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FR944001A - Process for ensuring the safety of the roof of an underground operation - Google Patents

Process for ensuring the safety of the roof of an underground operation

Info

Publication number
FR944001A
FR944001A FR944001DA FR944001A FR 944001 A FR944001 A FR 944001A FR 944001D A FR944001D A FR 944001DA FR 944001 A FR944001 A FR 944001A
Authority
FR
France
Prior art keywords
roof
ensuring
safety
underground operation
underground
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
Other languages
French (fr)
Inventor
Zako Sytse Beijl
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.)
BEIJL ZAKO
Original Assignee
BEIJL ZAKO
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 BEIJL ZAKO filed Critical BEIJL ZAKO
Application granted granted Critical
Publication of FR944001A publication Critical patent/FR944001A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/006—Lining anchored in the rock

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Working Measures On Existing Buildindgs (AREA)
FR944001D 1941-12-16 1947-03-27 Process for ensuring the safety of the roof of an underground operation Expired FR944001A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB16235/41A GB554077A (en) 1941-12-16 1941-12-16 Improvements in or relating to the roofs of colliery or other workings

Publications (1)

Publication Number Publication Date
FR944001A true FR944001A (en) 1949-03-24

Family

ID=40150636

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944001D Expired FR944001A (en) 1941-12-16 1947-03-27 Process for ensuring the safety of the roof of an underground operation

Country Status (4)

Country Link
US (1) US2398130A (en)
BE (1) BE463527A (en)
FR (1) FR944001A (en)
GB (1) GB554077A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1008233B (en) * 1954-09-09 1957-05-16 Bergbaustahl G M B H Anchor support
DE1115206B (en) * 1956-02-27 1961-10-19 Bergbaustahl G M B H Anchor support

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442113A (en) * 1945-05-25 1948-05-25 Beijl Zako Sytse Tunnelling and like subterranean operations
DE1025365B (en) * 1952-04-10 1958-03-06 Bochumer Eisen Heintzmann Anchor support
US2771746A (en) * 1952-05-05 1956-11-27 Fischer August Anchor structure for mines, tunnels and the like
US2748594A (en) * 1952-11-04 1956-06-05 Lukens Steel Co Roof bolt
US2729065A (en) * 1953-06-26 1956-01-03 Jack R Kennedy Adjustable prefabricated metal overcast
DE924624C (en) * 1953-08-12 1955-03-07 Consolidation Bergbau Ag Borehole anchor designed as a tie rod for pit lining
US3163012A (en) * 1961-01-18 1964-12-29 Joseph B Dempscy Mine roof bolt installation
US3427811A (en) * 1967-03-22 1969-02-18 Claude C White Mine roof support system
US4091628A (en) * 1976-09-27 1978-05-30 Jay Hilary Kelley Prestressed elastic arched mine roof support
CA1201896A (en) * 1982-11-16 1986-03-18 Michael C. Tucker Method and apparatus for reinforcing and consolidating earth structures
US5222837A (en) * 1991-12-19 1993-06-29 Phillips Connie L Mine roof channel clamp
US5292209A (en) * 1993-05-14 1994-03-08 Jennmar Corporation Bearing plate
US5385433A (en) * 1993-05-14 1995-01-31 Jennmar Corporation Bearing plate
CN110486069B (en) * 2019-09-10 2020-11-03 华北科技学院 Large-mining-height coal wall caving control structure based on flexible reinforcement and construction equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1008233B (en) * 1954-09-09 1957-05-16 Bergbaustahl G M B H Anchor support
DE1115206B (en) * 1956-02-27 1961-10-19 Bergbaustahl G M B H Anchor support

Also Published As

Publication number Publication date
BE463527A (en) 1946-06-29
GB554077A (en) 1943-06-18
US2398130A (en) 1946-04-09

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