Flux passes through target surface

146
204/298.21

Cylindrical or curved magnetron target

181
204/298.22

Moving magnetic field or target

164
204/298.18

Focusing target (e.g., conical target, plural inclined targets, etc.)

166
204/298.19

Planar magnetron

440
204/298.2

Moving magnetic field or target

308
204/298.03

Measuring, analyzing or testing

365
204/298.23

Moving workpiece or target

305
204/298.24

Indeterminate length moving workpiece

131
204/298.25

Multi-chamber (e.g., including air lock, load/unload chamber, etc.)

505
204/298.29

Oscillatory movement

57
204/298.26

Plural diverse treatment stations, zones, or coating material source within single chamber

339
204/298.27

Plural modes of movement (e.g., planetary, epicyclic, etc.)

138
204/298.28

Rotational movement

247
204/298.14

Specified anode particulars

166
204/298.09

Specified cooling or heating

388
204/298.07

Specified gas feed or withdrawal

379
204/298.11

Specified mask, shield or shutter

614
204/298.08

Specified power supply or matching network

405
204/298.12

Specified target particulars

660
204/298.13

Target composition

497
204/298.15

Specified work holder

423
204/298.06

Triode, tetrode, auxiliary electrode or biased workpiece

427
204/298.31

Etching

264
204/298.34

Auxiliary electrode, bias means or specified power supply

235
204/298.36

Beam or directed flux etching (e.g., ion beam, etc.)

145
204/298.37

Magnetically enhanced

246
204/298.32

Measuring, analyzing or testing

195
204/298.38

Microwave excitation

220
204/298.35

Multi-chamber, load/unload means or moving workpiece

221
204/298.39

Plural parallel plates (e.g., desmearing reactor, etc.)

36
204/298.33

Specified gas feed or withdrawal

213
204/194

Electrolytic

163
204/400

Analysis and testing

830
204/403.01

Biological material (e.g., microbe, enzyme, antigen, etc.) analyzed, tested, or included in apparatus

779
204/403.02

Disposable apparatus or apparatus having removable section (e.g., removable cartridge, etc.)

240
204/403.04

Enzyme included in apparatus

221
204/403.05

With semipermeable membrane

92
204/403.03

Plural measuring sections or zones

133
204/403.15

Electrode containing free carbon

113
204/403.14

Enzyme included in apparatus

495
204/403.06

With semipermeable membrane

293
204/403.13

And microelectrode (i.e., at least one electrode dimension is less than 500 microns)

131
204/403.1

Enzyme included in apparatus

357
204/403.11

Glucose oxidase

341
204/403.12

With diverse enzyme or catalyst (e.g., bienzyme or coenzyme system, glucose oxidase with pt catalyst, etc.)

84
204/403.07

For blocking passage of macromolecules (molecular weight greater than or equal to 8,000)

35
204/403.09

Enzyme included in apparatus

94
204/403.08

Lipid included in apparatus

67
204/404

Corrosion

276
204/401

Fault testing of sensor or component

242
204/431

Gas sensing electrode

371
204/432

With gas diffusion electrode

199
204/414

Gel electrolyte

136
204/434

Involving plating, coating or stripping

209
204/416

Ion-sensitive electrode

612
204/419

Inorganic membrane

172
204/420

Glass ion-selective membrane

145
204/417

Liquid ion-exchanger

30
204/418

Organic membrane

495
204/413

Liquid electrode, e.g., hg, na, etc.

