Pyrophosphate-zinc corrosion inhibitor
US4089651A · kind A · utility
11Cited by
6References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 4, 1976 |
| Grant date | May 16, 1978 |
| Priority date | — |
| Expiry date | Aug 4, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F11/188
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method for inhibiting metal corrosion in once-through water systems entailing the use of a pyrophosphate-zinc composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.