Computer controlled gas lift system
US5937945A · kind A · utility
58Cited by
84References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 20, 1998 |
| Grant date | Aug 17, 1999 |
| Priority date | — |
| Expiry date | Aug 20, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/2934
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Computer control and sensory information are combined with gas lift valve having a plurality of individual openings which are openable or closeable individually to provide varying flow rates of the lift gas. Each of the openings is controlled and is sensitive to downhole sensors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.