61
204/433

Measuring carbon or ph

298
204/430

Moisture absorbing electrolyte

63
204/402

Regeneration or activation

178
204/415

Selectively permeable membrane

820
204/421

Solid electrolyte

312
204/424

Gas sample sensor

875
204/426

Planar electrode surface

813
204/427

With gas reference material

524
204/428

With protective element

351
204/429

Protective element is a layer

306
204/425

With impressed current means

625
204/422

Liquid sample sensor

131
204/423

With fugitive protective element

33
204/435

Standard reference electrode

462
204/412

Three or more electrodes

785
204/405

Titration

71
204/408

With means for temperature or pressure compensation

281
204/409

With means providing specified-flow condition or flow-path

464
204/410

Solid electrolyte means

120
204/411

Three or more electrodes

155
204/407

With significant display or analytical device

98
204/406

With significant electrical circuitry or nominal computer device

644
204/227

Cells with base treatment means

61
204/232

Cells with electrolyte treatment means

130
204/233

Leacher, dissolver or extractor

38
204/234

Recirculation

45
204/235

With filter

17
204/236

With heater or cooler

13
204/237

Recirculation

426
204/238

With filter

117
204/239

With heater or cooler

76
204/240

With filter

88
204/241

With heater or cooler

115
204/242

Cells

660
204/272

Concentrically arranged electrodes

410
204/252

Diaphragm type

849
204/259

Basket-type electrode

33
204/260

Concentrically arranged electrodes

151
204/253

Plural cells

209
204/254

Bipolar electrode

126
204/255

With feeding and/or withdrawal means

169
204/256

Gas

181
204/257

With feeding and/or withdrawal means

263
204/258

Gas

299
204/261

With agitator

50
204/263

With feeding and/or withdrawal means

631
204/264

And filter

82
204/265

Gas feeding

277
204/266

Gas withdrawal

624
204/262

With heater or cooler

87
204/243.1

Fused bath

201
204/244

Plural cells

124
204/247.3

Refractory hard material (rhm) containing electrode

148
204/247.4

With cell lining or coating

119
204/247.5

Thermal effect compensating means

40
204/245

With feeding and/or withdrawal means

291
204/246

Gas feeding

70
204/247

Gas withdrawal

163
204/247.1

With magnetic field effect compensating means

48
204/247.2

With means for cleaning electrode element

12
204/248

Internal battery

84
204/249

Filter or loose electrode type

21
204/250

Liquid electrode

51
204/251

Diaphragm type

33
204/267

Plural cells

217
204/268

Bipolar electrode

229
204/269

With feeding and/or withdrawal means

408
204/270

Gas

250
204/271

Portable

160
204/273

With agitator

262
204/275.1

With feeding and/or withdrawal means

531
204/276

And filter

142
204/277

Gas feeding

206
204/278

Gas withdrawal

446
204/278.5

Parallel plate type electrodes

254
204/274

With heater or cooler

154
204/279

Elements

662
204/295

Diaphragms

255
204/296

Organic

699
204/297.01

Electrode support or work holder

215
204/297.04

Float or buoyant support

5
204/297.16

Hook or loop

38
204/297.14

Including resilient means (e.g., spring, etc.)

103
204/297.15

Including threaded connector

41
204/297.02

Magnetic support

18
204/297.05

Mask for workpiece

67
204/297.03

Vacuum support

32
204/297.06

Workpiece rack

117
204/297.07

Adjustable

61
204/297.09

Including resilient means (e.g., spring, etc.)

89
204/297.08

Mechanized

90
204/297.12

Grid or grating

21
204/297.1

Including resilient means (e.g., spring, etc.)

145
204/297.13

Including threaded connector

47
204/297.11

Porous enclosure

23
204/280

Electrodes

449
204/291

Composition

529
204/294

Carbon containing

682
204/292

Metallic

570
204/293

Alloys

437
204/281

Electroforming molds or strips plates

174
204/290.01

Laminated or coated (i.e., composite having two or more layers)

271
204/290.02

Actinide series element (i.e., ac, th, pa, u, np, pu, am, cm, bk, cf, es, fm, md, no, or lr) or compound containing

