PL313687A1 - Roof support arrangement for longwall workings in vicinity of their crossings with galleries - Google Patents

Roof support arrangement for longwall workings in vicinity of their crossings with galleries

Info

Publication number
PL313687A1
PL313687A1 PL31368796A PL31368796A PL313687A1 PL 313687 A1 PL313687 A1 PL 313687A1 PL 31368796 A PL31368796 A PL 31368796A PL 31368796 A PL31368796 A PL 31368796A PL 313687 A1 PL313687 A1 PL 313687A1
Authority
PL
Poland
Prior art keywords
galleries
crossings
vicinity
support arrangement
roof support
Prior art date
Application number
PL31368796A
Inventor
Willy Nekola
Original Assignee
Dbt Gmbh
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 Dbt Gmbh filed Critical Dbt Gmbh
Publication of PL313687A1 publication Critical patent/PL313687A1/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0086—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor in galleries

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
PL31368796A 1995-04-13 1996-04-10 Roof support arrangement for longwall workings in vicinity of their crossings with galleries PL313687A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1995113998 DE19513998C1 (en) 1995-04-13 1995-04-13 Walking walling mechanism supporting mine=gallery roof

Publications (1)

Publication Number Publication Date
PL313687A1 true PL313687A1 (en) 1996-10-14

Family

ID=7759624

Family Applications (1)

Application Number Title Priority Date Filing Date
PL31368796A PL313687A1 (en) 1995-04-13 1996-04-10 Roof support arrangement for longwall workings in vicinity of their crossings with galleries

Country Status (3)

Country Link
CZ (1) CZ95796A3 (en)
DE (1) DE19513998C1 (en)
PL (1) PL313687A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101333928B (en) * 2008-07-31 2010-06-09 中国矿业大学 Multi-layer double-fork super-static hydraulic support
CN101871354A (en) * 2010-06-04 2010-10-27 中煤北京煤矿机械有限责任公司 Long-step continuous support type advanced support and its moving method
CN101864975B (en) * 2010-06-04 2012-06-27 中煤北京煤矿机械有限责任公司 Rear frame-to-front frame type continuous supporting advanced frame and frame moving method thereof
CN101985887B (en) * 2010-09-14 2012-07-04 中国矿业大学 End supporting, filling and transshipping system of coal face
CN102094664B (en) * 2011-01-27 2013-04-03 中国矿业大学 Hydraulic bracket for end of comprehensive mechanized filling coal face
CN102162366A (en) * 2011-04-01 2011-08-24 中煤北京煤矿机械有限责任公司 Device for preventing transferring machine from floating upwards
CN102787842B (en) * 2012-08-21 2014-10-01 三一重型装备有限公司 Connecting device and scraper conveyor complete set of equipment
CN103233759B (en) * 2013-04-25 2015-03-18 山西东华机械有限公司 Hydraulic support positioning machine
CN104405425B (en) * 2014-10-29 2017-07-18 开滦能源化工股份有限公司范各庄矿业分公司 Development machine automatic moving type leading support equipment
CN108119181B (en) * 2018-02-05 2023-07-25 淮南矿业(集团)有限责任公司 Tail fixing device and method for rubber belt conveyor
CN108442952A (en) * 2018-05-03 2018-08-24 郑州合新科技有限公司 Circulatory self-moving formula lame advanced supporting hydraulic support
CN109139074B (en) * 2018-10-10 2024-07-02 中矿智控(北京)矿山设备有限公司 Tunnel tunneling shield support and supporting method
CN110173289B (en) * 2019-06-12 2021-01-19 太原科技大学 A multi-directional self-moving sliding shoe hydraulic support for coal mine roadway
CN116241303B (en) * 2023-04-21 2025-10-10 国能神东煤炭集团有限责任公司 Advance tunnel support system for mining working face

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2533903C3 (en) * 1975-07-29 1981-07-16 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Progressive expansion unit for longwall mining in the area of the longwall route transition and for relocating the drive station of a longwall conveyor and / or an extraction facility

Also Published As

Publication number Publication date
DE19513998C1 (en) 1996-05-23
CZ95796A3 (en) 1996-10-16

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