GB1514751A - Mine roof support equipment - Google Patents

Mine roof support equipment

Info

Publication number
GB1514751A
GB1514751A GB2359875A GB2359875A GB1514751A GB 1514751 A GB1514751 A GB 1514751A GB 2359875 A GB2359875 A GB 2359875A GB 2359875 A GB2359875 A GB 2359875A GB 1514751 A GB1514751 A GB 1514751A
Authority
GB
United Kingdom
Prior art keywords
mine roof
roof support
support equipment
sheets
supports
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
GB2359875A
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents Ltd
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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Priority to GB2359875A priority Critical patent/GB1514751A/en
Publication of GB1514751A publication Critical patent/GB1514751A/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
    • E21D23/04—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
    • E21D23/0454—Trailing plates; Coal face or goaf side sprags

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Tents Or Canopies (AREA)

Abstract

1514751 Shields for mine roof supports COAL INDUSTRY (PATENTS) Ltd 25 May 1976 [30 May 1975] 23598/75 Heading E1P A shield between two adjacent mine roof supports comprises two sheets 17, 18 of flexible material arranged in a vertically overlapping relationship, each sheet being secured to adjacent supports I to form a loop enabling a roof support 1' to be advanced. The sheets are preferably made of conveyor belting material.
GB2359875A 1976-05-25 1976-05-25 Mine roof support equipment Expired GB1514751A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2359875A GB1514751A (en) 1976-05-25 1976-05-25 Mine roof support equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2359875A GB1514751A (en) 1976-05-25 1976-05-25 Mine roof support equipment

Publications (1)

Publication Number Publication Date
GB1514751A true GB1514751A (en) 1978-06-21

Family

ID=10198262

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2359875A Expired GB1514751A (en) 1976-05-25 1976-05-25 Mine roof support equipment

Country Status (1)

Country Link
GB (1) GB1514751A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0293686A1 (en) * 1987-06-03 1988-12-07 Dpu Deutsche Projekt Union Gmbh Method for backfilling underground excavations and device for carrying out such a method
CN104879154A (en) * 2015-06-17 2015-09-02 山东天晟煤矿装备有限公司 Hydraulic support for bidirectional isolating paste filling at ends

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0293686A1 (en) * 1987-06-03 1988-12-07 Dpu Deutsche Projekt Union Gmbh Method for backfilling underground excavations and device for carrying out such a method
EP0383362A2 (en) * 1987-06-03 1990-08-22 Dpu Deutsche Projekt Union Gmbh Method for backfilling underground excavations, in particular in coal mines
EP0383362A3 (en) * 1987-06-03 1990-09-05 Dpu Deutsche Projekt Union Gmbh Method for backfilling underground excavations, in particular in coal mines
CN104879154A (en) * 2015-06-17 2015-09-02 山东天晟煤矿装备有限公司 Hydraulic support for bidirectional isolating paste filling at ends

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Legal Events

Date Code Title Description
PS Patent sealed