CN104564031A - Method for measuring pressure of gas in coal seam in fracture rock stratum - Google Patents
Method for measuring pressure of gas in coal seam in fracture rock stratum Download PDFInfo
- Publication number
- CN104564031A CN104564031A CN201410810418.9A CN201410810418A CN104564031A CN 104564031 A CN104564031 A CN 104564031A CN 201410810418 A CN201410810418 A CN 201410810418A CN 104564031 A CN104564031 A CN 104564031A
- Authority
- CN
- China
- Prior art keywords
- hole
- pressure
- coal
- rock
- boring
- 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.)
- Pending
Links
- 239000011435 rock Substances 0.000 title claims abstract description 45
- 239000003245 coal Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000005553 drilling Methods 0.000 claims abstract description 14
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 10
- 239000000057 synthetic resin Substances 0.000 claims abstract description 10
- 238000012360 testing method Methods 0.000 claims abstract description 7
- 239000011440 grout Substances 0.000 claims abstract description 5
- 238000007569 slipcasting Methods 0.000 claims description 19
- 238000010276 construction Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 239000004568 cement Substances 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract description 9
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000010079 rubber tapping Methods 0.000 abstract 1
- 238000010408 sweeping Methods 0.000 abstract 1
- 238000009530 blood pressure measurement Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 230000005574 cross-species transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000003556 assay Methods 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
-
- 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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
-
- 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
- E21B7/00—Special methods or apparatus for drilling
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410810418.9A CN104564031A (en) | 2014-12-24 | 2014-12-24 | Method for measuring pressure of gas in coal seam in fracture rock stratum |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410810418.9A CN104564031A (en) | 2014-12-24 | 2014-12-24 | Method for measuring pressure of gas in coal seam in fracture rock stratum |
Publications (1)
Publication Number | Publication Date |
---|---|
CN104564031A true CN104564031A (en) | 2015-04-29 |
Family
ID=53081016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410810418.9A Pending CN104564031A (en) | 2014-12-24 | 2014-12-24 | Method for measuring pressure of gas in coal seam in fracture rock stratum |
Country Status (1)
Country | Link |
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CN (1) | CN104564031A (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105350953A (en) * | 2015-12-11 | 2016-02-24 | 湖南科技大学 | Measuring method for coal seam gas pressure in complicated geological condition |
CN106121612A (en) * | 2016-06-29 | 2016-11-16 | 山东科技大学 | The method improving hypotonicity coal-bed gas hole pumping and mining efficiency |
CN109162703A (en) * | 2018-10-16 | 2019-01-08 | 华北科技学院 | A kind of soft suitable coal bed drilling multistage on-line pressure sealant pressure measuring unit of overlength and method |
CN109252856A (en) * | 2018-10-25 | 2019-01-22 | 中冶集团武汉勘察研究院有限公司 | The vertical packer permeability test water-stopping method to intercept water with lateral water blockoff is carried out by boring aperture variation |
CN109709297A (en) * | 2018-12-05 | 2019-05-03 | 中国矿业大学(北京) | Based on the lower method for measuring multiple seam gas bearing capacity simultaneously to layer-through drilling |
CN110080717A (en) * | 2019-06-17 | 2019-08-02 | 中国矿业大学 | A kind of gas pressure measurement method of horizontal drilling rapid hole sealing |
CN111456723A (en) * | 2020-04-08 | 2020-07-28 | 中国矿业大学 | One-hole dual-purpose method for overburden three-zone detection and rock stratum movement monitoring |
CN111963150A (en) * | 2020-08-27 | 2020-11-20 | 安徽理工大学 | Coal bed gas pressure measuring device and using method |
CN113153273A (en) * | 2021-03-18 | 2021-07-23 | 华能煤炭技术研究有限公司 | Coal bed gas pressure measuring structure and measuring method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070062693A1 (en) * | 2005-09-21 | 2007-03-22 | Vetco Gray Inc. | System, method, and apparatus for degassing tool for coal bed methane gas wells |
