Aqueous-based stop-leak formulation
US5391224A · kind A · utility
5Cited by
7References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 8, 1994 |
| Grant date | Feb 21, 1995 |
| Priority date | — |
| Expiry date | Jul 8, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K3/12
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A storage-stable, stop-leak formulation contains a ground plant root material, an alkaline metal salt of a C1-C3 carboxylic acid and water. The formulation may further include corrosion inhibitors, biocides, lubricating agents, dyes and the like. Typically, the stop-leak formulation includes 1-50 parts by weight of the root powder, 1-15% by weight of the salt and 120-180 parts by weight of water. Preferably the root powder is ginger root powder and the salt is potassium acetate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.