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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 |
128 |
| 423/210 |
Modifying or removing component of normally gaseous mixture |
859 |
| 423/249 |
Radioactive (at. no. 84+ or radioactive isotope of another element) |
180 |
| 423/262 |
Inert or noble gas or compound thereof |
64 |
| 423/263 |
Rare earth compound (at. no. 21, 39, or 57-71) |
614 |
| 423/264 |
Changing color characteristic of impurity |
26 |
| 423/265 |
With additive |
185 |
| 423/276 |
Boron or compound thereof |
77 |
| 423/299 |
Phosphorus or compound thereof |
123 |
| 423/324 |
Silicon or compound thereof |
127 |
| 423/351 |
Nitrogen or compound thereof (except ammonium salt of non-nitrogen acid) |
279 |
| 423/414 |
Carbon or compound thereof |
95 |
| 423/462 |
Halogen or compound thereof |
128 |
| 423/508 |
Selenium or tellurium or compound thereof |
153 |
| 423/511 |
Sulfur or compound thereof |
105 |
| 423/579 |
Oxygen or compound thereof |
262 |
| 423/644 |
Hydrogen or compound thereof |
211 |
| 423/658.5 |
Extracting, leaching, or dissolving |
260 |
| 423/659 |
Miscellaneous process |
401 |
| 423/700 |
Zeolite |
238 |
| 423/DIG.1 |
Waste acid containing iron |
62 |
| 423/DIG.18 |
Treating trash or garbage |
45 |
| 423/DIG.19 |
Geothermal steam purification |
55 |
| 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 |
212 |
| 423/DIG.23 |
Ferrierite; e.g., sr-d zsm-33 |
56 |
| 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 |
40 |
| 423/DIG.26 |
Mazzite; e.g., zsm-4, omega |
24 |
| 423/DIG.27 |
Beta; e.g., nu-2 |
80 |
| 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 |
100 |
| 423/DIG.30 |
Alpo and sapo |
119 |
| 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 |
65 |
| 423/DIG.34 |
Pentasils other than mfi and mel; e.g., az-1, tz-01, tz-02, trs, zbm-10 |
12 |
| 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 |
29 |
| 423/DIG.4 |
Manganese marine modules |
70 |
| 423/DIG.40 |
Fullerene composition |
29 |
| 423/DIG.5 |
Automatic (including computer) control |
86 |
| 423/DIG.6 |
Temperature control |
41 |
| 423/DIG.7 |
Isotope separation |
32 |
| 423/DIG.8 |
Corrosion or deposition inhibiting |
17 |
| 423/DIG.9 |
Reaction techniques |
32 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
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