CN107829735B - 一种切割天井预留装置及其方法 - Google Patents
一种切割天井预留装置及其方法 Download PDFInfo
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- CN107829735B CN107829735B CN201711148970.6A CN201711148970A CN107829735B CN 107829735 B CN107829735 B CN 107829735B CN 201711148970 A CN201711148970 A CN 201711148970A CN 107829735 B CN107829735 B CN 107829735B
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- 238000005520 cutting process Methods 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 230000000087 stabilizing effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 239000011435 rock Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 3
- 238000004904 shortening Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 12
- 238000005422 blasting Methods 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C37/00—Other methods or devices for dislodging with or without loading
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
Abstract
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Application Number | Priority Date | Filing Date | Title |
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CN201711148970.6A CN107829735B (zh) | 2017-11-17 | 2017-11-17 | 一种切割天井预留装置及其方法 |
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CN201711148970.6A CN107829735B (zh) | 2017-11-17 | 2017-11-17 | 一种切割天井预留装置及其方法 |
Publications (2)
Publication Number | Publication Date |
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CN107829735A CN107829735A (zh) | 2018-03-23 |
CN107829735B true CN107829735B (zh) | 2023-08-22 |
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CN201711148970.6A Active CN107829735B (zh) | 2017-11-17 | 2017-11-17 | 一种切割天井预留装置及其方法 |
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CN (1) | CN107829735B (zh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101302760A (zh) * | 2008-06-25 | 2008-11-12 | 天津三建建筑工程有限公司 | 超长超重混凝土灌注桩加固型钢筋笼 |
CN106761744A (zh) * | 2017-02-21 | 2017-05-31 | 长沙矿山研究院有限责任公司 | 囊体预留巷主动接顶房柱法矿柱回采方法 |
CN207470182U (zh) * | 2017-11-17 | 2018-06-08 | 金川集团股份有限公司 | 一种切割天井预留装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2005333890B2 (en) * | 2005-06-29 | 2009-12-10 | M2P Engineering Pty Ltd | Shaft plugging system |
AU2009236027B2 (en) * | 2009-05-20 | 2015-03-12 | Mti Group Pty Ltd | Collapsible Cushion |
AU2013207575B2 (en) * | 2012-07-20 | 2016-10-20 | Jollan Kingsley | Stope fill barrier |
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2017
- 2017-11-17 CN CN201711148970.6A patent/CN107829735B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101302760A (zh) * | 2008-06-25 | 2008-11-12 | 天津三建建筑工程有限公司 | 超长超重混凝土灌注桩加固型钢筋笼 |
CN106761744A (zh) * | 2017-02-21 | 2017-05-31 | 长沙矿山研究院有限责任公司 | 囊体预留巷主动接顶房柱法矿柱回采方法 |
CN207470182U (zh) * | 2017-11-17 | 2018-06-08 | 金川集团股份有限公司 | 一种切割天井预留装置 |
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CN107829735A (zh) | 2018-03-23 |
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Effective date of registration: 20240207 Address after: 737100 No. 2 Lanzhou Road, Beijing Road Street, Jinchuan District, Jinchang City, Gansu Province Patentee after: Jinchuan Group Nickel Cobalt Co.,Ltd. Country or region after: China Patentee after: University OF SCIENCE AND TECHNOLOGY BEIJING Address before: 737103 No. 98, Jinchuan Road, Jinchang, Gansu Patentee before: JINCHUAN GROUP Co.,Ltd. Country or region before: China Patentee before: University OF SCIENCE AND TECHNOLOGY BEIJING |