FR1176512A - Dispositif de boisage - Google Patents

Dispositif de boisage

Info

Publication number
FR1176512A
FR1176512A FR1176512DA FR1176512A FR 1176512 A FR1176512 A FR 1176512A FR 1176512D A FR1176512D A FR 1176512DA FR 1176512 A FR1176512 A FR 1176512A
Authority
FR
France
Prior art keywords
timbering device
timbering
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
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.)
HOESCH WESTFALENHUETTE AG
Original Assignee
HOESCH WESTFALENHUETTE 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 HOESCH WESTFALENHUETTE AG filed Critical HOESCH WESTFALENHUETTE AG
Application granted granted Critical
Publication of FR1176512A publication Critical patent/FR1176512A/fr
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
    • E21D17/0206—Hydraulically operated extension devices

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)
FR1176512D 1956-06-05 1957-06-05 Dispositif de boisage Expired FR1176512A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1176512X 1956-06-05

Publications (1)

Publication Number Publication Date
FR1176512A true FR1176512A (fr) 1959-04-13

Family

ID=7729801

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1176512D Expired FR1176512A (fr) 1956-06-05 1957-06-05 Dispositif de boisage

Country Status (1)

Country Link
FR (1) FR1176512A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312071A (en) * 1965-05-08 1967-04-04 Gewerk Eisenhuette Westfalia Mine roof support cap with cantilever projection member
US6017104A (en) * 1993-10-26 2000-01-25 Cms Costruzioni Meccaniche Sestesi Srl Cabinet structure, having variable size, for electric and/or electronic equipments

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312071A (en) * 1965-05-08 1967-04-04 Gewerk Eisenhuette Westfalia Mine roof support cap with cantilever projection member
US6017104A (en) * 1993-10-26 2000-01-25 Cms Costruzioni Meccaniche Sestesi Srl Cabinet structure, having variable size, for electric and/or electronic equipments

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