Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Chemistry
Class Information
Number: 423/449
Name: Chemistry of inorganic compounds >
Description:










Sub-classes under this class:

Class Number Class Name Patents
423/ Oxygen or compound thereof (423/579) 0
423/1 Treating mixture to obtain metal containing compound 158
423/210 Modifying or removing component of normally gaseous mixture 1,217
423/249 Radioactive (at. no. 84+ or radioactive isotope of another element) 196
423/262 Inert or noble gas or compound thereof 69
423/263 Rare earth compound (at. no. 21, 39, or 57-71) 792
423/264 Changing color characteristic of impurity 28
423/265 With additive 204
423/276 Boron or compound thereof 104
423/299 Phosphorus or compound thereof 155
423/324 Silicon or compound thereof 194
423/351 Nitrogen or compound thereof (except ammonium salt of non-nitrogen acid) 313
423/414 Carbon or compound thereof 147
423/462 Halogen or compound thereof 145
423/508 Selenium or tellurium or compound thereof 224
423/511 Sulfur or compound thereof 163
423/579 Oxygen or compound thereof 299
423/644 Hydrogen or compound thereof 388
423/658.5 Extracting, leaching, or dissolving 295
423/659 Miscellaneous process 435
423/700 Zeolite 352
423/DIG.1 Waste acid containing iron 65
423/DIG.18 Treating trash or garbage 46
423/DIG.19 Geothermal steam purification 59
423/DIG.21 Faujasite; e.g., x, y, czs-3, ecr-4, z-14hs, vhp-r 164
423/DIG.22 Mfi; e.g., zsm-5. silicalite, lz-241 213
423/DIG.23 Ferrierite; e.g., sr-d zsm-33 57
423/DIG.24 Lta; e.g., a, alpha, zk-4, zk-21, zk-22 101
423/DIG.25 Mordenite; e.g., na-d, pttilolite, zeolon 41
423/DIG.26 Mazzite; e.g., zsm-4, omega 24
423/DIG.27 Beta; e.g., nu-2 83
423/DIG.28 Ltl; e.g., ba-g, l, ag-1, ag-2, ag-4, ba-6 32
423/DIG.29 Mel; e.g., zsm-11 71
423/DIG.3 Papermaking liquor 101
423/DIG.30 Alpo and sapo 127
423/DIG.31 Rho; e.g., ecr-10, lz-214 3
423/DIG.32 Sodalite; e.g., hs, ultramarine 12
423/DIG.33 Mtw; e.g., zsm-12, nu-13, czh-5, tpz-3 66
423/DIG.34 Pentasils other than mfi and mel; e.g., az-1, tz-01, tz-02, trs, zbm-10 13
423/DIG.35 Ton; e.g., theta-1, isi-1, kz-2, zsm-22, nu-10 16
423/DIG.36 Mtt; e.g., zsm-23, isi-1, kz-1, eu-1, eu-4, eu-13 39
423/DIG.37 Lev; e.g., levynik, zmt-45, zk-20, nu-3, lz-132, lz-133 5
423/DIG.38 Offretite; e.g., tma offreite 15
423/DIG.39 Fullerene (e.g., c60, c70, etc.) derivative and related process 30
423/DIG.4 Manganese marine modules 70
423/DIG.40 Fullerene composition 34
423/DIG.5 Automatic (including computer) control 139
423/DIG.6 Temperature control 67
423/DIG.7 Isotope separation 37
423/DIG.8 Corrosion or deposition inhibiting 19
423/DIG.9 Reaction techniques 33


Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
Selection of system parameters based on non-acoustic sensor information
Categorizing bit errors of solid-state, non-volatile memory
Method, apparatus and computer program product for providing metadata entry
Composition comprising a mixture of dextro- and levo-amphetamines complexed with ion-exchange resin particles to form drug resin particles
Semiconductor device including insulating layer of cubic system or tetragonal system
Isolated Australian coral reef fluorescent proteins and cell-based kinase or phosphatase platforms for cancer drug development
Matching engine for comparing data feeds with user profile criteria
  Randomly Featured Patents
Pharmaceutical compositions comprising phosphatidyl carnitine for the treatment of human pathologies associated with neuronal damage
System and method for compensating the dielectric absorption of a capacitor using the dielectric absorption of another capacitor
Stock screening apparatus
Treating textile fibres
Superlattice optical monitor
Golf ball
Method for implementing a communication transceiver impairment emulator
Electrode comprising lithium nickel oxide layer, method for preparing the same, and electrochromic device comprising the same
Device for rapid diagnosis of dental caries
Process for preparing a-axis oriented high-temperature superconducting thin films