Polygalactomannan allyl ether gels
US4057509A · kind A · utility
16Cited by
6References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 1976 |
| Grant date | Nov 8, 1977 |
| Priority date | — |
| Expiry date | Oct 26, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S507/933
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This invention provides novel highly acidic gels of polygalactomannan allyl ether gum and sulfur dioxide. The gels exhibit dimensional stability, and are useful for oil well acidizing and borehole plugging, and for the preparation of explosive slurries.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.