Downhole cement flow
US10689946B2 · kind B2 · utility
0Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 2019 |
| Grant date | Jun 23, 2020 |
| Priority date | — |
| Expiry date | Mar 11, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05B2219/31376
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method includes pumping cement to a bore of a shifting sleeve disposed in a ported component seated in a cased bore above a liner; flowing the cement from the bore of the shifting sleeve through radial passages of the shifting sleeve and radial passages of the ported component; and flowing the cement to an annulus between a casing of the cased bore and the liner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.