FR2266798B3 - - Google Patents

Info

Publication number
FR2266798B3
FR2266798B3 FR7508508A FR7508508A FR2266798B3 FR 2266798 B3 FR2266798 B3 FR 2266798B3 FR 7508508 A FR7508508 A FR 7508508A FR 7508508 A FR7508508 A FR 7508508A FR 2266798 B3 FR2266798 B3 FR 2266798B3
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
FR7508508A
Other languages
French (fr)
Other versions
FR2266798A1 (en
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.)
Hemscheidt Hermann Maschinenfabrik GmbH and Co
Original Assignee
Hemscheidt Hermann Maschinenfabrik GmbH and Co
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 Hemscheidt Hermann Maschinenfabrik GmbH and Co filed Critical Hemscheidt Hermann Maschinenfabrik GmbH and Co
Publication of FR2266798A1 publication Critical patent/FR2266798A1/fr
Application granted granted Critical
Publication of FR2266798B3 publication Critical patent/FR2266798B3/fr
Granted 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
    • 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
    • E21D23/0082—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor specially adapted for vertical or steep gradient seams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Supports For Pipes And Cables (AREA)
  • Soil Working Implements (AREA)
  • Forging (AREA)
FR7508508A 1974-04-05 1975-03-19 Equipment for adjusting self-advancing support on rising faces - has diagonally positioned cylinder between base and roof cap Granted FR2266798A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742416617 DE2416617C3 (de) 1974-04-05 1974-04-05 Vorrichtung zum Ausrichten von schreitenden hydraulischen Ausbauböcken bei schwebendem Verhieb

Publications (2)

Publication Number Publication Date
FR2266798A1 FR2266798A1 (en) 1975-10-31
FR2266798B3 true FR2266798B3 (enExample) 1977-11-25

Family

ID=5912237

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7508508A Granted FR2266798A1 (en) 1974-04-05 1975-03-19 Equipment for adjusting self-advancing support on rising faces - has diagonally positioned cylinder between base and roof cap

Country Status (3)

Country Link
DE (1) DE2416617C3 (enExample)
FR (1) FR2266798A1 (enExample)
PL (1) PL93319B1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2622208C2 (de) * 1976-05-19 1983-10-20 Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum Ausbaubock
DE2721381C3 (de) * 1977-05-12 1986-03-27 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Vorrichtung zur Stabilisierung einer hydraulischen Ausbaueinheit
FR2523207B1 (fr) * 1982-04-29 1988-04-01 Bergwerksverband Gmbh Dispositif pour la compression de remblais
DE3241894C1 (de) * 1982-11-12 1984-03-15 Thyssen Industrie Ag, 4300 Essen Stabilisierungsvorrichtung für Strebausbaugestelle
DE3522569A1 (de) * 1985-06-24 1987-01-02 Metallgesellschaft Ag Stromversorgung fuer ein elektrofilter
CN103397905A (zh) * 2013-04-17 2013-11-20 唐建新 煤层自然跨落充填、柔性护巷、完全沿空留巷系统及方法
CN108386219B (zh) * 2018-04-18 2023-08-11 招商局重庆交通科研设计院有限公司 一种隧道支护结构的支撑系统及操作方法
CN109763853B (zh) * 2019-03-05 2023-09-12 廊坊景隆重工机械有限公司 一种门架锚护机

Also Published As

Publication number Publication date
PL93319B1 (enExample) 1977-05-30
DE2416617A1 (de) 1975-10-16
DE2416617B2 (de) 1981-06-04
DE2416617C3 (de) 1982-02-11
FR2266798A1 (en) 1975-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse