Pyromellitamide gelling agents
US9315720B2 · kind B2 · utility
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12References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 24, 2012 |
| Grant date | Apr 19, 2016 |
| Priority date | — |
| Expiry date | Aug 9, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/92
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A downhole fluid comprises a base fluid, for example a hydrocarbon base fluid, and a pyromellitamide gelling agent. The pyromellitamide gelling agent may have the general formula of:with R1, R2, R3, R4, R5, R6, R7, and R8 each being a hydrogen or an organic group. A method comprises introducing the downhole fluid into a downhole formation. A method of making a downhole fluid, the method comprising: combining a base fluid and a pyromellitamide gelling agent. A composition for gelling a downhole fluid, the composition comprising a pyromellitamide gelling agent and a wetting agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.