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Class Information
Number: 570/218
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Halogen containing > Processes of preparing, purifying, or recovering unsaturated compound > Decreasing the number of carbon atoms in the compound
Description: Process wherein the compound formed has fewer carbon atoms than a compound which is a source of carbon.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6440892 |
Method and catalyst composition for producing aromatic carbonates |
Aug. 27, 2002 |
| 6174928 |
Process for producing fluorinated oligomer having COOH groups at both ends |
Jan. 16, 2001 |
| 6060630 |
Process for the production of perchloroethylene |
May. 9, 2000 |
| RE35568 |
Method for fluorodecarboxylation |
Jul. 22, 1997 |
| 5426256 |
Minimizing heavy ends production in the manufacture of perchloroethylene from hydrocarbons or partially chlorinated hydrocarbons |
Jun. 20, 1995 |
| 5399797 |
Manufacture of perchloroethylene by chlorinating hydrocarbons and partially chlorinated hydrocarbons in the presence of hydrogen |
Mar. 21, 1995 |
| 4996371 |
Method for fluorodecarboxylation |
Feb. 26, 1991 |
| 4818442 |
Disproportionation process |
Apr. 4, 1989 |
| 4814524 |
Method for converting organic chloroformate to the corresponding organic chloride |
Mar. 21, 1989 |
| 4550206 |
Method of preparing tetrahalobenzene compounds, chemical intermediates used therein and certain of the compounds themselves |
Oct. 29, 1985 |
| 4450309 |
Process for the preparation of unsaturated geminal dihalogen compounds |
May. 22, 1984 |
| 4307243 |
Process of preparing dihalovinyl compounds |
Dec. 22, 1981 |
| 4167528 |
Process for the production of tetrabromoethylene |
Sep. 11, 1979 |
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