FR1115819A - Dispositif et méthodes de soutènement - Google Patents

Dispositif et méthodes de soutènement

Info

Publication number
FR1115819A
FR1115819A FR1115819DA FR1115819A FR 1115819 A FR1115819 A FR 1115819A FR 1115819D A FR1115819D A FR 1115819DA FR 1115819 A FR1115819 A FR 1115819A
Authority
FR
France
Prior art keywords
methods
support system
support
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
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.)
EQUIP MINIER L
Original Assignee
EQUIP MINIER L
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 EQUIP MINIER L filed Critical EQUIP MINIER L
Application granted granted Critical
Publication of FR1115819A publication Critical patent/FR1115819A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
    • E21D23/0008—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a pair of joined struts
FR1115819D 1954-12-08 1954-12-08 Dispositif et méthodes de soutènement Expired FR1115819A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1115819T 1954-12-08

Publications (1)

Publication Number Publication Date
FR1115819A true FR1115819A (fr) 1956-04-30

Family

ID=9629160

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1115819D Expired FR1115819A (fr) 1954-12-08 1954-12-08 Dispositif et méthodes de soutènement

Country Status (1)

Country Link
FR (1) FR1115819A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1198307B (de) * 1959-11-23 1965-08-12 Nuesse & Graefer Maschf Rueckverfahren zum Ruecken eines Ausbaus in Gestalt von Ausbaugestellen und eines Foerderers
FR2180690A1 (fr) * 1972-04-19 1973-11-30 Manche Atel Chantiers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1198307B (de) * 1959-11-23 1965-08-12 Nuesse & Graefer Maschf Rueckverfahren zum Ruecken eines Ausbaus in Gestalt von Ausbaugestellen und eines Foerderers
FR2180690A1 (fr) * 1972-04-19 1973-11-30 Manche Atel Chantiers

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