CN110608027B - 巷道定向超长钻孔大规模水力压裂增透预抽瓦斯治理工艺 - Google Patents
巷道定向超长钻孔大规模水力压裂增透预抽瓦斯治理工艺 Download PDFInfo
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- CN110608027B CN110608027B CN201910968823.6A CN201910968823A CN110608027B CN 110608027 B CN110608027 B CN 110608027B CN 201910968823 A CN201910968823 A CN 201910968823A CN 110608027 B CN110608027 B CN 110608027B
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- 238000005553 drilling Methods 0.000 title claims abstract description 32
- 230000008569 process Effects 0.000 title claims abstract description 26
- 238000005086 pumping Methods 0.000 title claims abstract description 12
- 239000012530 fluid Substances 0.000 claims abstract description 35
- 238000010276 construction Methods 0.000 claims abstract description 26
- 239000003245 coal Substances 0.000 claims abstract description 21
- 238000000605 extraction Methods 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000012360 testing method Methods 0.000 claims abstract description 9
- 241000191291 Abies alba Species 0.000 claims abstract description 4
- 230000035699 permeability Effects 0.000 claims abstract description 4
- 238000003860 storage Methods 0.000 claims abstract description 4
- 239000004576 sand Substances 0.000 claims description 34
- 239000007788 liquid Substances 0.000 claims description 18
- 238000005406 washing Methods 0.000 claims description 12
- 239000002131 composite material Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 239000003208 petroleum Substances 0.000 claims description 7
- 239000004568 cement Substances 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 6
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- 230000009286 beneficial effect Effects 0.000 abstract description 2
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- 229910000831 Steel Inorganic materials 0.000 description 5
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
-
- 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
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
Abstract
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CN201910968823.6A CN110608027B (zh) | 2019-10-12 | 2019-10-12 | 巷道定向超长钻孔大规模水力压裂增透预抽瓦斯治理工艺 |
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CN201910968823.6A CN110608027B (zh) | 2019-10-12 | 2019-10-12 | 巷道定向超长钻孔大规模水力压裂增透预抽瓦斯治理工艺 |
Publications (2)
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CN110608027A CN110608027A (zh) | 2019-12-24 |
CN110608027B true CN110608027B (zh) | 2020-06-30 |
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CN201910968823.6A Active CN110608027B (zh) | 2019-10-12 | 2019-10-12 | 巷道定向超长钻孔大规模水力压裂增透预抽瓦斯治理工艺 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111237007A (zh) * | 2020-02-19 | 2020-06-05 | 中煤科工集团重庆研究院有限公司 | 一种井下深部低透气性煤储层的水力压裂方法 |
CN111535791B (zh) * | 2020-05-08 | 2022-09-20 | 中煤科工集团西安研究院有限公司 | 碎软低渗煤层井上下联合压裂区域瓦斯高效抽采方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7096954B2 (en) * | 2001-12-31 | 2006-08-29 | Schlumberger Technology Corporation | Method and apparatus for placement of multiple fractures in open hole wells |
CN201106442Y (zh) * | 2007-05-31 | 2008-08-27 | 安东石油技术(集团)有限公司 | 可控脱节多层分层压裂管柱 |
CN102080526B (zh) * | 2011-01-17 | 2012-08-22 | 河南理工大学 | 地面煤层顶板顺层水平压裂井抽采瓦斯方法 |
CN104100250A (zh) * | 2013-04-15 | 2014-10-15 | 中国石油化工股份有限公司 | 裸眼水平井分段压裂完井一体化管柱系统及压裂工艺方法 |
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Effective date of registration: 20221221 Address after: 710018 21 / F, block B, Hengshi International Center, No. 111, Fengcheng fifth road, economic and Technological Development Zone, Xi'an, Shaanxi Province Patentee after: Shaanxi Ruiying international oil and Gas Engineering Technology Service Co.,Ltd. Address before: 405-5, Floor 4, No. 8, Sijiqing Road, Haidian District, Beijing Patentee before: Beijing intico Technology Service Co.,Ltd. |