Polymethylenepolyamine dipropionamides as environmentally safe inhibitors of the carbon corrosion of iron
US6365100B1 · kind B1 · utility
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4Claims
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Key dates
| Filing date | Sep 20, 1999 |
| Grant date | Apr 2, 2002 |
| Priority date | — |
| Expiry date | Sep 20, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2050/01
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Polymethylenepolyaminedipropionamides are carbonic corrosion inhibitors devoid of toxicity to the marine environment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.