FR1258759A - Progression device for mining - Google Patents

Progression device for mining

Info

Publication number
FR1258759A
FR1258759A FR829337A FR829337A FR1258759A FR 1258759 A FR1258759 A FR 1258759A FR 829337 A FR829337 A FR 829337A FR 829337 A FR829337 A FR 829337A FR 1258759 A FR1258759 A FR 1258759A
Authority
FR
France
Prior art keywords
mining
progression device
progression
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
FR829337A
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.)
Rheinstahl Wanheim GmbH
Original Assignee
Rheinstahl Wanheim GmbH
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 Rheinstahl Wanheim GmbH filed Critical Rheinstahl Wanheim GmbH
Priority to FR829337A priority Critical patent/FR1258759A/en
Application granted granted Critical
Publication of FR1258759A publication Critical patent/FR1258759A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/50—Component parts or details of props
    • E21D15/54—Details of the ends of props
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E21D23/0056—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with individual advancing shifting devices
FR829337A 1960-06-08 1960-06-08 Progression device for mining Expired FR1258759A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR829337A FR1258759A (en) 1960-06-08 1960-06-08 Progression device for mining

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR829337A FR1258759A (en) 1960-06-08 1960-06-08 Progression device for mining

Publications (1)

Publication Number Publication Date
FR1258759A true FR1258759A (en) 1961-04-14

Family

ID=8732942

Family Applications (1)

Application Number Title Priority Date Filing Date
FR829337A Expired FR1258759A (en) 1960-06-08 1960-06-08 Progression device for mining

Country Status (1)

Country Link
FR (1) FR1258759A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1408712B1 (en) * 1961-08-21 1969-09-04 Konrad Grebe Longwall construction team for a hiking expansion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1408712B1 (en) * 1961-08-21 1969-09-04 Konrad Grebe Longwall construction team for a hiking expansion

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