Non-volatile phosphorus hydrocarbon gelling agent
US8084401B2 · kind B2 · utility
43Cited by
145References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2006 |
| Grant date | Dec 27, 2011 |
| Priority date | — |
| Expiry date | Apr 19, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2208/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
New fluids are disclosed for use in servicing subterranean formations containing oil and gas. In particular, an improved chemical gelling additive for hydrocarbon based fracturing fluids is disclosed having reduce, negligible or no volatile phosphorus at temperatures below about 250° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.