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FR1556616A - - Google Patents

Info

Publication number
FR1556616A
FR1556616A FR1556616DA FR1556616A FR 1556616 A FR1556616 A FR 1556616A FR 1556616D A FR1556616D A FR 1556616DA FR 1556616 A FR1556616 A FR 1556616A
Authority
FR
France
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)
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 filed Critical
Application granted granted Critical
Publication of FR1556616A publication Critical patent/FR1556616A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Tents Or Canopies (AREA)
  • Rehabilitation Tools (AREA)
  • Transmission Devices (AREA)
FR1556616D 1967-03-07 1968-03-04 Expired FR1556616A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEK0061621 1967-03-07

Publications (1)

Publication Number Publication Date
FR1556616A true FR1556616A (en) 1969-02-07

Family

ID=7230177

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1556616D Expired FR1556616A (en) 1967-03-07 1968-03-04

Country Status (5)

Country Link
US (1) US3468510A (en)
BE (1) BE711767A (en)
DE (1) DE1533748B1 (en)
FR (1) FR1556616A (en)
GB (1) GB1213857A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2164365A1 (en) * 1971-12-23 1973-06-28 Kloeckner Werke Ag REMOVABLE UNIT

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3576307A (en) * 1967-11-24 1971-04-27 Gunter Bell Hydraulic pit prop mounting in a roof support system
DE2307954C3 (en) * 1973-02-17 1985-10-03 Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum Shield support frame
US3970200A (en) * 1975-01-16 1976-07-20 George Hyman Construction Co. Gantry
CN102352760B (en) * 2011-11-04 2012-08-29 兖矿集团有限公司 Increasing and decreasing hydraulic support for mechanized mining working face of thin coal seam
CN104018859B (en) * 2014-05-12 2016-03-23 山东能源重装集团鲁南装备制造有限公司 Jack fixed mechanism is adjusted at the bottom of Bracket in Thin Coal Seam
CN112302698B (en) * 2020-10-28 2022-08-12 贵州理工学院 Folding hydraulic tunnel supporting device convenient to carry
CN113006838B (en) * 2021-03-02 2023-06-16 山东同顺矿山设备有限责任公司 Mining hydraulic support base fixing device
CN114320394B (en) * 2021-12-02 2023-11-21 济宁学院 Tunnel scour protection resistance to compression strutting arrangement based on deep strong dynamic load

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1130780B (en) * 1960-02-08 1962-06-07 Gewerk Eisenhuette Westfalia Moving hydraulic support frame for underground mining operations
DE1156037B (en) * 1961-03-24 1963-10-24 Gewerk Eisenhuette Westfalia Self-relocating support frame for mining operations
FR1319372A (en) * 1962-01-17 1963-03-01 Lorraine Anciens Ets Dietrich Walking pile for mine support
DE1161834B (en) * 1962-06-14 1964-01-30 Gewerk Eisenhuette Westfalia Self-relocating support frame for mining operations
DE1211572B (en) * 1963-09-02 1966-03-03 Gewerk Eisenhuette Westfalia Migrating hydraulic support frame
DE1197837B (en) * 1963-12-02 1965-08-05 Stamicarbon Progressive longwall mining
FR1386999A (en) * 1964-04-06 1965-01-22 Progressive support for a mine tunnel or the like
FR1407922A (en) * 1964-08-20 1965-08-06 Gewerk Eisenhuette Westfalia Hydraulic feed support frame
FR1420456A (en) * 1964-10-21 1965-12-10 Electro Hydraulics Ltd Improvements made to mine roof supports
US3490580A (en) * 1968-07-29 1970-01-20 Robert C Brumfield Containers and process for asepsis

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2164365A1 (en) * 1971-12-23 1973-06-28 Kloeckner Werke Ag REMOVABLE UNIT
FR2164566A1 (en) * 1971-12-23 1973-08-03 Kloeckner Werke Ag
DE2164365B2 (en) * 1971-12-23 1977-06-23 Klöckner-Werke AG, 4100 Duisburg RETURNABLE SHIELD UNIT
DE2164365C3 (en) * 1971-12-23 1984-03-15 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Retractable shield extension unit

Also Published As

Publication number Publication date
DE1533748B1 (en) 1969-09-18
BE711767A (en) 1968-07-15
GB1213857A (en) 1970-11-25
US3468510A (en) 1969-09-23

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Legal Events

Date Code Title Description
ST Notification of lapse