FR2040783A5 - - Google Patents

Info

Publication number
FR2040783A5
FR2040783A5 FR6911369A FR6911369A FR2040783A5 FR 2040783 A5 FR2040783 A5 FR 2040783A5 FR 6911369 A FR6911369 A FR 6911369A FR 6911369 A FR6911369 A FR 6911369A FR 2040783 A5 FR2040783 A5 FR 2040783A5
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
FR6911369A
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.)
Bennes Marrel SA
Original Assignee
Bennes Marrel SA
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 Bennes Marrel SA filed Critical Bennes Marrel SA
Priority to FR6911369A priority Critical patent/FR2040783A5/fr
Application granted granted Critical
Publication of FR2040783A5 publication Critical patent/FR2040783A5/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
    • E21D23/04—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
FR6911369A 1969-04-18 1969-04-18 Expired FR2040783A5 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR6911369A FR2040783A5 (de) 1969-04-18 1969-04-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6911369A FR2040783A5 (de) 1969-04-18 1969-04-18

Publications (1)

Publication Number Publication Date
FR2040783A5 true FR2040783A5 (de) 1971-01-22

Family

ID=9032304

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6911369A Expired FR2040783A5 (de) 1969-04-18 1969-04-18

Country Status (1)

Country Link
FR (1) FR2040783A5 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2601001A1 (de) * 1976-01-13 1977-07-14 Johannes Winkler Rueckbarer strebausbau mit fuehrungsvorrichtung insbesondere fuer geneigte lagerung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2601001A1 (de) * 1976-01-13 1977-07-14 Johannes Winkler Rueckbarer strebausbau mit fuehrungsvorrichtung insbesondere fuer geneigte lagerung

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Legal Events

Date Code Title Description
ST Notification of lapse