FR2137650B1 - - Google Patents

Info

Publication number
FR2137650B1
FR2137650B1 FR7216471A FR7216471A FR2137650B1 FR 2137650 B1 FR2137650 B1 FR 2137650B1 FR 7216471 A FR7216471 A FR 7216471A FR 7216471 A FR7216471 A FR 7216471A FR 2137650 B1 FR2137650 B1 FR 2137650B1
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
FR7216471A
Other versions
FR2137650A1 (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.)
Kloeckner Werke AG
Original Assignee
Kloeckner Werke 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 Kloeckner Werke AG filed Critical Kloeckner Werke AG
Publication of FR2137650A1 publication Critical patent/FR2137650A1/fr
Application granted granted Critical
Publication of FR2137650B1 publication Critical patent/FR2137650B1/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
    • E21D23/0436—Means for inclining the base member of the support

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)
  • Excavating Of Shafts Or Tunnels (AREA)
FR7216471A 1971-05-12 1972-05-09 Expired FR2137650B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712123544 DE2123544B2 (de) 1971-05-12 1971-05-12 Wandernder Strebausbau mit nebeneinander angeordneten Schildausbaugestellen

Publications (2)

Publication Number Publication Date
FR2137650A1 FR2137650A1 (fr) 1972-12-29
FR2137650B1 true FR2137650B1 (fr) 1976-08-06

Family

ID=5807652

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7216471A Expired FR2137650B1 (fr) 1971-05-12 1972-05-09

Country Status (4)

Country Link
BE (1) BE783438A (fr)
DE (1) DE2123544B2 (fr)
FR (1) FR2137650B1 (fr)
GB (1) GB1386874A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2540048C2 (de) * 1975-09-09 1984-01-26 Klöckner-Werke AG, 4100 Duisburg Vorrichtung mit einem Rückzylinder für ein mit einem Strebförderer wanderndes Schildausbaugestell und mit einem Schubkolbengetriebe zum Anheben des Kohlenstoßseitigen Endes der Liegendschwelle während des Rückens
DE3400771A1 (de) * 1984-01-12 1985-07-18 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Ausbaugestell, insbesondere schildausbaugestell, mit einer hubvorrichtung zum anheben der liegendkufen
GB2199068B (en) * 1986-12-23 1991-01-09 Gullick Dobson Ltd Mine roof supports

Also Published As

Publication number Publication date
GB1386874A (en) 1975-03-12
FR2137650A1 (fr) 1972-12-29
BE783438A (fr) 1972-09-01
DE2123544A1 (de) 1972-11-30
DE2123544B2 (de) 1974-09-05

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Legal Events

Date Code Title Description
ST Notification of lapse