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Class Information
Number: 148/29
Name: Metal treatment > Compositions > Heat treating > Liquid > Oleaginous
Description: The liquid composition contains an oil or fat.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7347927 |
Oil composition for heat treatment |
Mar. 25, 2008 |
| 6815401 |
Oil composition for heat treatment of a gear and gear treated by using the oil composition |
Nov. 9, 2004 |
| 6239082 |
Petroleum quench oil |
May. 29, 2001 |
| 5376186 |
Heat treating oil composition |
Dec. 27, 1994 |
| 5250122 |
Heat treating oil composition |
Oct. 5, 1993 |
| RE34119 |
Method of heat treating metal using a washable synthetic quenchant |
Nov. 3, 1992 |
| 4948675 |
Separating-agent coatings on silicon steel |
Aug. 14, 1990 |
| 4826545 |
Method of heat treating metal parts using a washable synthetic quenchant |
May. 2, 1989 |
| 4781769 |
Separating-agent composition and method using same |
Nov. 1, 1988 |
| 4738731 |
Method of heat treating metal using a washable synthetic quenchant |
Apr. 19, 1988 |
| 4596612 |
Method of quenching metals |
Jun. 24, 1986 |
| 4591397 |
Non-cyanide salt bath and process for carburization of ferrous metals and alloys |
May. 27, 1986 |
| 4465523 |
Method of quenching metals |
Aug. 14, 1984 |
| 4404044 |
Method of quenching |
Sep. 13, 1983 |
| 4214924 |
Method of improving surface characteristic of heat-treated metal |
Jul. 29, 1980 |
| 4153481 |
Cyanide-free carburizing process and composition |
May. 8, 1979 |
| 4090891 |
Water-soluble polymers derived from copolymerization of diene and maleic acid or maleic acid derivative and aqueous quenching fluids prepared therefore |
May. 23, 1978 |
| 4077814 |
Method for thermally treating metal components |
Mar. 7, 1978 |
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