Downhole apparatus with a valve arrangement
US12018547B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2022 |
| Grant date | Jun 25, 2024 |
| Priority date | — |
| Expiry date | Dec 14, 2042 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method of operating a valve arrangement of a downhole apparatus (that includes a tubular body having first and second ports in a wall thereof) comprising operating the valve arrangement from a locked first configuration, in which the first port is closed and the second port is closed, to a locked second configuration, in which the first port is open and the second port is closed, wherein the valve arrangement includes a valve member including a first port, the first port associated with the first port of the tubular body, and a second port associated with the second port of the tubular body, wherein the valve arrangement comprises a further retaining member. The method includes operating the valve arrangement from the locked second configuration to a third configuration, in which the first port is closed and the second port is open.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.