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Class Information
Number: 148/28
Name: Metal treatment > Compositions > Heat treating > Liquid
Description: The composition is in a liquid condition when brought into contact with the hot metal.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6689227 |
Eco-friendly starch quenchants |
Feb. 10, 2004 |
| 5766505 |
Water-soluble quenching medium |
Jun. 16, 1998 |
| 5685920 |
Annealing separator having excellent reactivity for grain-oriented electrical steel sheet and method of use the same |
Nov. 11, 1997 |
| 5629251 |
Ceramic coating-forming agent and process for the production thereof |
May. 13, 1997 |
| 5525165 |
Method of surface modification of titanium alloy |
Jun. 11, 1996 |
| 5270374 |
Water-based shielding compositions for locally protecting metal surfaces during heat treatment thereof |
Dec. 14, 1993 |
| 5234507 |
Anti-oxidant agent for continuous annealing of stainless steel strip and anti-oxidation method using the same |
Aug. 10, 1993 |
| 5192373 |
Magnesium oxide coating for electrical steels and the method of coating |
Mar. 9, 1993 |
| RE34119 |
Method of heat treating metal using a washable synthetic quenchant |
Nov. 3, 1992 |
| 5110854 |
Water-based shielding compositions for locally protecting metal surfaces during heat treatment thereof |
May. 5, 1992 |
| 5102476 |
Process for nitrocarburizing components made from steel |
Apr. 7, 1992 |
| 5011548 |
Composition for deboronizing grain-oriented silicon steel |
Apr. 30, 1991 |
| RE33445 |
Method of quenching |
Nov. 20, 1990 |
| 4969959 |
Methods for enhancing the thermal quenching of a metal surface |
Nov. 13, 1990 |
| 4948675 |
Separating-agent coatings on silicon steel |
Aug. 14, 1990 |
| 4931108 |
Method of heat treatment of rolled steel material using foams impregnated with water soluble polymers |
Jun. 5, 1990 |
| 4871402 |
Separating-agent composition and method using same |
Oct. 3, 1989 |
| 4826545 |
Method of heat treating metal parts using a washable synthetic quenchant |
May. 2, 1989 |
| 4790888 |
Stop-off composition |
Dec. 13, 1988 |
| 4778540 |
Method for surface treatment and treating material therefor |
Oct. 18, 1988 |
| 4775430 |
Process for producing grain-oriented electrical steel sheet having improved magnetic properties |
Oct. 4, 1988 |
| 4738731 |
Method of heat treating metal using a washable synthetic quenchant |
Apr. 19, 1988 |
| 4717429 |
Process for the removal of alkali metal nitrite from nitrate containing salt baths |
Jan. 5, 1988 |
| 4666535 |
Method of producing low core losses in oriented silicon steels |
May. 19, 1987 |
| 4647318 |
Solution heat treatment for aluminum alloys |
Mar. 3, 1987 |
| 4642141 |
Method for producing grain-oriented silicon steel sheets |
Feb. 10, 1987 |
| 4632708 |
Annealing separator used in the finishing annealing step for producing a grain-oriented electrical steel sheet |
Dec. 30, 1986 |
| 4596612 |
Method of quenching metals |
Jun. 24, 1986 |
| 4595425 |
Corrosion inhibiting quenchant compositions |
Jun. 17, 1986 |
| 4584033 |
Method of quenching |
Apr. 22, 1986 |
| 4582547 |
Method for improving the annealing separator coating on silicon steel and coating therefor |
Apr. 15, 1986 |
| 4561911 |
Aqueous solution for cooling cold-rolled steel strip in a continuous annealing process |
Dec. 31, 1985 |
| 4543134 |
Process for producing grain-oriented electrical steel sheet having both improved magnetic properties and properties of glass film |
Sep. 24, 1985 |
| 4537792 |
Method of applying an annealing separator to grain oriented magnetic steel sheets |
Aug. 27, 1985 |
| 4528044 |
Aqueous quenchants containing polyoxazolines and n-vinyl heterocyclic polymers and their use in quenching steel |
Jul. 9, 1985 |
| 4512823 |
Barium or chromium additives to magnesium oxide coating slurry |
Apr. 23, 1985 |
| 4509993 |
Regeneration agent for carburization salt bath |
Apr. 9, 1985 |
| 4496399 |
Method and aqueous coating compositions for forming anti-stick and insulative coatings on semi-processed and fully-processed electrical steels |
Jan. 29, 1985 |
| 4492604 |
Salt bath for nitriding iron materials |
Jan. 8, 1985 |
| 4486246 |
Polyoxazolines in aqueous quenchants |
Dec. 4, 1984 |
| 4465523 |
Method of quenching metals |
Aug. 14, 1984 |
| 4461655 |
Fused salt bath composition |
Jul. 24, 1984 |
| 4443425 |
Magnesium oxide composition for coating silicon steel |
Apr. 17, 1984 |
| 4441937 |
Quenching bath and quenching method for metals |
Apr. 10, 1984 |
| 4404044 |
Method of quenching |
Sep. 13, 1983 |
| 4400224 |
Method for forming a carbide layer on the surface of a ferrous alloy article or a cemented carbide article |
Aug. 23, 1983 |
| 4391655 |
Treatment for the alleviation of high temperature oxidation of aluminum |
Jul. 5, 1983 |
| 4381205 |
Metal quenching process |
Apr. 26, 1983 |
| 4297246 |
Method of producing dense refractory oxide coatings on metallic substrates and the production of catalysts from the coated substrates |
Oct. 27, 1981 |
| 4268323 |
Process for case hardening steel |
May. 19, 1981 |
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