32
204/290.15

Free carbon containing

173
204/290.03

Having three or more layers

128
204/290.08

Noble metal (i.e., ru, rh, pd, os, ir, pt, ag, or au) or compound containing

124
204/290.09

Plural metal oxides containing

92
204/290.05

Organic compound containing

58
204/290.07

And free carbon containing

57
204/290.06

And noble metal (i.e., ru, rh, pd, os, ir, pt, ag, or au) or compound containing

94
204/290.04

Rare earth metal (i.e., sc, y, la, ce, pr, nd, pm, sm, eu, gd, tb, dy, ho, er, tm, yb, or lu) or compound containing

34
204/290.14

Noble metal (i.e., ru, rh, pd, os, ir, pt, ag, or au) or compound containing

389
204/290.11

Organic compound containing

211
204/290.1

Rare earth metal (i.e., sc, y, la, ce, pr, nd, pm, sm, eu, gd, tb, dy, ho, er, tm, yb, or lu) or compound containing

101
204/290.12

Refractory metal (i.e., ti, v, cr, zr, nb or cb, mo, hf, ta, or w) or compound containing

358
204/290.13

Surface layer contains electrolytically exposed refractory metal or compound

326
204/284

Perforated or foraminous

568
204/285

Work holder

47
204/282

With diaphragm

281
204/283

Perforated or foraminous electrode

497
204/286.1

With electrode supporting means

200
204/288.2

And additional electrical conductor of diverse material

109
204/288.1

And dielectric gasket or spacer

187
204/288

Electrodes with lateral extensions

246
204/288.6

Hook or loop

38
204/288.3

Including resilient means (e.g., spring, etc.)

62
204/288.4

Including threaded connector

76
204/288.5

Having wedge or tapered tightening means

23
204/287

Work container

92
204/289

With lateral extensions

178
204/196.01

Object protection

63
204/196.27

Alternative energy supply (e.g., solar panel, thermoelectric or piezoelectric power supply, etc.)

17
204/196.38

Anode contains precious metal or free carbon

61
204/196.36

Earth grounded object or protection means

194
204/196.33

Flexible cable, chain, or wire anode or support

49
204/196.34

Plural anode sections on single cable, chain, or wire

31
204/196.35

Helically wound

6
204/196.1

Internal battery

57
204/196.23

Anode contains aluminum

80
204/196.24

And magnesium

64
204/196.25

And zinc

63
204/196.14

Anode moving relative to object

9
204/196.22

Copper and zinc electrically coupled or alloyed into one or more electrodes

28
204/196.21

Earth grounded object or protection means

101
204/196.2

Flexible cable, chain, or wire anode or support

31
204/196.11

Resistor or impedance in series between anode and object

49
204/196.17

Rigid anode with rigid support

55
204/196.18

More than half of anode is or has coating, covering, or shield

73
204/196.19

Dielectric coating, covering, or shield

42
204/196.13

With bypass means

2
204/196.12

With fluid filter

14
204/196.15

With fluid inlet or outlet means used or protected

49
204/196.16

Dielectric coating, casing, or section

41
204/196.29

Magnetic mounting means

2
204/196.09

Plural cells used or protected

7
204/196.26

Resistor or impedance in series between power supply and object

51
204/196.3

Rigid anode with rigid support

83
204/196.31

Threaded coupling for rigid anode or rigid support

22
204/196.32

Dielectric thread

5
204/196.28

Rotating electrode

5
204/196.37

Vessel protected (e.g., steam boiler, etc.)

148
204/196.02

With control means responsive to sensed condition

68
204/196.03

And programmed, cyclic, or time responsive control means

39
204/196.04

Internal battery

31
204/196.08

With gas or vapor removing or treating means

6
204/196.06

With measuring, testing, or sensing means

80
204/196.07

Internal battery

38
204/196.05

With programmed, cyclic, or time responsive control means

36
204/228.1

With current, voltage, or power control means responsive to sensed condition

145
204/229.2

And programmed, cyclic, or time responsive control means

81
204/229.3

For controlling waveform supplied to working electrode

30
204/228.6

Electrolyte property sensing means (e.g., temperature, concentration, ph, conductivity, etc.)

