CA985056A - Mining shield supporter - Google Patents

Mining shield supporter

Info

Publication number
CA985056A
CA985056A CA185,848A CA185848A CA985056A CA 985056 A CA985056 A CA 985056A CA 185848 A CA185848 A CA 185848A CA 985056 A CA985056 A CA 985056A
Authority
CA
Canada
Prior art keywords
mining shield
shield supporter
supporter
mining
shield
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
CA185,848A
Other versions
CA185848S (en
Inventor
Masao Fujimori
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.)
Taiheiyo Coal Mining Co Ltd
Original Assignee
Taiheiyo Coal Mining Co 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 Taiheiyo Coal Mining Co Ltd filed Critical Taiheiyo Coal Mining Co Ltd
Application granted granted Critical
Publication of CA985056A publication Critical patent/CA985056A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D19/00—Provisional protective covers for working space
    • E21D19/04—Provisional protective covers for working space for use in drifting 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)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Toys (AREA)
  • Lining And Supports For Tunnels (AREA)
  • Bridges Or Land Bridges (AREA)
CA185,848A 1972-12-18 1973-11-15 Mining shield supporter Expired CA985056A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47126267A JPS4983228A (en) 1972-12-18 1972-12-18

Publications (1)

Publication Number Publication Date
CA985056A true CA985056A (en) 1976-03-09

Family

ID=14930943

Family Applications (1)

Application Number Title Priority Date Filing Date
CA185,848A Expired CA985056A (en) 1972-12-18 1973-11-15 Mining shield supporter

Country Status (5)

Country Link
JP (1) JPS4983228A (en)
AU (1) AU463641B2 (en)
CA (1) CA985056A (en)
DE (1) DE2361235B2 (en)
GB (1) GB1439546A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7775748B2 (en) 2007-07-31 2010-08-17 Marco Systemanalyse Und Entwicklung Gmbh Shield support

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2461095A1 (en) * 1979-07-06 1981-01-30 Charbonnages De France SLIDING CONTINUOUS SUPPORT PORTION WITH LARGE PASSENGER OPENING AND SLIDING HAT
JPH0781518B2 (en) * 1988-06-22 1995-08-30 戸田建設株式会社 Tunnel lining method and device
JPH089280Y2 (en) * 1992-01-09 1996-03-13 株式会社新菱製作所 Segment transfer device
CA2886073C (en) * 2012-09-27 2021-04-20 Centre For Excellence In Mining Innovation Drill and blast method and apparatus for the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7775748B2 (en) 2007-07-31 2010-08-17 Marco Systemanalyse Und Entwicklung Gmbh Shield support

Also Published As

Publication number Publication date
DE2361235B2 (en) 1976-01-08
AU6365073A (en) 1975-06-19
AU463641B2 (en) 1975-07-31
JPS4983228A (en) 1974-08-10
DE2361235A1 (en) 1974-07-04
GB1439546A (en) 1976-06-16

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