BE627891A - - Google Patents

Info

Publication number
BE627891A
BE627891A BE627891DA BE627891A BE 627891 A BE627891 A BE 627891A BE 627891D A BE627891D A BE 627891DA BE 627891 A BE627891 A BE 627891A
Authority
BE
Belgium
Application number
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.)
Publication of BE627891A publication Critical patent/BE627891A/xx

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14Telescopic props
    • E21D15/44Hydraulic, pneumatic, or hydraulic-pneumatic props

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Actuator (AREA)
  • Food-Manufacturing Devices (AREA)
BE627891D 1962-02-03 BE627891A (is)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB65799A DE1207317B (de) 1962-02-03 1962-02-03 Hydraulischer Grubenstempel mit vergroessertem Hub

Publications (1)

Publication Number Publication Date
BE627891A true BE627891A (is)

Family

ID=6974913

Family Applications (1)

Application Number Title Priority Date Filing Date
BE627891D BE627891A (is) 1962-02-03

Country Status (4)

Country Link
BE (1) BE627891A (is)
DE (1) DE1207317B (is)
GB (1) GB1026136A (is)
NL (1) NL278544A (is)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2941168A1 (de) * 1979-10-11 1981-04-23 Thyssen Industrie Ag, 4300 Essen Hydraulisch betaetigbares schubkolbengetriebe, vornehmlich zur verwendung im bergbau
DE10241801A1 (de) 2002-09-06 2004-03-18 Dbt Gmbh Verfahren zum Fügeverbinden der Funktionsteile von hydraulischen oder pneumatischen Arbeitsvorrichtungen und Fügeverbindung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2795934A (en) * 1952-09-30 1957-06-18 Joy Mfg Co Rotating hydraulic roof supporting jacks
US2795935A (en) * 1952-09-30 1957-06-18 Joy Mfg Co Walking roof support
DE1810715U (de) * 1956-02-20 1960-05-05 Gutehoffnungshuette Sterkrade Hydraulischer grubenstempel.
DE1747411U (de) * 1957-03-23 1957-06-27 Kloeckner Bergbau Victor Icker Hydraulischer grubenstempel.
DE1024463B (de) * 1957-04-18 1958-02-20 Karl Gerlach Hydraulischer Grubenstempel

Also Published As

Publication number Publication date
GB1026136A (en) 1966-04-14
NL278544A (is)
DE1207317B (de) 1965-12-23

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