FR1582719A - - Google Patents

Info

Publication number
FR1582719A
FR1582719A FR1582719DA FR1582719A FR 1582719 A FR1582719 A FR 1582719A FR 1582719D A FR1582719D A FR 1582719DA FR 1582719 A FR1582719 A FR 1582719A
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
Priority claimed from DE19671583115 external-priority patent/DE1583115C3/de
Application filed filed Critical
Application granted granted Critical
Publication of FR1582719A publication Critical patent/FR1582719A/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
    • E21D23/0047—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor without essential shifting 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)
  • Lining And Supports For Tunnels (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
FR1582719D 1967-09-22 1968-09-23 Expired FR1582719A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671583115 DE1583115C3 (de) 1967-09-22 1967-09-22 Sohlkonstruktion für einen Ausbaubock

Publications (1)

Publication Number Publication Date
FR1582719A true FR1582719A (enrdf_load_stackoverflow) 1969-10-03

Family

ID=5679423

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1582719D Expired FR1582719A (enrdf_load_stackoverflow) 1967-09-22 1968-09-23

Country Status (3)

Country Link
US (1) US3474628A (enrdf_load_stackoverflow)
JP (1) JPS4812602B1 (enrdf_load_stackoverflow)
FR (1) FR1582719A (enrdf_load_stackoverflow)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3113661A (en) * 1959-09-09 1963-12-10 Gewerk Eisenhuette Westfalia Apparatus for displacing a longitudinal mining conveyor
DE1155077B (de) * 1960-12-24 1963-10-03 Rheinstahl Gmbh Wanheim Sohlstueck fuer wandernde Ausbauelemente
GB985401A (en) * 1961-05-13 1965-03-10 Rheinstahl Wanheim Gmbh Improvements in advanceable mine roof support assemblies
BE649949A (enrdf_load_stackoverflow) * 1963-07-02
GB1036663A (en) * 1964-04-03 1966-07-20 Gullick Ltd Improvements in or relating to mine roof and like supports

Also Published As

Publication number Publication date
US3474628A (en) 1969-10-28
JPS4812602B1 (enrdf_load_stackoverflow) 1973-04-21

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Legal Events

Date Code Title Description
ST Notification of lapse