Treating concrete structures to inhibit corrosion by heating the structure, cooling same under controlled temperature gradient, and applying an inhibiting agent to an internal portion of the structure
US5039556A · kind A · utility
12Cited by
3References
13Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 3, 1990 |
| Grant date | Aug 13, 1991 |
| Priority date | — |
| Expiry date | Dec 3, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2111/26
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method of posttreating a concrete structure to provide corrosion inhibiting properties by heating the structure to remove entrapped water, cooling the structure under a maximum temperature gradient of +2.degree. C./in. thickness, applying an aqueous solution of corrosion inhibitor and then an aqueous wash.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.