CA966355A - Method of withdrawing hazardous gases from subterranean formations - Google Patents
Method of withdrawing hazardous gases from subterranean formationsInfo
- Publication number
- CA966355A CA966355A CA151,954A CA151954A CA966355A CA 966355 A CA966355 A CA 966355A CA 151954 A CA151954 A CA 151954A CA 966355 A CA966355 A CA 966355A
- Authority
- CA
- Canada
- Prior art keywords
- subterranean formations
- hazardous gases
- withdrawing
- withdrawing hazardous
- gases
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000015572 biosynthetic process Effects 0.000 title 1
- 238000005755 formation reaction Methods 0.000 title 1
- 239000007789 gas Substances 0.000 title 1
- 231100001261 hazardous Toxicity 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C45/00—Methods of hydraulic mining; Hydraulic monitors
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18859471A | 1971-10-12 | 1971-10-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA966355A true CA966355A (en) | 1975-04-22 |
Family
ID=22693801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA151,954A Expired CA966355A (en) | 1971-10-12 | 1972-09-18 | Method of withdrawing hazardous gases from subterranean formations |
Country Status (5)
Country | Link |
---|---|
US (1) | US3743355A (en) |
AU (1) | AU470492B2 (en) |
CA (1) | CA966355A (en) |
GB (1) | GB1402001A (en) |
ZA (1) | ZA726398B (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3814480A (en) * | 1973-03-23 | 1974-06-04 | Continental Oil Co | Method of controlling gas accumulation in underground mines |
US4089374A (en) * | 1976-12-16 | 1978-05-16 | In Situ Technology, Inc. | Producing methane from coal in situ |
US4359092A (en) * | 1978-11-14 | 1982-11-16 | Jones Paul H | Method and apparatus for natural gas and thermal energy production from aquifers |
US4544037A (en) * | 1984-02-21 | 1985-10-01 | In Situ Technology, Inc. | Initiating production of methane from wet coal beds |
US4686849A (en) * | 1985-12-06 | 1987-08-18 | Czirr John B | Method for determining mine roof competency |
US5045215A (en) * | 1987-07-13 | 1991-09-03 | North East Environmental Products, Inc. | Removing hazardous contaminants from water |
DE3728299A1 (en) * | 1987-08-25 | 1989-03-09 | Ieg Ind Engineering Gmbh | METHOD AND ARRANGEMENT FOR DRIVING LIGHT VEGETABLE IMPURITIES FROM THE GROUND |
US5197541A (en) * | 1989-09-27 | 1993-03-30 | Xerox Corporation | Apparatus for two phase vacuum extraction of soil contaminants |
US5050676A (en) * | 1989-09-27 | 1991-09-24 | Xerox Corporation | Process for two phase vacuum extraction of soil contaminants |
US5076360A (en) * | 1989-09-27 | 1991-12-31 | Dames & Moore | Priming methods for vacuum extraction wells |
US5172764A (en) * | 1991-02-07 | 1992-12-22 | Xerox Corporation | Process and apparatus for groundwater extraction using a high vacuum process |
US5358357A (en) * | 1993-04-30 | 1994-10-25 | Xerox Corporation | Process and apparatus for high vacuum groundwater extraction |
US5464309A (en) * | 1993-04-30 | 1995-11-07 | Xerox Corporation | Dual wall multi-extraction tube recovery well |
US5360067A (en) * | 1993-05-17 | 1994-11-01 | Meo Iii Dominic | Vapor-extraction system for removing hydrocarbons from soil |
US5685976A (en) * | 1993-08-30 | 1997-11-11 | North East Environmental Products, Inc. | Removing hazardous contaminants from water |
US6007274A (en) * | 1997-05-19 | 1999-12-28 | Arcadis Geraghty & Miller | In-well air stripping, oxidation, and adsorption |
CN109322696B (en) * | 2018-12-06 | 2020-04-14 | 中煤科工集团重庆研究院有限公司 | Method for extracting gas resources of inverted F-shaped ground well in mining area |
CN112796680B (en) * | 2021-01-04 | 2022-05-03 | 中煤科工集团重庆研究院有限公司 | Suspension installation method for protecting casing pipe of pre-pumping ground well to mining well |
CN112983535B (en) * | 2021-03-16 | 2022-06-03 | 重庆大学 | Soft, low-permeability and high-hydrogen sulfide coal seam zoning drilling, cutting and alkali injection treatment construction method |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US825745A (en) * | 1904-08-04 | 1906-07-10 | Mark D Mitchell | Oil-flushing system. |
US1992323A (en) * | 1932-09-02 | 1935-02-26 | James H Hayes | Process of degasifying coal and other carbonaceous material in situ |
US3302581A (en) * | 1965-07-27 | 1967-02-07 | Burch Julius Gordon | Gas well treatment methods |
-
1971
- 1971-10-12 US US00188594A patent/US3743355A/en not_active Expired - Lifetime
-
1972
- 1972-09-18 CA CA151,954A patent/CA966355A/en not_active Expired
- 1972-09-19 GB GB4328172A patent/GB1402001A/en not_active Expired
- 1972-09-19 ZA ZA726398A patent/ZA726398B/en unknown
- 1972-09-20 AU AU46865/72A patent/AU470492B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU470492B2 (en) | 1976-03-18 |
ZA726398B (en) | 1973-06-27 |
US3743355A (en) | 1973-07-03 |
GB1402001A (en) | 1975-08-06 |
AU4686572A (en) | 1974-03-28 |
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