143
204/228.3

Fluid flow sensing means

66
204/228.2

Fluid level sensing means

51
204/228.4

Fluid pressure sensing means

29
204/228.5

Gaseous fluid

27
204/228.9

Having auxiliary electrode

19
204/229.1

Reference electrode as or with auxiliary electrode

22
204/228.8

Workpiece presence, position, or movement sensing means

25
204/228.7

Workpiece property sensing means (e.g., mass, coating thickness, etc.)

38
204/230.2

With current, voltage, or power control means

183
204/230.6

For controlling waveform

37
204/230.4

For inhibiting short circuits

10
204/230.7

Having auxiliary electrode

66
204/230.8

Having specified circuit details

43
204/230.3

Mechanical

40
204/230.5

Switch or connector

97
204/229.8

With means for measuring, testing, or sensing current, voltage, or power

112
204/229.9

Having auxiliary electrode

15
204/230.1

Reference electrode as or with auxiliary electrode

29
 

With movable electrode means

 
204/206

Continuous strip or filament electrode

377
204/207

With base treatment

70
204/210

Heat treatment means

18
204/209

Mechanical working

28
204/208

Stripping

29
204/211

With current control

79
204/225

Electrode feeding or withdrawal means

332
204/226

With base treatment

22
204/222

Electrode oscillator, reciprocator or agitator

169
204/223

With current control

18
204/219

Liquid electrode

37
204/220

With electrode recirculation means

20
204/221

With oscillator, reciprocator or agitator

10
204/224R

Localized area applicators

608
204/224M

Electrochemical machining

529
204/212

Rotary

320
204/213

Barrels and rotary receptacles

127
204/214

Swinging or tilting receptacles

16
204/215

With base treatment

12
204/217

Mechanical working

49
204/216

Stripping

38
204/218

With current control

33
204/198

Work conveyer

233
204/202

Endless

111
204/203

With base treatment

22
204/204

With current control

6
204/205

With current control

12
204/199

Rotary

88
204/201

Loose article

36
204/200

With base treatment

16
204/229.4

With programmed, cyclic, or time responsive current, voltage, or power control means

82
204/229.5

For controlling waveform supplied to working electrode

90
204/229.6

For simultaneously reversing polarity of working and counter electrodes

59
204/229.7

Having specified circuit details

49
204/600

Electrophoretic or electro-osmotic apparatus

672
204/641

Absorbent strip (e.g., cellulose acetate, paper strip, etc.) type

27
204/642

Movable strip

17
204/627

Barrier separator (e.g., electrodialyzer, etc.)

130
204/640

Cylindrical barrier (e.g., filter, membrane, etc.)

24
204/630

Ion selective

105
204/632

And ion exchange material (e.g., suspended ion exchange resin particles, etc.)

162
204/637

And nonion selective membrane

22
204/633

Both anion and cation selective membranes

89
204/634

Alternating anion and cation selective membranes

66
204/635

Tortuous path-type frame or membrane spacer

14
204/636

With foraminous or perforated membrane support or spacer (e.g., screen, perforated plate, fabric, etc.)

25
204/631

With bipolar membrane

53
204/638

With foraminous or perforated membrane support or spacer (e.g., screen, perforated plate, fabric, etc.)

32
204/628

With control means responsive to sensed condition

20
204/639

With foraminous or perforated membrane support or spacer (e.g., screen, perforated plate, fabric, etc.)

36
204/629

With moving or movable electrode

25
204/648

Bulk separator for solids and liquids (e.g., to dewater solids, clarify water, etc.)

40
204/649

With moving or movable electrode

33
204/601

Capillary electrophoresis type

689
204/605

Gel filled

193
204/602

With control means responsive to sensed condition

84
204/603

With detailed detection system (e.g., including a light source and a camera, etc.)

