GB1415244A - Shield support unit for use in underground mining - Google Patents

Shield support unit for use in underground mining

Info

Publication number
GB1415244A
GB1415244A GB1319073A GB1319073A GB1415244A GB 1415244 A GB1415244 A GB 1415244A GB 1319073 A GB1319073 A GB 1319073A GB 1319073 A GB1319073 A GB 1319073A GB 1415244 A GB1415244 A GB 1415244A
Authority
GB
United Kingdom
Prior art keywords
shield
floor sill
supports
support unit
advancing
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.)
Expired
Application number
GB1319073A
Other languages
English (en)
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.)
Kloeckner Werke AG
Original Assignee
Kloeckner Werke AG
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 Kloeckner Werke AG filed Critical Kloeckner Werke AG
Publication of GB1415244A publication Critical patent/GB1415244A/en
Expired legal-status Critical Current

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
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports
    • E21D23/085—Advancing mechanisms forming parts of the roof supports acting on a conveyor or a guide for the mining machine

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)
  • Excavating Of Shafts Or Tunnels (AREA)
GB1319073A 1972-03-22 1973-03-20 Shield support unit for use in underground mining Expired GB1415244A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2213793A DE2213793A1 (de) 1972-03-22 1972-03-22 Schildausbau fuer den einsatz in untertaegigen abbaubetrieben

Publications (1)

Publication Number Publication Date
GB1415244A true GB1415244A (en) 1975-11-26

Family

ID=5839705

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1319073A Expired GB1415244A (en) 1972-03-22 1973-03-20 Shield support unit for use in underground mining

Country Status (4)

Country Link
DE (1) DE2213793A1 (enExample)
FR (1) FR2176720B1 (enExample)
GB (1) GB1415244A (enExample)
ZA (1) ZA731148B (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143882A (en) * 1983-07-23 1985-02-20 Dowty Mining Equipment Ltd Shield supports suitable for use in mines
CN100404789C (zh) * 2004-12-06 2008-07-23 煤炭科学研究总院太原分院 采煤巷道超前支护悬挂移动式液压支架
CN102720537A (zh) * 2012-06-12 2012-10-10 淮南矿业(集团)有限责任公司 上隅角液压充填装置
CN103557021A (zh) * 2013-11-15 2014-02-05 中煤北京煤矿机械有限责任公司 支架防拔后柱限位装置
CN104121029A (zh) * 2013-04-28 2014-10-29 苑军 整体顶梁组合充填悬移液压支架

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2540091C2 (de) * 1975-09-09 1982-06-03 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schildausbaugestell

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143882A (en) * 1983-07-23 1985-02-20 Dowty Mining Equipment Ltd Shield supports suitable for use in mines
US4607986A (en) * 1983-07-23 1986-08-26 Dowty Mining Equipment Limited Shield supports suitable for use in mines
CN100404789C (zh) * 2004-12-06 2008-07-23 煤炭科学研究总院太原分院 采煤巷道超前支护悬挂移动式液压支架
CN102720537A (zh) * 2012-06-12 2012-10-10 淮南矿业(集团)有限责任公司 上隅角液压充填装置
CN102720537B (zh) * 2012-06-12 2014-08-13 淮南矿业(集团)有限责任公司 上隅角液压充填装置
CN104121029A (zh) * 2013-04-28 2014-10-29 苑军 整体顶梁组合充填悬移液压支架
CN103557021A (zh) * 2013-11-15 2014-02-05 中煤北京煤矿机械有限责任公司 支架防拔后柱限位装置
CN103557021B (zh) * 2013-11-15 2016-04-20 中煤北京煤矿机械有限责任公司 支架防拔后柱限位装置

Also Published As

Publication number Publication date
DE2213793A1 (de) 1973-09-27
ZA731148B (en) 1973-11-28
FR2176720A1 (enExample) 1973-11-02
FR2176720B1 (enExample) 1975-10-31

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Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed