FR2292852A1 - Appareil pour dresser le bouclier inferieur d'une taille avec soutenement par boucliers - Google Patents

Appareil pour dresser le bouclier inferieur d'une taille avec soutenement par boucliers

Info

Publication number
FR2292852A1
FR2292852A1 FR7529277A FR7529277A FR2292852A1 FR 2292852 A1 FR2292852 A1 FR 2292852A1 FR 7529277 A FR7529277 A FR 7529277A FR 7529277 A FR7529277 A FR 7529277A FR 2292852 A1 FR2292852 A1 FR 2292852A1
Authority
FR
France
Prior art keywords
shield
aligner
thrusting
slewing
floor level
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.)
Withdrawn
Application number
FR7529277A
Other languages
English (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.)
RAG AG
Original Assignee
Ruhrkohle 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 Ruhrkohle AG filed Critical Ruhrkohle AG
Publication of FR2292852A1 publication Critical patent/FR2292852A1/fr
Withdrawn legal-status Critical Current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

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)
  • Lining And Supports For Tunnels (AREA)
  • Body Structure For Vehicles (AREA)
FR7529277A 1974-11-27 1975-09-24 Appareil pour dresser le bouclier inferieur d'une taille avec soutenement par boucliers Withdrawn FR2292852A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742455938 DE2455938C2 (de) 1974-11-27 1974-11-27 Einrichtung zum ausrichten des untersten schildes eines strebes mit schildausbau

Publications (1)

Publication Number Publication Date
FR2292852A1 true FR2292852A1 (fr) 1976-06-25

Family

ID=5931777

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7529277A Withdrawn FR2292852A1 (fr) 1974-11-27 1975-09-24 Appareil pour dresser le bouclier inferieur d'une taille avec soutenement par boucliers

Country Status (2)

Country Link
DE (1) DE2455938C2 (fr)
FR (1) FR2292852A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2803816A1 (de) * 1978-01-28 1979-08-09 Gewerk Eisenhuette Westfalia Einrichtung zur endabstuetzung eines schreitausbaus in geneigter und steiler lagerung

Also Published As

Publication number Publication date
DE2455938B1 (de) 1976-01-29
DE2455938C2 (de) 1976-09-02

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Legal Events

Date Code Title Description
ST Notification of lapse