391
204/604

With injector

267
204/622

Coating or forming means

56
204/626

With means for regeneration or replenishment of coating bath or electrolyte

36
204/623

With moving or movable electrode

73
204/624

And means for posttreatment of coating (e.g., drying, heating, curing, etc.)

31
204/625

Coating interior of object or article (e.g., water main, automobile body, etc.)

36
204/643

Dielectrophoretic (i.e., uses nonuniform electric field)

239
204/606

Gel electrophoresis type

274
204/610

Isoelectric focusing (i.e., uses ph variation)

70
204/616

Slab gel

292
204/617

Curved

17
204/618

Vertical or inclined

144
204/619

With gel shaping or molding means (e.g., comb, ribbed insert, gel injectors, etc.)

73
204/620

With gel shaping or molding means (e.g., comb, ribbed insert, gel injectors, etc.)

91
204/621

With liquid heat exchange means to cool gel slab during electrophoresis

36
204/615

Unitary preparation apparatus (e.g., preparative means, etc.)

47
204/607

With control means responsive to sensed condition

30
204/612

With detailed detection system (e.g., including a light source and a camera, etc.)

160
204/613

With means for posttreatment of gel to purify or recover a desired component

92
204/614

Blotter (e.g., membrane, etc.)

55
204/608

With programmed, cyclic, or time responsive control means

57
204/609

Plural rapid changes in direction of electric field (at least 1,000 times total and at more than 1/sec) (e.g., pulsed field, etc.)

29
204/644

Isoelectric focusing (i.e., uses ph variation)

65
204/645

Isotachophoretic (i.e., displacement electrophoretic) or means to measure ion or particle mobility

74
204/647

Particle bed separator (e.g., inert particles, ion exchange beads, etc.)

60
204/650

With moving or movable electrode

24
204/298.41

Vacuum arc discharge coating

237
204/DIG.3

Auxiliary internally generated electrical energy

63
204/DIG.7

Current distribution within the bath

157
204/900

Effecting a change in isomerization by wave energy

22
204/901

Effecting a color change by wave energy

10
204/DIG.12

Electrochemical machining

4
204/DIG.4

Electrolysis cell combined with fuel cell

69
204/DIG.5

Magnetic plus electrolytic

43
 

Processes and products

 
204/192.1

Coating, forming or etching by sputtering

751
204/192.12

Glow discharge sputter deposition (e.g., cathode sputtering, etc.)

1582
204/192.14

Coating inorganic material onto polymeric material

186
204/192.13

Measuring or testing (e.g., of operating parameters, property of article, etc.)

413
204/192.15

Specified deposition material or use

1745
204/192.17

Electrical contact material

455
204/192.2

Ferromagnetic

761
204/192.22

Insulator or dielectric

379
204/192.23

Silicon containing

307
204/192.26

Optical or photoactive

581
204/192.28

Absorptive

111
204/192.27

Reflective

232
204/192.29

Transparent conductor

202
204/192.18

Piezoelectric

86
204/192.21

Resistor

73
204/192.25

Semiconductor

334
204/192.24

Superconductor

185
204/192.16

Wear or abrasion resistant

421
204/192.3

With sputter etching

331
204/192.11

Ion beam sputter deposition

386
204/192.32

Sputter etching

851
204/192.35

Etching specified material

278
204/192.36

Organic

80
204/192.37

Silicon containing

226
204/192.34

Ion beam etching (e.g., ion milling, etc.)

472
204/192.33

Measuring or testing (e.g., of operating parameters, end point determination, etc.)

