Downhole apparatus with a valve arrangement
US12018546B2 · 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 comprising a tubular body having first and second ports in a wall thereof includes 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 locked first configuration is an initial configuration of the valve arrangement. The method includes operating the valve arrangement from tile 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.