Antifreeze/coolant composition
US7540974B2 · kind B2 · utility
2Cited by
17References
9Claims
0Family size
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Inventors
Key dates
| Filing date | Apr 25, 2007 |
| Grant date | Jun 2, 2009 |
| Priority date | — |
| Expiry date | Apr 25, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F11/188
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An antifreeze/coolant composition, comprising a) a base material such as water, alcohol, glycol and glycol ether; b) a fluorine compound and c) an inorganic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.