201
204/554

Electrical (including simultaneous electrical and magnetic) separation or purification of liquid or magnetic treatment of liquid (other than separation)

179
204/559

Predominantly hydrocarbon

14
204/560

Removing solids

23
204/562

Using cohesive filter or solid packing

26
204/561

With addition of agent to facilitate removal

11
204/563

Resolving emulsion or dispersion

41
204/564

Using interrupted or pulsed direct current field

16
204/565

Using modified alternating current (other than standard 50 hz or 60 hz sine wave) field

10
204/567

Using modifying agent

28
204/569

Dielectric liquid

10
204/568

Gas or vapor

6
204/570

Water

19
204/571

Removing solids

73
204/572

Using cohesive filter or solid packing

38
204/573

Resolving emulsion or dispersion

40
204/557

Using magnetic field

62
204/555

With control responsive to sensed condition

39
204/556

With measuring, testing, or sensing

29
204/558

With simultaneous use of liquid-liquid extraction solvent

20
204/155

Electrical, or wave energy in magnetic field

159
204/156

With discharge

55
204/450

Electrophoresis or electro-osmosis processes and electrolyte compositions therefor when not provided for elsewhere

667
204/546

Absorbent strip electrophoresis (e.g., using cellulose acetate or paper strip, etc.)

35
204/518

Barrier separation (e.g., using membrane, filter paper, etc.)

129
204/543

Biological material prepared, recovered, or treated (e.g., urine, etc.)

45
204/542

Combined with diverse-type separation (e.g., electro-osmotic barrier separation combined with centrifugal separation, etc.)

62
204/520

Ion selective

102
204/536

And using ion exchange material (e.g., suspended particles, etc.)

101
204/535

And using nonion selective membrane

31
204/540

Biological material prepared, recovered, or treated (e.g., urine, etc.)

23
204/521

Combined with manufacture or pretreatment of barrier

5
204/541

Organic material prepared, recovered, or treated

67
204/539

Using anion selective membrane

57
204/537

Using bipolar membrane

85
204/538

Water splitting

56
204/522

Using both anion and cation selective membranes

95
204/523

Alternating anion and cation selective membranes

50
204/531

Acid prepared, recovered, or treated

35
204/524

And using ion exchange material (e.g., suspended particles, etc.)

111
204/527

Biological material prepared, recovered, or treated (e.g., urine, etc.)

29
204/526

Gas or vapor treated

7
204/529

Metal or metal salt recovered or removed

74
204/530

Organic material prepared, recovered, or treated

91
204/528

Regeneration of liquid electrolyte

34
204/525

With prevention of scale buildup or fouling of membrane

43
204/534

And using bipolar membrane

64
204/533

And using ion exchange material (e.g., suspended particles, etc.)

80
204/532

And using nonion selective membrane

5
204/544

Organic material prepared, recovered, or treated

57
204/519

With control responsive to sensed condition

30
204/553

Bulk separation of solids and liquids (e.g., dewatering solids, clarifying water, etc.)

47
204/451

Capillary electrophoresis

563
204/455

Using gel-filled capillary

173
204/454

With adjustment or alteration of electro-osmotic bulk flow

131
204/452

With detailed detection

337
204/453

With injection

224
204/471

Coating or forming of object

109
204/477

Alternating current

11
204/479

Coating interior of object

56
204/512

Continuous movement of substrate through bath

37
204/483

Forming of object

73
204/484

Plural coating operations

102
204/486

Including nonelectrophoretic coating

152
204/487

With heat treatment of a coated layer (e.g., curing, sintering, etc.)

57
204/488

Organic (e.g., curing thermoset resin, etc.)

127
204/485

Using mask

55
204/475

Rubber or vulcanizable gum used to coat or form

8
204/476

Sheet, web, wire, or filament of indeterminant length formed or coated

5
204/489

Using bath having designated chemical composition (dcc)

146
204/492

Anodic processes only

49
204/498

Bath contains carboxyl group

18
204/496

Bath contains shading or coloring agent (e.g., pigment, etc.)

26
204/497

Bath contains surface active agent (e.g., soap or detergent, wetting or emulsifying agent, etc.)

