Title:
ESTER-CONTAINING DOWNHOLE DRILLING LUBRICATING COMPOSITION AND PROCESSES THEREFOR AND THEREWITH
Document Type and Number:
WIPO Patent Application WO2004040333
Kind Code:
A3
Abstract:
A lubricating composition containing one or more esters obtained as a reaction product from a reaction mixture of a glycerol component, a fatty acid component, and a carboxylic acid component. The lubricating composition can additionally contain a water-insoluble fluid. The lubricating composition is suitable for use as a lubricant and rate of penetration enhancing additive in drilling muds for oilwell drilling operations.
Inventors:
BREEDEN DAVID L
MEYER ROBERT L
MEYER ROBERT L
Application Number:
PCT/US2003/033760
Publication Date:
July 01, 2004
Filing Date:
October 28, 2003
Export Citation:
Assignee:
NEWPARK DRILLING FLUIDS L L C (US)
International Classes:
C09K8/035; C10M129/74; C10M177/00; (IPC1-7): C09K7/00; C09K7/02; C09K7/06
Foreign References:
| US5658860A | 1997-08-19 | |||
| US4683069A | 1987-07-28 | |||
| US4812248A | 1989-03-14 | |||
| US5114603A | 1992-05-19 | |||
| US5380469A | 1995-01-10 | |||
| US5466719A | 1995-11-14 |
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