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Class Information
Number: 110
Name: Furnaces >
Description: This class provides for the following:










Class Number Class Name No. of Patents
110/331

Arch or roof structure

41
110/335

Concave surface area

16
110/332

Planar surface area

37
110/333

Inclined

3
110/334

And convex surface area

10
110/165R

Ash receiving and handling devices

245
110/166

Ashpans

16
110/167

Dumping

13
110/168

Conjoined floor sections

4
110/169

Reciprocating discharge valve

15
110/170

Scraper

19
110/171

Steam and water attachments

96
110/165A

Fly ash disposers

69
110/322

Baffle or heat retainer structure

41
110/326

Metallic type

18
110/323

Refractory type

23
110/324

Having concavity for engaging pipe exterior

10
110/325

And structure to bridge pipes

8
110/338

Brick element

69
110/339

Having hanger

36
110/340

And metal casing

20
110/233

Combined

176
110/234

With boiler

326
110/194

Crematory

35
110/181

Door casings and arches

12
110/182

Feeding air

6
 

Doors and casings

 
110/180

Cooling

23
110/173R

Doors

143
110/173C

Compound doors

6
110/173B

Explosion relief doors

12
110/174

Feeding air and steam

0
110/175R

Feeding air

12
110/175A

Automatic door dampers

1
110/179

Fluid screens

12
110/176

Operators

16
110/177

Motor

8
110/178

Pedal

2
110/173A

Soaking pit covers

13
110/315

Downdraft

29
110/316

Grateless

9
110/147

Draft regulators

27
110/163

Damper

71
110/162

Fan exhaust

77
110/148

Separation of gases

3
 

Stack

 
110/160

Air jet

26
110/161

Steam injected

1
110/159

Portable

2
110/150

Steam injector

0
110/157

Feeding air

4
110/158

Door operated

2
110/195

Forge

6
110/172

Fronts

7
110/101R

Fuel feeders

110
110/101C

Automatic control

70
110/104R

Blower

65
110/104B

Burners, per se

70
110/105

Hopper

23
110/104A

Locomotive distributor plates

1
110/105.5

Locomotive stroker type

0
110/105.6

Underfeed to jet only

1
110/106

Pulverizer

115
110/103

Boiler controlled

12
110/107

Bridgewall

1
 

Chute

 
110/116

Door

27
110/117

Multiple charge

6
110/101CD

Feeder responsive to fuel bed height

38
110/101CB

Feeder responsive to fuel bed pressure

10
110/101CA

Feeder responsive to fuel bed temperature

12
110/101CC

Feeder responsive to fuel bed weight

30
110/101CF

Fuel control

65
110/108

Hopper

63
 

Pusher

 
110/109

Reciprocating

44
110/110

Screw

116
110/102

Shavings and sawdust

48
110/101A

Shiftable stoker

9
 

Spreader

 
110/111

Carrier

6
110/112

Door

2
110/113

Oscillating

4
110/114

Reciprocating plunger

5
110/115

Rotary

18
110/118

Vertical drop

45
110/295

Having multiple firebox

30
110/296

Including fluid supply means

12
110/317

Including firebox

14
110/318

Having arch

7
110/320

Adjustable dimension firebox

6
110/319

And flame shaper

2
110/321

Door arch

0
110/260

Including fluid fuel burner

70
110/261

Powdered solid fuel

174
110/262

Alternate fuel

88
110/267

Including means to feed solid fuel

60
110/268

Movable grate

44
110/269

Endless chain

15
110/273

Inclined run

7
110/270

Including air supply means

25
110/271

And chain seal

5
110/272

Between runs

3
110/274

Mobile support

2
110/278

Oscillatory

18
110/279

Manual actuation means

1
110/280

Multiple retort

1
110/285

Raking bar type

11
110/281

Reciprocatory

111
110/282

Including power feed

17
110/283

Underfeed

15
110/284

Power feed perpendicular to grate

2
110/275

Rotary

21
110/276

About horizontal axis

24
110/277

Conical type

4
110/286

Power driven

15
110/287

Having circular grate

6
110/288

And forced air supply

28
110/289

Pusher ram

32
110/290

Parallel to grate

16
110/291

Inclined step grate

53
110/292

Separate feed

12
110/293

Supply hopper; e.g., magazine, etc.

