Gas removal system
US4738695A · kind A · utility
31Cited by
8References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 10, 1987 |
| Grant date | Apr 19, 1988 |
| Priority date | — |
| Expiry date | Jun 10, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S261/75
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A portable gas removal system for withdrawing a flammable gas from a low pressure subterranean formation wherein the gas is aspirated from a well with water, the mixture of gas and water are introduced into a receiving chamber where the aspirated gas is stripped and mixed with air and an air-gas mixture is withdrawn having a gas concentration lower than the explosive limit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.