CN101915086B - Coal mine underground gas borehole fracturing method - Google Patents
Coal mine underground gas borehole fracturing method Download PDFInfo
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- CN101915086B CN101915086B CN2010102521787A CN201010252178A CN101915086B CN 101915086 B CN101915086 B CN 101915086B CN 2010102521787 A CN2010102521787 A CN 2010102521787A CN 201010252178 A CN201010252178 A CN 201010252178A CN 101915086 B CN101915086 B CN 101915086B
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CN2010102521787A CN101915086B (en) | 2010-08-13 | 2010-08-13 | Coal mine underground gas borehole fracturing method |
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CN2010102521787A CN101915086B (en) | 2010-08-13 | 2010-08-13 | Coal mine underground gas borehole fracturing method |
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CN101915086A CN101915086A (en) | 2010-12-15 |
CN101915086B true CN101915086B (en) | 2011-06-22 |
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102080526B (en) * | 2011-01-17 | 2012-08-22 | 河南理工大学 | Method for extracting gas from bedding level fractured well of ground coal seam roof |
CN102383830B (en) * | 2011-09-30 | 2014-12-24 | 中煤科工集团重庆研究院有限公司 | Comprehensive outburst prevention method for outburst coal seam region |
CN102493831B (en) * | 2011-11-14 | 2014-05-28 | 山西晋城无烟煤矿业集团有限责任公司 | Method for extracting coal seam gas through ground fracturing and underground horizontal drill holes |
CN102587959B (en) * | 2012-03-13 | 2014-08-20 | 华晋煤层气综合利用有限责任公司 | Method for draining coal seam gas |
CN105201480B (en) * | 2015-10-14 | 2017-09-26 | 山西晋煤集团技术研究院有限责任公司 | Surface well underground long drilled holes pressure break coal seam method |
CN108661697A (en) * | 2018-05-31 | 2018-10-16 | 中煤科工集团西安研究院有限公司 | Long drilled holes gas enhanced gas extraction method under the service well of ground |
CN109653787B (en) * | 2019-01-25 | 2024-05-03 | 安徽理工大学 | Coordinated extraction pressure relief method for high-pressure-bearing water and high-gas coal seam group |
CN110965964B (en) * | 2019-12-16 | 2021-10-12 | 临沂矿业集团菏泽煤电有限公司 | Gas extraction method for ultra-thick coal seam |
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US4687060A (en) * | 1986-06-13 | 1987-08-18 | Methane Drainage Ventures | Production and grout liner for methane drainage in subterranean boreholes and method |
US4836611A (en) * | 1988-05-09 | 1989-06-06 | Consolidation Coal Company | Method and apparatus for drilling and separating |
CN100356037C (en) * | 2003-03-28 | 2007-12-19 | 淮南矿业(集团)有限责任公司 | Low premeability high gas soft thick coal layer remote pressure relief gas exhausting method |
CN101240715A (en) * | 2008-01-24 | 2008-08-13 | 淮北矿业(集团)有限责任公司 | One well three-purpose mash gas harnessing method for ground well drilling and ground well drilling |
CN101403314B (en) * | 2008-11-18 | 2011-03-23 | 河南理工大学 | Coal mine down-hole drilling hydraulic fracturing anti-reflection mash gas extraction technique |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanxi Lanyan Coalbed Methane Group Co., Ltd. Assignor: Shanxi Jincheng Anthracite Mining Industry Group Co., Ltd. Contract record no.: 2012990000180 Denomination of invention: Coal mine underground gas borehole fracturing method Granted publication date: 20110622 License type: Exclusive License Open date: 20101215 Record date: 20120401 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20161011 Address after: Lee Village town 048204 Shanxi city of Jincheng province Qinshui County Scarlett Patentee after: Shanxi Lanyan Coalbed Methane Group Co., Ltd. Address before: 048006, Shanxi City, Jincheng Province North Stone Shop Shanxi Coal Group Patentee before: Shanxi Jincheng Anthracite Mining Industry Group Co., Ltd. |