Method of altering crosslink time of delayed borate crosslinkers
US9909056B2 · kind B2 · utility
1Cited by
2References
18Claims
0Family size
Assignee
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Key dates
| Filing date | Aug 6, 2014 |
| Grant date | Mar 6, 2018 |
| Priority date | — |
| Expiry date | Aug 6, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/267
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method and composition relating to treating subterranean wells and particularly relating to treating subterranean wells with crosslinked well treatment fluids is shown. The method and composition involve the use of a ulexite with a crosslinking accelerator selected from the group consisting of ammonium salts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.