Polythiaether compounds and their use as corrosion inhibitors
US7335794B2 · kind B2 · utility
1Cited by
4References
2Claims
0Family size
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Key dates
| Filing date | Sep 27, 2005 |
| Grant date | Feb 26, 2008 |
| Priority date | — |
| Expiry date | Jan 2, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F11/06
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The corrosion of metals in contact with aqueous alkanolamine solutions in acid gas removal units is inhibited by adding to the alkanolamine solution a corrosion inhibiting amount of a polythiaether compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.