CN107654255A - 一种抽采钻孔定点护孔防塌装置 - Google Patents
一种抽采钻孔定点护孔防塌装置 Download PDFInfo
- Publication number
- CN107654255A CN107654255A CN201711078377.9A CN201711078377A CN107654255A CN 107654255 A CN107654255 A CN 107654255A CN 201711078377 A CN201711078377 A CN 201711078377A CN 107654255 A CN107654255 A CN 107654255A
- Authority
- CN
- China
- Prior art keywords
- charge
- guard aperture
- ring
- pipe collar
- extraction borehole
- 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.)
- Granted
Links
- 238000000605 extraction Methods 0.000 title claims abstract description 23
- 241000935974 Paralichthys dentatus Species 0.000 claims abstract description 10
- 206010058109 Hangnail Diseases 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 210000003205 muscle Anatomy 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 238000005553 drilling Methods 0.000 abstract description 17
- 238000005086 pumping Methods 0.000 abstract description 17
- 239000003245 coal Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 239000011435 rock Substances 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 235000019994 cava Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 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
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/04—Electric drives
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711078377.9A CN107654255B (zh) | 2017-11-06 | 2017-11-06 | 一种抽采钻孔定点护孔防塌装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711078377.9A CN107654255B (zh) | 2017-11-06 | 2017-11-06 | 一种抽采钻孔定点护孔防塌装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107654255A true CN107654255A (zh) | 2018-02-02 |
CN107654255B CN107654255B (zh) | 2019-12-10 |
Family
ID=61119982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711078377.9A Expired - Fee Related CN107654255B (zh) | 2017-11-06 | 2017-11-06 | 一种抽采钻孔定点护孔防塌装置 |
Country Status (1)
Country | Link |
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CN (1) | CN107654255B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111287710A (zh) * | 2020-03-12 | 2020-06-16 | 徐州工程学院 | 一种用于松软煤层瓦斯抽采钻孔的防护用球 |
CN111472834A (zh) * | 2020-06-10 | 2020-07-31 | 徐州工程学院 | 一种定点防止上向瓦斯抽采钻孔垮塌的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100006281A1 (en) * | 2008-07-09 | 2010-01-14 | Air Wars Defense Lp | Harvesting hydrocarbons and water from methane hydrate deposits and shale seams |
CN102155256A (zh) * | 2011-03-10 | 2011-08-17 | 贵州铸安矿山科技股份有限公司 | 防止瓦斯抽采孔垮塌的方法 |
CN105443098A (zh) * | 2015-08-02 | 2016-03-30 | 河南理工大学 | 一种煤矿井下钻孔分段定点水力压裂固孔装置及方法 |
CN205714086U (zh) * | 2016-03-07 | 2016-11-23 | 安徽理工大学 | 一种瓦斯抽采钻孔定点护孔装置 |
-
2017
- 2017-11-06 CN CN201711078377.9A patent/CN107654255B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100006281A1 (en) * | 2008-07-09 | 2010-01-14 | Air Wars Defense Lp | Harvesting hydrocarbons and water from methane hydrate deposits and shale seams |
CN102155256A (zh) * | 2011-03-10 | 2011-08-17 | 贵州铸安矿山科技股份有限公司 | 防止瓦斯抽采孔垮塌的方法 |
CN105443098A (zh) * | 2015-08-02 | 2016-03-30 | 河南理工大学 | 一种煤矿井下钻孔分段定点水力压裂固孔装置及方法 |
CN205714086U (zh) * | 2016-03-07 | 2016-11-23 | 安徽理工大学 | 一种瓦斯抽采钻孔定点护孔装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111287710A (zh) * | 2020-03-12 | 2020-06-16 | 徐州工程学院 | 一种用于松软煤层瓦斯抽采钻孔的防护用球 |
CN111287710B (zh) * | 2020-03-12 | 2022-01-28 | 徐州工程学院 | 一种用于松软煤层瓦斯抽采钻孔的防护用球 |
CN111472834A (zh) * | 2020-06-10 | 2020-07-31 | 徐州工程学院 | 一种定点防止上向瓦斯抽采钻孔垮塌的方法 |
CN111472834B (zh) * | 2020-06-10 | 2021-11-09 | 徐州工程学院 | 一种定点防止上向瓦斯抽采钻孔垮塌的方法 |
Also Published As
Publication number | Publication date |
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CN107654255B (zh) | 2019-12-10 |
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Effective date of registration: 20200608 Address after: Jinyang South Lake District, 550081 Guizhou city of Guiyang province No. 6 century Jin Yuan Business Center No. 3 Co-patentee after: GUIZHOU WULUNSHAN COAL INDUSTRY Co.,Ltd. Patentee after: YANKUANG GUIZHOU ENERGY CHEMICAL Co.,Ltd. Co-patentee after: GUIZHOU FAER COAL INDUSTRY Co.,Ltd. Address before: Jinyang South Lake District, 550081 Guizhou city of Guiyang province No. 6 century Jin Yuan Business Center No. 3 Co-patentee before: GUIZHOU WULUNSHAN COAL INDUSTRY Co.,Ltd. Patentee before: YANKUANG GUIZHOU ENERGY CHEMICAL Co.,Ltd. |
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TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 Termination date: 20201106 |
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CF01 | Termination of patent right due to non-payment of annual fee |