Plunger enhanced chamber lift for well installations
US6830108B2 · kind B2 · utility
13Cited by
11References
129Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 19, 2003 |
| Grant date | Dec 14, 2004 |
| Priority date | — |
| Expiry date | May 19, 2023 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/129
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Method for operating a well installation utilizing a chamber in operative association with plunger lift to carry out deliquidfication. Injection gas may be employed for plunger lift in a manner wherein the injection channel is isolated from the primary annulus of the well adjacent the casing. Gas is produced through that primary annulus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.