EP2801697A4 - Longwall working face, non-pillared mining method - Google Patents

Longwall working face, non-pillared mining method

Info

Publication number
EP2801697A4
EP2801697A4 EP12864300.4A EP12864300A EP2801697A4 EP 2801697 A4 EP2801697 A4 EP 2801697A4 EP 12864300 A EP12864300 A EP 12864300A EP 2801697 A4 EP2801697 A4 EP 2801697A4
Authority
EP
European Patent Office
Prior art keywords
pillared
working face
mining method
longwall working
longwall
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
Application number
EP12864300.4A
Other languages
German (de)
French (fr)
Other versions
EP2801697A1 (en
EP2801697B1 (en
Inventor
Guofeng Zhang
Xiaoming Sun
Xiaojie Yang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to PL12864300T priority Critical patent/PL2801697T3/en
Publication of EP2801697A1 publication Critical patent/EP2801697A1/en
Publication of EP2801697A4 publication Critical patent/EP2801697A4/en
Application granted granted Critical
Publication of EP2801697B1 publication Critical patent/EP2801697B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal
EP12864300.4A 2012-01-06 2012-01-06 Longwall working face, non-pillared mining method Active EP2801697B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL12864300T PL2801697T3 (en) 2012-01-06 2012-01-06 Longwall working face, non-pillared mining method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/070109 WO2013102309A1 (en) 2012-01-06 2012-01-06 Longwall working face, non-pillared mining method

Publications (3)

Publication Number Publication Date
EP2801697A1 EP2801697A1 (en) 2014-11-12
EP2801697A4 true EP2801697A4 (en) 2015-12-23
EP2801697B1 EP2801697B1 (en) 2019-08-14

Family

ID=48744977

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12864300.4A Active EP2801697B1 (en) 2012-01-06 2012-01-06 Longwall working face, non-pillared mining method

Country Status (3)

Country Link
EP (1) EP2801697B1 (en)
PL (1) PL2801697T3 (en)
WO (1) WO2013102309A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110469329A (en) * 2018-05-10 2019-11-19 华亭煤业集团有限责任公司 The recovery method in mine back production latter stage

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GB201407642D0 (en) 2014-04-30 2014-06-11 British American Tobacco Co Aerosol-cooling element and arrangements for apparatus for heating a smokable material
GB201418817D0 (en) 2014-10-22 2014-12-03 British American Tobacco Co Apparatus and method for generating an inhalable medium, and a cartridge for use therewith
CN104533419B (en) * 2014-12-16 2017-02-22 湖南科技大学 Method for partial recovery of residual coal from wide coal pillar
CN104564072B (en) * 2015-01-14 2017-01-18 中国矿业大学 Complete non-coal-pillar continuous depressurized mining method for close-distance coal seam groups
US10426199B2 (en) 2015-02-27 2019-10-01 British American Tobacco (Investments) Limited Cartridge, components and methods for generating an inhalable medium
GB201503411D0 (en) 2015-02-27 2015-04-15 British American Tobacco Co Apparatus and method for generating an inhalable medium, and a cartridge for use therewith
CN104808257B (en) * 2015-03-10 2017-07-11 太原钢铁(集团)有限公司 Complicated cavity drills exploration method in the oblique preservation ore body of steep dip
CN104806246B (en) * 2015-05-08 2017-02-01 贵州盘江精煤股份有限公司 Gob-side entry retaining method for coal mine gateway by directional-predetermined crack blasting and truncating crest and pressure relief mode
CN107905790B (en) 2015-06-24 2019-05-31 何满潮 Broadwall N00 engineering method
CN108222935B (en) 2015-06-24 2019-09-17 北京中矿创新联盟能源环境科学研究院 Equipment system of roadway-free coal-pillar-free self-retained roadway mining method
CN105065001B (en) * 2015-07-31 2018-02-09 中国矿业大学(北京) A kind of gob side entry driving recovery method of overlength advance distance working face
GB201517471D0 (en) 2015-10-02 2015-11-18 British American Tobacco Co Apparatus for generating an inhalable medium
CN106437713A (en) * 2016-10-21 2017-02-22 山东科技大学 Automatic coal feeding apparatus for fully mechanized coal face and coal feeding process recognition method
GB201618481D0 (en) 2016-11-02 2016-12-14 British American Tobacco Investments Ltd Aerosol provision article
CN106522952B (en) * 2016-12-26 2018-06-29 山东科技大学 A kind of upper corner processing method of high inclination-angle exploitation working face
CN107013216A (en) * 2017-05-16 2017-08-04 中国科学院武汉岩土力学研究所 A kind of colliery deep mining impulsion pressure prevention and controls
CN109707429B (en) * 2019-03-07 2023-09-26 河南理工大学 Tilting roadway is used for pressing and prevents falling joint support
CN110130899B (en) 2019-07-09 2019-11-05 北京中矿创新联盟能源环境科学研究院 Coal mining method without coal pillar, roadway and tunneling in whole mining area
CN110130898B (en) * 2019-07-09 2019-09-17 北京中矿创新联盟能源环境科学研究院 Design method for non-pillar, non-roadway and non-roadway tunneling mine
CN110439596A (en) * 2019-08-02 2019-11-12 新疆大学 The nested type FRP pipe hollow pier stud of-high percentage of water rapid solidifying material-pvc pipe double-walled and its construction method
CN110984987B (en) * 2019-12-23 2021-04-30 西安科技大学 Large-inclination-angle coal seam working face local filling pillar-free mining method and system
CN111578797B (en) * 2020-07-06 2022-05-31 酒泉钢铁(集团)有限责任公司 Underground medium-length hole blasting suspended roof processing method
CN111828005B (en) * 2020-07-24 2021-03-30 北京中矿创新联盟能源环境科学研究院 Face mining method
CN114278293A (en) * 2021-12-03 2022-04-05 天地科技股份有限公司 Method for cutting top of coal seam roof
CN115183639B (en) * 2022-06-14 2023-03-14 安徽理工大学 Three-face upper-breaking single-roadway down-cutting blasting construction method for roof-cutting retained roadway
CN115263308B (en) * 2022-08-30 2023-08-08 乌海市天誉煤炭有限责任公司 Blasting roof-cutting gob-side entry retaining method
CN117266855B (en) * 2023-11-23 2024-01-19 太原理工大学 Pressure relief and permeability improvement method and system for ultrathin layered mining of coal seam

