CN111173556B - 一种大直径钻孔替代横贯时防止钻孔塌孔的方法 - Google Patents
一种大直径钻孔替代横贯时防止钻孔塌孔的方法 Download PDFInfo
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- CN111173556B CN111173556B CN202010034196.1A CN202010034196A CN111173556B CN 111173556 B CN111173556 B CN 111173556B CN 202010034196 A CN202010034196 A CN 202010034196A CN 111173556 B CN111173556 B CN 111173556B
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- grouting
- hole
- diameter
- borehole
- roadway
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 239000003245 coal Substances 0.000 claims abstract description 38
- 239000011440 grout Substances 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 238000010276 construction Methods 0.000 claims abstract description 22
- 238000005553 drilling Methods 0.000 claims abstract description 19
- 239000003566 sealing material Substances 0.000 claims abstract description 14
- 239000002002 slurry Substances 0.000 claims description 27
- 239000004568 cement Substances 0.000 claims description 16
- 238000005507 spraying Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 8
- 235000019353 potassium silicate Nutrition 0.000 claims description 7
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 7
- 239000011398 Portland cement Substances 0.000 claims description 6
- 239000011435 rock Substances 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000009792 diffusion process Methods 0.000 claims description 3
- 238000000605 extraction Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Images
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
- 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
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010034196.1A CN111173556B (zh) | 2020-01-13 | 2020-01-13 | 一种大直径钻孔替代横贯时防止钻孔塌孔的方法 |
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CN202010034196.1A CN111173556B (zh) | 2020-01-13 | 2020-01-13 | 一种大直径钻孔替代横贯时防止钻孔塌孔的方法 |
Publications (2)
Publication Number | Publication Date |
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CN111173556A CN111173556A (zh) | 2020-05-19 |
CN111173556B true CN111173556B (zh) | 2022-04-05 |
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CN202010034196.1A Active CN111173556B (zh) | 2020-01-13 | 2020-01-13 | 一种大直径钻孔替代横贯时防止钻孔塌孔的方法 |
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CN (1) | CN111173556B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113137204A (zh) * | 2021-03-27 | 2021-07-20 | 山东新巨龙能源有限责任公司 | 一种井下顶板钻孔封孔装置及其封孔方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU7403887A (en) * | 1986-06-13 | 1988-01-07 | Methtec Inc. | Methane drainage in subterranean boreholes |
CN101294500A (zh) * | 2008-05-12 | 2008-10-29 | 淮南矿业(集团)有限责任公司 | 大直径抽采钻孔高压注浆封孔方法 |
CN102226375A (zh) * | 2011-05-19 | 2011-10-26 | 中国矿业大学 | 易塌孔钻孔成形方法 |
CN102644285A (zh) * | 2011-02-16 | 2012-08-22 | 五冶集团上海有限公司 | 锚索钻孔防塌孔施工方法 |
CN103195471A (zh) * | 2013-04-22 | 2013-07-10 | 中国矿业大学 | 一种防止井下煤层钻孔垮塌的方法 |
CN108843331A (zh) * | 2018-07-06 | 2018-11-20 | 山东科技大学 | 一种等效钻孔面积下小直径钻孔联合卸压布置方法 |
CN109578058A (zh) * | 2018-12-10 | 2019-04-05 | 中国矿业大学 | 一种通过辅助钻孔提高抽采钻孔瓦斯抽采浓度的方法 |
-
2020
- 2020-01-13 CN CN202010034196.1A patent/CN111173556B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU7403887A (en) * | 1986-06-13 | 1988-01-07 | Methtec Inc. | Methane drainage in subterranean boreholes |
CN101294500A (zh) * | 2008-05-12 | 2008-10-29 | 淮南矿业(集团)有限责任公司 | 大直径抽采钻孔高压注浆封孔方法 |
CN102644285A (zh) * | 2011-02-16 | 2012-08-22 | 五冶集团上海有限公司 | 锚索钻孔防塌孔施工方法 |
CN102226375A (zh) * | 2011-05-19 | 2011-10-26 | 中国矿业大学 | 易塌孔钻孔成形方法 |
CN103195471A (zh) * | 2013-04-22 | 2013-07-10 | 中国矿业大学 | 一种防止井下煤层钻孔垮塌的方法 |
CN108843331A (zh) * | 2018-07-06 | 2018-11-20 | 山东科技大学 | 一种等效钻孔面积下小直径钻孔联合卸压布置方法 |
CN109578058A (zh) * | 2018-12-10 | 2019-04-05 | 中国矿业大学 | 一种通过辅助钻孔提高抽采钻孔瓦斯抽采浓度的方法 |
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