CN104790915B - 一种煤层气的采收方法 - Google Patents
一种煤层气的采收方法 Download PDFInfo
- Publication number
- CN104790915B CN104790915B CN201510195268.XA CN201510195268A CN104790915B CN 104790915 B CN104790915 B CN 104790915B CN 201510195268 A CN201510195268 A CN 201510195268A CN 104790915 B CN104790915 B CN 104790915B
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- CN
- China
- Prior art keywords
- coal seam
- coal
- bed gas
- well
- straight well
- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B43/30—Specific pattern of wells, e.g. optimizing the spacing of wells
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510195268.XA CN104790915B (zh) | 2015-04-22 | 2015-04-22 | 一种煤层气的采收方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510195268.XA CN104790915B (zh) | 2015-04-22 | 2015-04-22 | 一种煤层气的采收方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104790915A CN104790915A (zh) | 2015-07-22 |
CN104790915B true CN104790915B (zh) | 2017-04-26 |
Family
ID=53556051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510195268.XA Expired - Fee Related CN104790915B (zh) | 2015-04-22 | 2015-04-22 | 一种煤层气的采收方法 |
Country Status (1)
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CN (1) | CN104790915B (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105443081B (zh) * | 2016-01-08 | 2017-12-05 | 中国矿业大学(北京) | 一种基于轮替思想的瓦斯抽采设备与抽采方法 |
CN105649578B (zh) * | 2016-01-29 | 2018-11-13 | 西南石油大学 | 煤层气直井双层分压合采方法及其装置 |
CN105673067B (zh) * | 2016-03-07 | 2018-02-13 | 中国矿业大学 | 一种水力压裂与微波辐射联合强化抽采煤层瓦斯的装置及方法 |
CN109386268A (zh) * | 2017-08-03 | 2019-02-26 | 中国石油化工股份有限公司 | 一种油气藏储层压裂方法 |
CN108756870A (zh) * | 2018-05-30 | 2018-11-06 | 中联煤层气有限责任公司 | 一种煤层气压裂液伤害性能和伤害机理分析方法 |
CN111396011B (zh) * | 2019-01-02 | 2022-06-03 | 中国石油天然气股份有限公司 | 提高双支u型井产气量的方法及装置 |
CN112901120B (zh) * | 2021-03-30 | 2023-05-02 | 西安科技大学 | 一种煤层气u型井注气循环负压抽采装置及方法 |
CN114687709B (zh) * | 2022-04-08 | 2023-10-31 | 陕西延长石油(集团)有限责任公司 | 一种煤层气+油气协同开采循环利用装置及方法 |
CN114856518B (zh) * | 2022-05-09 | 2023-02-03 | 大连理工大学 | 一种利用中低焓干岩地热增产煤层气的方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4756367A (en) * | 1987-04-28 | 1988-07-12 | Amoco Corporation | Method for producing natural gas from a coal seam |
US5014788A (en) * | 1990-04-20 | 1991-05-14 | Amoco Corporation | Method of increasing the permeability of a coal seam |
US5417286A (en) * | 1993-12-29 | 1995-05-23 | Amoco Corporation | Method for enhancing the recovery of methane from a solid carbonaceous subterranean formation |
US5769165A (en) * | 1996-01-31 | 1998-06-23 | Vastar Resources Inc. | Method for increasing methane recovery from a subterranean coal formation by injection of tail gas from a hydrocarbon synthesis process |
CN101173604B (zh) * | 2007-11-16 | 2011-11-30 | 中国科学院武汉岩土力学研究所 | 水平井混合气体驱替煤层气方法 |
CA2619557C (en) * | 2008-02-07 | 2011-12-13 | Alberta Research Council Inc. | Method for recovery of natural gas from a group of subterranean zones |
CN101949284A (zh) * | 2010-09-25 | 2011-01-19 | 北京奥瑞安能源技术开发有限公司 | 一种煤层气水平井系统及其施工方法 |
CN102094615A (zh) * | 2010-12-17 | 2011-06-15 | 中国石油集团长城钻探工程有限公司 | 煤层气水平井热力筛管完井方法 |
CN102116140B (zh) * | 2011-01-25 | 2012-01-18 | 煤炭科学研究总院西安研究院 | 一种提高地面煤层气抽采效果的施工方法 |
CN102322252A (zh) * | 2011-05-30 | 2012-01-18 | 北京奥瑞安能源技术开发有限公司 | 煤层气多分支水平井系统及其施工方法 |
CN102392677A (zh) * | 2011-10-21 | 2012-03-28 | 河南煤业化工集团研究院有限责任公司 | 煤层气储盖层立体缝网改造增透技术 |
CN103061730B (zh) * | 2013-01-28 | 2015-09-16 | 中国石油大学(华东) | 一种多元热流体泡沫驱替煤层气开采方法 |
CN104100244A (zh) * | 2013-04-12 | 2014-10-15 | 中国石油化工股份有限公司 | 一种煤层气联通井组布井方法及其在压裂增产中的应用 |
CN103924958A (zh) * | 2013-05-31 | 2014-07-16 | 华北石油管理局 | 一种适用于向斜构造的煤层气多分支水平井系统 |
CN203335053U (zh) * | 2013-05-31 | 2013-12-11 | 华北石油管理局 | 一种巷道煤层气多分支水平井系统 |
CN103924917A (zh) * | 2013-09-11 | 2014-07-16 | 华北石油管理局 | 一种煤层气多分支水平井钻井施工方法 |
CN104295292B (zh) * | 2014-08-14 | 2016-10-26 | 中国矿业大学 | 多层叠置煤层气系统开采井设计方法 |
CN104196453B (zh) * | 2014-08-29 | 2017-02-15 | 富地柳林燃气有限公司 | 煤层气开发井 |
CN104453832B (zh) * | 2014-10-30 | 2018-04-06 | 北京奥瑞安能源技术开发有限公司 | 一种多分支水平井系统及其施工方法 |
CN104481495A (zh) * | 2014-11-05 | 2015-04-01 | 辽宁石油化工大学 | 煤层气丛式双层多分支水平井及对应排采直井系统的钻井方法 |
-
2015
- 2015-04-22 CN CN201510195268.XA patent/CN104790915B/zh not_active Expired - Fee Related
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CN104790915A (zh) | 2015-07-22 |
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C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Peng Xiaolong Inventor after: Wang Chaowen Inventor after: Jia Chunsheng Inventor after: Wang Mingwei Inventor after: Zhu Suyang Inventor after: Mo Fei Inventor after: Zhang Ping Inventor after: Sun Hansen Inventor after: Chen Wangang Inventor before: Peng Xiaolong Inventor before: Wang Chaowen Inventor before: Jia Chunsheng Inventor before: Wang Mingwei Inventor before: Zhu Suyang Inventor before: Mo Fei Inventor before: Zhang Ping Inventor before: Sun Hansen |
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TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20170327 Address after: No. 8 Road, Xindu Xindu District of Chengdu city of Sichuan Province in 610500 Applicant after: Southwest Petroleum University Applicant after: China United Coalbed Methane Co., Ltd. Address before: No. 8 Road, Xindu Xindu District of Chengdu city of Sichuan Province in 610500 Applicant before: Southwest Petroleum University |
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GR01 | Patent grant | ||
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 Termination date: 20180422 |