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FR1136192A - Improvements made to support systems for mine galleries - Google Patents

Improvements made to support systems for mine galleries

Info

Publication number
FR1136192A
FR1136192A FR1136192DA FR1136192A FR 1136192 A FR1136192 A FR 1136192A FR 1136192D A FR1136192D A FR 1136192DA FR 1136192 A FR1136192 A FR 1136192A
Authority
FR
France
Prior art keywords
improvements made
support systems
mine galleries
galleries
mine
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)
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.)
Becorit Grubenausbau GmbH
Original Assignee
Becorit Grubenausbau 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 Becorit Grubenausbau GmbH filed Critical Becorit Grubenausbau GmbH
Application granted granted Critical
Publication of FR1136192A publication Critical patent/FR1136192A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/08—Cap joints for obtaining a coal-face free of pit-props
    • E21D17/086—Cap joints for obtaining a coal-face free of pit-props or articulated type

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)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Revetment (AREA)
FR1136192D 1954-11-26 1955-11-25 Improvements made to support systems for mine galleries Expired FR1136192A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3434354A GB766495A (en) 1954-11-26 1954-11-26 Improvements in or relating to mine-roof laggings

Publications (1)

Publication Number Publication Date
FR1136192A true FR1136192A (en) 1957-05-10

Family

ID=10364462

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1136192D Expired FR1136192A (en) 1954-11-26 1955-11-25 Improvements made to support systems for mine galleries

Country Status (3)

Country Link
DE (1) DE1086199B (en)
FR (1) FR1136192A (en)
GB (1) GB766495A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7033832U (en) * 1970-09-11 1971-01-28 Gewerk Eisenhuette Westfalia HINGED CAP FOR HIKING EXTENSION OF MOUNTAIN MINE EXTRACTIONS.
DE2105795A1 (en) * 1971-02-08 1972-10-05 Hermann Hemscheidt, Maschinenfabrik, 5600 Wuppertal Articulated connection for caps of hydraulic support

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE909202C (en) * 1949-01-31 1954-04-15 Le Progres Charbonnier Iaproch Shell iron

Also Published As

Publication number Publication date
GB766495A (en) 1957-01-23
DE1086199B (en) 1960-08-04

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