Hydraulic fluids
US4486324A · kind A · utility
27Cited by
13References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 6, 1981 |
| Grant date | Dec 4, 1984 |
| Priority date | — |
| Expiry date | Nov 6, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2050/01
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An aqueous hydraulic fluid comprising at least 80 percent water and containing a hydrocarbyl-substituted succinic acid, a zinc dihydrocarbyl dithiophosphate, a hydroxyalkylamine, sodium alkylbenzene sulfonate, and optionally, a polyalkylene glycol mono-fatty acid ester.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.