FR1082308A - Movable support for mines - Google Patents

Movable support for mines

Info

Publication number
FR1082308A
FR1082308A FR1082308DA FR1082308A FR 1082308 A FR1082308 A FR 1082308A FR 1082308D A FR1082308D A FR 1082308DA FR 1082308 A FR1082308 A FR 1082308A
Authority
FR
France
Prior art keywords
mines
movable support
movable
support
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
Albert Thelen
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 FR1082308A publication Critical patent/FR1082308A/en
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
    • E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith

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)
FR1082308D 1952-08-18 1953-08-18 Movable support for mines Expired FR1082308A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1082308X 1952-08-18

Publications (1)

Publication Number Publication Date
FR1082308A true FR1082308A (en) 1954-12-28

Family

ID=7721002

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1082308D Expired FR1082308A (en) 1952-08-18 1953-08-18 Movable support for mines

Country Status (1)

Country Link
FR (1) FR1082308A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1091063B (en) * 1955-04-04 1960-10-20 Dowty Mining Equipment Ltd Hydraulic control device for a support device of the hanging wall that can be moved in the direction of the coal face
DE974823C (en) * 1955-05-28 1961-05-18 Gewerk Eisenhuette Westfalia Wandering pit support

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1091063B (en) * 1955-04-04 1960-10-20 Dowty Mining Equipment Ltd Hydraulic control device for a support device of the hanging wall that can be moved in the direction of the coal face
DE974823C (en) * 1955-05-28 1961-05-18 Gewerk Eisenhuette Westfalia Wandering pit support

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