ZA202109624B - Method for mining shallow coal seam with minimized impact - Google Patents

Method for mining shallow coal seam with minimized impact

Info

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
Application number
ZA2021/09624A
Other languages
English (en)
Inventor
Qingliang Chang
Huaqiang Zhou
Fengfeng Wu
Ying Xu
Biao Zhang
Qiang Leng
Original Assignee
Univ China Mining
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Univ China Mining filed Critical Univ China Mining
Publication of ZA202109624B publication Critical patent/ZA202109624B/en

Links

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)
ZA2021/09624A 2020-12-25 2021-11-26 Method for mining shallow coal seam with minimized impact ZA202109624B (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
CN112727459B (zh) 2022-05-17
CN112727459A (zh) 2021-04-30

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