62
110/294

Cage grate

5
110/297

Including noncombustible fluid supply means

103
110/301

Having treatment means

4
110/309

And flow modifying means

26
110/310

Deflector

26
110/311

Grate mounted

7
110/312

Below grate

5
110/313

Feed nozzle

13
110/302

Preheater

68
110/303

And furnace gas mixer

20
110/305

Bridgewall

5
110/308

Internal to or attachable to wall

13
110/304

Remote from combustion chamber

25
110/306

Water or steam

10
110/307

Below grate

1
110/298

Hollow grate

50
110/299

Having flow controller

19
110/300

For forced air supply

57
110/314

Supplying through hollow bridgewall

16
110/198

Locomotive

4
110/199

Having noncombustible fluid feed means

0
110/200

And noncombustible fluid treatment means

0
110/201

Preheater

1
110/202

Undergrate feed

1
110/349

Miscellaneous

23
110/341

Process

188
110/347

Burning pulverized fuel

717
110/346

Incinerating refuse

1010
110/348

Supplying fluid

196
110/342

Treating fuel constituent or combustion product

358
110/344

Combustion product

170
110/345

Exhaust gas; e.g., pollution control, etc.

782
110/343

To prevent corrosion of furnace

122
110/235

Refuse incinerator

293
110/242

Closed vessel

81
110/237

For explosive or radioactive material

151
110/238

For liquid refuse

381
110/239

For stump in situ

6
110/251

Including air supply means extending vertically within refuse

68
110/252

With supplementary burner

17
110/236

Means for cleaning by combustion

158
110/241

Portable

61
110/248

Refuse supported above grate

99
110/243

Refuse suspended in or supported by a fluid medium

71
110/244

Suspended in a gaseous medium

138
110/245

Fluidized bed of noncombustible particles

782
110/249

Reverberatory type

10
110/246

Rotary drum

372
110/247

Rotary grate movable about a vertical axis

47
110/240

Vehicle mounted

37
110/254

With air preheater

78
110/250

With electric heater

174
110/255

With means for advancing or handling refuse or residue

161
110/257

Continuous advance

102
110/256

Means for feeding through chimney

60
110/258

Refuse agitating

69
110/259

Residue handling; e.g., ash, etc.

221
110/253

With means shielding burner for refuse

5
110/184

Smokestacks

54
110/327

Solid fuel feed structure

37
110/328

Movable grate

49
110/329

Endless chain

10
110/330

Having sprocket drive

4
110/145

Spark and smoke conductors

1
110/146

Train

0
110/119

Spark arresters

59
110/121

Combined stack and smokebox

2
110/120

Furnace conductor

0
110/122

Smokebox

2
110/129

Discharge valve

1
110/124

Divided

0
110/123

Draft regulator

2
110/127

Ejector

0
110/125

Hood

2
110/126

Vertical drum

1
110/128

Water receptacle

1
110/196

Straw burner and feeder

14
110/197

External structure detachable from firebox

1
110/182.5

Tuyeres

75
110/182.6

Forge

0
110/263

Utilizing powdered fuel

413
110/264

Having rotary flow means

305
110/265

Having secondary air mixing means

203
110/266

With residue handling means (e.g., ash, etc.)

79
110/336

Wall structure

269
110/337

Bridgewall

6
110/185

With control means responsive to a sensed condition

152
110/186

Feed control

173
110/188

Of noncombustible fluid; e.g., air, etc.

111
110/189

Pressure sensor

24
110/190

Temperature sensor

153
110/187

Supplemental burner

35
110/203

With exhaust gas treatment means

250
110/210

Afterburning means

233
110/214

Including means to add air

260
110/212

Liquid or gaseous fueled

190
110/213

Swirl inducing

80
110/211

Means directing main flame or combustion products for afterburning

198
110/208

Furnace having multiple firebox

41
110/209

By undergrate means

1
110/215

Means contacting exhaust gas with liquid

258
110/216

Means separating particles from exhaust gas

379
110/217

Outlet screen

29
110/204

Recirculation means

196
110/205

Air supply means

57
110/206

Including pump

20
110/207

Eductor

8
110/218

With fuel treatment means

67
110/229

Means for liberating gas from solid fuel

389
110/230

Coking means

47
110/231

Undergrate

7
110/232

Means for pulverizing solid fuel

90
110/219

Preliminary refuse treatment means

66
110/222

Comminutor

108
110/223

Compactor

46
110/224

Dryer

161
110/225

Furnace with multiple hearth

65
110/227

Having means to effect or facilitate refuse movement

42
110/228

Mechanical conveying means

60
110/226

Rotary drum type

127
110/220

Sorter

49
110/221

Dewatering

50
110/191

With programmed or cyclic control means

33
110/192

Timer

16
110/193

With safety means

52
 
 
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