CN102003173A (en) * | 2010-10-29 | 2011-04-06 | 北京中矿天安科技发展有限公司 | System and method for automatically measuring and recording gas pressure during coal seam hole sealing |
CN102383781A (en) * | 2011-07-15 | 2012-03-21 | 河南理工大学 | Method for measuring gas pressure of coal bed |
CN103015984A (en) * | 2012-12-19 | 2013-04-03 | 河南焦煤能源有限公司科学技术研究所 | Method for measuring gas pressure of coal seam by casing high-pressure hole sealing method |
CN103075148A (en) * | 2013-02-19 | 2013-05-01 | 中国矿业大学 | Method and device for fast measuring coal bed gas pressure through upward remote-distance hole drilling |
CN103742129A (en) * | 2013-12-30 | 2014-04-23 | 中国矿业大学 | Method for drilling holes on soft coal seam to measure coal seam gas pressure |
-
2014
- 2014-12-24 CN CN201410810418.9A patent/CN104564031A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070062693A1 (en) * | 2005-09-21 | 2007-03-22 | Vetco Gray Inc. | System, method, and apparatus for degassing tool for coal bed methane gas wells |
CN102003173A (en) * | 2010-10-29 | 2011-04-06 | 北京中矿天安科技发展有限公司 | System and method for automatically measuring and recording gas pressure during coal seam hole sealing |
CN102383781A (en) * | 2011-07-15 | 2012-03-21 | 河南理工大学 | Method for measuring gas pressure of coal bed |
CN103015984A (en) * | 2012-12-19 | 2013-04-03 | 河南焦煤能源有限公司科学技术研究所 | Method for measuring gas pressure of coal seam by casing high-pressure hole sealing method |
CN103075148A (en) * | 2013-02-19 | 2013-05-01 | 中国矿业大学 | Method and device for fast measuring coal bed gas pressure through upward remote-distance hole drilling |
CN103742129A (en) * | 2013-12-30 | 2014-04-23 | 中国矿业大学 | Method for drilling holes on soft coal seam to measure coal seam gas pressure |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105350953A (en) * | 2015-12-11 | 2016-02-24 | 湖南科技大学 | Measuring method for coal seam gas pressure in complicated geological condition |
CN106121612A (en) * | 2016-06-29 | 2016-11-16 | 山东科技大学 | The method improving hypotonicity coal-bed gas hole pumping and mining efficiency |
CN106121612B (en) * | 2016-06-29 | 2019-02-12 | 山东科技大学 | The method for improving low-permeability coal-bed gas hole pumping and mining efficiency |
CN109162703A (en) * | 2018-10-16 | 2019-01-08 | 华北科技学院 | A kind of soft suitable coal bed drilling multistage on-line pressure sealant pressure measuring unit of overlength and method |
CN109252856A (en) * | 2018-10-25 | 2019-01-22 | 中冶集团武汉勘察研究院有限公司 | The vertical packer permeability test water-stopping method to intercept water with lateral water blockoff is carried out by boring aperture variation |
CN109709297A (en) * | 2018-12-05 | 2019-05-03 | 中国矿业大学(北京) | Based on the lower method for measuring multiple seam gas bearing capacity simultaneously to layer-through drilling |
CN110080717A (en) * | 2019-06-17 | 2019-08-02 | 中国矿业大学 | A kind of gas pressure measurement method of horizontal drilling rapid hole sealing |
CN110080717B (en) * | 2019-06-17 | 2021-05-28 | 中国矿业大学 | Gas pressure measuring method for rapid hole sealing of horizontal drilling |
CN111456723A (en) * | 2020-04-08 | 2020-07-28 | 中国矿业大学 | One-hole dual-purpose method for overburden three-zone detection and rock stratum movement monitoring |
CN111456723B (en) * | 2020-04-08 | 2021-07-09 | 中国矿业大学 | One-hole dual-purpose method for overburden three-zone detection and rock stratum movement monitoring |
CN111963150A (en) * | 2020-08-27 | 2020-11-20 | 安徽理工大学 | Coal bed gas pressure measuring device and using method |
CN111963150B (en) * | 2020-08-27 | 2023-08-22 | 安徽理工大学 | Coal bed gas pressure measuring device and using method |
CN113153273A (en) * | 2021-03-18 | 2021-07-23 | 华能煤炭技术研究有限公司 | Coal bed gas pressure measuring structure and measuring method |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Bai Kexin Inventor after: Chen Yu Inventor after: Wei Yongjian Inventor after: He Dongsheng Inventor after: Dai Linju Inventor after: Xu Yunwang Inventor after: Ding Jian Inventor before: Bai Kexin Inventor before: Chen Yu Inventor before: Wei Yongjian Inventor before: Wang Yimin Inventor before: Bai Kexin, Chen Yu, Wei Yongjian, Wang Yimin, Qie Limin |
|
COR | Change of bibliographic data | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150429 |
|
RJ01 | Rejection of invention patent application after publication |