Treatment process for inhibiting top of line corrosion of pipes used in the petroleum industry
US8889598B2 · kind B2 · utility
0Cited by
8References
7Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 2, 2011 |
| Grant date | Nov 18, 2014 |
| Priority date | — |
| Expiry date | Jun 2, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F11/149
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The subject-matter of the present invention is multifunctional corrosion inhibitors for protecting from top of line corrosion and bottom line corrosion for pipes used in particular in the petroleum industry.The corrosion-inhibiting compositions comprise, as inhibitors, at least one amine with a boiling point of between 105 and 130° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.