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US5668325A (en) * 1996-03-27 1997-09-16 Cyprus Amax Coal Company Method and apparatus for determining compressive stress in pillars

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RU2209315C2 (en) * 2001-02-16 2003-07-27 Санкт-Петербургский государственный горный институт им. Г.В. Плеханова (Технический университет) Method of mining of outburst-prone and gassy coal seams
CN100455978C (en) * 2006-09-06 2009-01-28 何满潮 Bidirectional energy gathering tension shaping blasting cartridge
CN100580219C (en) * 2007-04-10 2010-01-13 闫振东 Underground no pillar recovery method of coal mine
CN100462523C (en) * 2007-06-29 2009-02-18 淮南矿业(集团)有限责任公司 Gob-side entry retaining Y-shaped ventilation goaf roof pressure relief gas extraction method
RU2391507C2 (en) * 2008-04-14 2010-06-10 Григорий Кондратьевич Александров Pilarless development method of coal beds
CN101824985B (en) * 2010-03-25 2012-08-01 巩庆刚 Non-coal pillar mining method of protective coal pillars in coal mine
CN101864956B (en) * 2010-04-08 2013-07-03 中国矿业大学 Sectional coal pillar-free exploitation method
CN101858225B (en) * 2010-06-10 2011-10-12 北京中矿深远能源环境科学研究院 Constant resistance and large deformation anchor rod
CN102011588A (en) * 2010-11-30 2011-04-13 淄博市王庄煤矿 House pillar type cutting and filling method of medium coal seam for controlling movement deformation of overlying rock

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5668325A (en) * 1996-03-27 1997-09-16 Cyprus Amax Coal Company Method and apparatus for determining compressive stress in pillars

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013102309A1 *
ZHANG GUO-FENG ET AL: "Research on the Technique of No-Pillar Mining with Gob-Side Entry Formed by Advanced Roof Caving in the Protective Seam in Baijiao Coal Mine", CAIKUANG-YU-ANQUAN-GONGCHENG-XUEBAO = JOURNAL OF MINING & SAFETY ENGINEERING, CN, vol. 28, no. 4, 1 December 2011 (2011-12-01), pages 511 - 516, XP008173932, ISSN: 1673-3363 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110469329A (en) * 2018-05-10 2019-11-19 华亭煤业集团有限责任公司 The recovery method in mine back production latter stage

Also Published As

Publication number Publication date
WO2013102309A1 (en) 2013-07-11
PL2801697T3 (en) 2020-06-15
EP2801697A1 (en) 2014-11-12
EP2801697B1 (en) 2019-08-14

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