Corrosion inhibitors
US4028117A · kind A · utility
9Cited by
4References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 29, 1975 |
| Grant date | Jun 7, 1977 |
| Priority date | — |
| Expiry date | May 29, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L1/1985
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A corrosion inhibitor, particularly suitable for use in pipelines used for the transportation of hydrocarbon fluids such as crude petroleum or refined petroleum fractions, comprises a mixture of (a) from 1.8 to 25 parts by weight dimerised unsaturated fatty acid and (b) 1 part by weight of an alkoxylated alkyl phenol and provides a WSIM number (as defined) of at least 60.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.