Cementitious plugging wall solidifer for water-based drilling fluid, and a preparation method thereof and a water-based drilling fluid
US11578250B1 · kind B1 · utility
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3References
10Claims
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Key dates
| Filing date | May 20, 2022 |
| Grant date | Feb 14, 2023 |
| Priority date | — |
| Expiry date | May 20, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2109/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present disclosure to a cementitious plugging wall solidifier for water-based drilling fluid and a preparation method thereof and a water-based drilling fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.