Methods of drilling
US10000682B2 · kind B2 · utility
0Cited by
5References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 2016 |
| Grant date | Jun 19, 2018 |
| Priority date | — |
| Expiry date | Jul 29, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/032
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method of drilling a subterranean well may include drilling the subterranean well while circulating a wellbore fluid in the subterranean well, wherein the wellbore fluid includes a base fluid; and a ground weight material comprising barite and quartz and having a d50 between about 4 and 8 microns and a d90 between about 15-25 microns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.