Biodegradable lubricating composition and use thereof in a drilling fluid, in particular for very deep reservoirs
US8846583B2 · kind B2 · utility
4Cited by
5References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2010 |
| Grant date | Sep 30, 2014 |
| Priority date | — |
| Expiry date | Dec 14, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2050/013
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present disclosure relates to a biodegradable lubricant composition, notably intended to be incorporated as an oil phase with high lubricating power in a drilling fluid or mud. This composition may be in a drilling fluid or as a fluid for fracture of underground formations. These muds or fluids contained in the composition of the present disclosure are particularly suitable for very deep drillings, offshore in deep water and/or sidetracked drillings or with a long shift.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.