10
204/493

With heat treatment of coating

62
204/494

And washing, rinsing, or drying of coating

21
204/495

With pretreatment of substrate or bath

13
204/508

Bath contains shading or coloring agent, metal oxide, free metal, or free carbon

57
204/499

Cathodic processes only

127
204/502

Bath contains epoxy or epoxide

103
204/504

And separate crosslinking or curing agent

73
204/505

Isocyanate

123
204/503

And shading or coloring agent

61
204/506

Bath contains separate crosslinking or curing agent

104
204/500

With heat treatment of coating

190
204/501

Bath contains epoxy or epoxide

254
204/490

Resultant coating is solely inorganic

106
204/491

With heat treatment of coating

95
204/507

With posttreatment of coating (e.g., heat treatment, washing, drying, etc.)

83
204/511

Using liquid jet

5
204/472

With control responsive to sensed condition

22
204/474

Current sensed

8
204/473

Temperature sensed

7
204/509

With heat treatment of coating

40
204/478

With irradiation or illumination (e.g., for curing, etc.)

83
204/510

With pretreatment of substrate (e.g., cleaning, wetting, etc.)

32
204/480

With regeneration or replenishment of coating bath (e.g., ultrafiltration, ion exchange, measurement followed by addition of concentrated reagent, etc.)

26
204/482

Using filter or membrane

29
204/481

Using ion exchange material

9
204/547

Dielectrophoresis (i.e., using nonuniform electric field)

226
204/456

Gel electrophoresis

281
204/468

Electrolyte composition

68
204/469

Gel composition (other than simple agarose or polyacrylamide)

127
204/470

Including manufacture or preparation (e.g., molding, gelation, etc.)

88
204/459

Isoelectric focusing (i.e., using ph variation)

78
204/465

Preparation in unitary apparatus (e.g., preparative, etc.)

38
204/466

Using slab gel

205
204/467

Vertical or inclined

87
204/461

With analysis or detailed detection

172
204/462

With posttreatment of gel to purify or recover a desired component

100
204/464

Blotting

62
204/463

Destaining

9
204/457

With programmed, cylic, or time responsive control

47
204/458

Plural rapid changes in direction of electric field (at least 1,000 times total and at more than 1/sec) (e.g., pulsed field, etc.)

52
204/513

Hydrocarbon oil separated or purified

9
204/514

Aqueous system

23
204/515

Inorganic siliceous or calcareous material prepared, separated, or treated (e.g., clay, earth, concrete, asbestos, glass, etc.)

103
204/516

Barrier separation (e.g., using membrane, filter paper, etc.)

36
204/517

Ion selective

26
204/550

Ionophoresis

25
204/548

Isoelectric focusing (i.e., using ph variation)

80
204/549

Isotachophoresis (i.e., displacement electrophoresis) or measurement of ion or particle mobility

83
204/551

Solid sorption or desorption

63
204/545

With use of nonelectrical field or force to separate (e.g., magnetic, centrifugal, etc.)

39
204/164

Electrostatic field or electrical discharge

743
204/173

Carbon

86
204/175

Hydrogen peroxide

6
204/177

Nitrogen compounds

99
204/178

Arc or spark discharge

22
204/179

Nitrogen oxides

46
204/165

Organic

249
204/167

Fats, fatty oils, ester type waxes, or higher fatty acids

14
204/168

Hydrocarbons

145
204/172

Cracking hydrocarbon oils

27
204/170

Gaseous

65
204/171

Acetylene

16
204/169

Halogenated or oxidized

73
204/166

Vitamins

7
204/176

Ozone

178
204/174

Sulfur-oxygen compounds

31
204/157.15

Processes of treating materials by wave energy

587
204/158.14

At least one carbocyclic ring and only carbon and hydrogen atoms in product produced

