ZA202109624B - Method for mining shallow coal seam with minimized impact - Google Patents
Method for mining shallow coal seam with minimized impactInfo
- Publication number
- ZA202109624B ZA202109624B ZA2021/09624A ZA202109624A ZA202109624B ZA 202109624 B ZA202109624 B ZA 202109624B ZA 2021/09624 A ZA2021/09624 A ZA 2021/09624A ZA 202109624 A ZA202109624 A ZA 202109624A ZA 202109624 B ZA202109624 B ZA 202109624B
- Authority
- ZA
- South Africa
- Prior art keywords
- coal seam
- shallow coal
- minimized impact
- mining
- mining shallow
- Prior art date
Links
- 239000003245 coal Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000005065 mining Methods 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011585173.6A CN112727459B (zh) | 2020-12-25 | 2020-12-25 | 一种减小浅埋煤层开采影响的开采方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA202109624B true ZA202109624B (en) | 2023-02-22 |
Family
ID=75606974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA2021/09624A ZA202109624B (en) | 2020-12-25 | 2021-11-26 | Method for mining shallow coal seam with minimized impact |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN112727459B (zh) |
ZA (1) | ZA202109624B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114060069B (zh) * | 2021-12-10 | 2023-09-12 | 国家能源投资集团有限责任公司 | 一种浅埋深煤矿的采空区预支护作业方法 |
CN114856561A (zh) * | 2022-05-19 | 2022-08-05 | 中煤能源研究院有限责任公司 | 适用于临近采空区的工作面回采诱发矿震的降频减能方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101705821B (zh) * | 2009-10-29 | 2011-12-21 | 太原理工大学 | 一种用于煤矿开采中坚硬顶板控制放顶的方法 |
CN102758622B (zh) * | 2012-04-28 | 2015-06-24 | 中国神华能源股份有限公司 | 一种井工开采区地表环境损伤的监测方法 |
CN104453899B (zh) * | 2014-11-06 | 2016-08-24 | 大同煤矿集团有限责任公司 | 复杂条件下孤岛工作面安全回采方法 |
CN105257293B (zh) * | 2015-09-24 | 2017-12-08 | 中国矿业大学 | 一种浅埋地输气管线下压煤的开采方法 |
CN108457651B (zh) * | 2018-01-24 | 2020-04-03 | 河南理工大学 | 一种煤矿巷旁充填沿空留巷液压劈裂切顶方法 |
CN110080769B (zh) * | 2019-05-09 | 2021-01-12 | 大同煤矿集团有限责任公司 | 一种煤矿临空回采巷道坚硬顶板地面精准切顶卸压方法 |
CN111022050B (zh) * | 2019-12-16 | 2021-11-09 | 山东省邱集煤矿有限公司 | 一种注浆改造复合顶板的全闭合爆破卸压及自留巷方法 |
-
2020
- 2020-12-25 CN CN202011585173.6A patent/CN112727459B/zh active Active
-
2021
- 2021-11-26 ZA ZA2021/09624A patent/ZA202109624B/en unknown
Also Published As
Publication number | Publication date |
---|---|
CN112727459B (zh) | 2022-05-17 |
CN112727459A (zh) | 2021-04-30 |
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