FR1201150A - Support structure for flat and moderately inclined deposits - Google Patents

Support structure for flat and moderately inclined deposits

Info

Publication number
FR1201150A
FR1201150A FR1201150DA FR1201150A FR 1201150 A FR1201150 A FR 1201150A FR 1201150D A FR1201150D A FR 1201150DA FR 1201150 A FR1201150 A FR 1201150A
Authority
FR
France
Prior art keywords
flat
support structure
moderately inclined
inclined deposits
deposits
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)
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.)
Gelsenkirchener Bergwerks AG
Original Assignee
Gelsenkirchener Bergwerks 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 Gelsenkirchener Bergwerks AG filed Critical Gelsenkirchener Bergwerks AG
Application granted granted Critical
Publication of FR1201150A publication Critical patent/FR1201150A/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)
FR1201150D 1957-08-07 1958-08-06 Support structure for flat and moderately inclined deposits Expired FR1201150A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1201150X 1957-08-07

Publications (1)

Publication Number Publication Date
FR1201150A true FR1201150A (en) 1959-12-28

Family

ID=7732209

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1201150D Expired FR1201150A (en) 1957-08-07 1958-08-06 Support structure for flat and moderately inclined deposits

Country Status (1)

Country Link
FR (1) FR1201150A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3289997A (en) * 1964-05-05 1966-12-06 Gewertschaft Eisenhutte Westfa Mine prop and shoe arrangement
US3320751A (en) * 1962-01-29 1967-05-23 Groetschel Karl Maria Support

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3320751A (en) * 1962-01-29 1967-05-23 Groetschel Karl Maria Support
US3289997A (en) * 1964-05-05 1966-12-06 Gewertschaft Eisenhutte Westfa Mine prop and shoe arrangement

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