29
204/157.2

Isotope separation or enrichment

96
204/157.21

Inorganic product produced

92
204/157.22

Using laser

207
204/157.4

Process of preparing desired inorganic material

108
204/157.45

Boron, phosphorous or silicon containing product produced

82
204/157.47

Carbon containing product produced

123
204/157.48

Halogen containing product produced

71
204/157.52

Hydrogen containing product produced

127
204/157.46

Nitrogen containing product produced

91
204/157.5

Oxygen containing product produced

137
204/157.51

Metal oxide or hydrate thereof

48
204/157.49

Sulfur containing product produced

62
204/157.44

Using ionizing radiation

133
204/157.41

Using laser

172
204/157.43

Using microwave energy

160
204/157.42

Using sonic or ultrasonic energy

80
204/157.6

Process or preparing desired organic product containing at least one atom other than carbon and hydrogen

168
204/157.9

Alcohol product produced

77
204/157.91

Fused or bridged ring containing

22
204/157.93

Aldehyde or ketone product produced

72
204/157.68

Carbohydrate or protein product produced

69
204/157.87

Carboxylic acid or derivative product produced

59
204/157.89

Atom other than carbon, hydrogen or oxygen

38
204/157.88

Oxygen other than as part of a carboxylic acid or derivative moiety

41
204/157.92

Ether product produced

57
204/157.94

Halogen product produced

74
204/158.1

Carbocyclic ring containing

23
204/157.95

Carbon and halogen only in product

43
204/157.96

Carbocyclic ring containing

12
204/157.97

Aryl ring containing

24
204/158.12

Four or more carbon atoms containing

24
204/158.11

Two or more diverse halogen atoms containing

43
204/157.98

Unsaturated product

15
204/157.99

Unsaturation in aryl ring

44
204/157.75

Heavy metal product produced

31
204/157.69

Heterocyclic product produced

84
204/157.71

Hetero nitrogen containing

83
204/157.72

Hetero nitrogen ring contains at least two hetero atoms

50
204/157.7

Hetero sulfur containing

30
204/157.81

Nitrogen product produced

37
204/157.85

Carbon triple bonded to nitrogen containing

18
204/157.86

Halogen containing

10
204/157.82

Oxygen containing

68
204/157.83

Nitroso or oxime containing

4
204/157.84

Halogen containing

0
204/157.73

Phosphorous product produced

35
204/157.74

Silicon product produced

41
204/157.76

Sulfur product produced

33
204/157.8

Halogen containing

17
204/157.77

Nitrogen containing

15
204/157.78

Oxygen containing

43
204/157.79

Halogen containing

21
204/157.63

Using ionizing radiation

100
204/157.65

Carbocyclic ring containing product produced

16
204/157.64

Nitrogen, sulfur, phosphorous or silicon containing product produced

60
204/157.61

Using laser

101
204/157.62

Using sonic or ultrasonic energy

88
204/157.67

Vitamin product produced

26
204/158.2

Processes of purifying materials

190
204/158.21

Organic material purified

112
204/157.3

Removing a component from normally gaseous mixture

204
204/192.38

Vacuum arc discharge coating

268
204/902

Production of desired compound by wave energy in presence of a chemically designated nonreactant chemical treating agent (excluding water, chloroform, carbon tetrachloride, methylene chloride or benzene)

9
204/909

Heavy metal treating agent

10
204/903

Inorganic chemical treating agent

17
204/904

Metal treating agent

8
204/905

Heavy metal agent

10
204/911

Nitrogen treating agent

7
204/914

Only carbon, hydrogen or halogen atom in treating agent

7
204/912

Oxygen treating agent

15
204/913

Peroxide agent

2
204/908

Phosphorus treating agent

2
204/907

Silicon or boron treating agent

1
204/910

Sulfur treating agent

3
204/DIG.13

Purification and treatment of electroplating baths and plating wastes

162
204/DIG.6

Unusual non-204 uses of electrolysis

27
204/DIG.9

Wave forms

142
 
 
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