BE726589A - - Google Patents

Info

Publication number
BE726589A
BE726589A BE726589DA BE726589A BE 726589 A BE726589 A BE 726589A BE 726589D A BE726589D A BE 726589DA BE 726589 A BE726589 A BE 726589A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE726589A publication Critical patent/BE726589A/xx

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
    • E21D23/0481—Supports specially adapted for use in combination with the placing of filling-up materials
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F15/00—Methods or devices for placing filling-up materials in underground workings
    • E21F15/02—Supporting means, e.g. shuttering, for filling-up materials
    • E21F15/04—Stowing mats; Goaf wire netting; Partition walls
BE726589D 1968-02-27 1969-01-08 BE726589A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEK0064860 1968-02-27

Publications (1)

Publication Number Publication Date
BE726589A true BE726589A (en) 1969-06-16

Family

ID=7231825

Family Applications (1)

Application Number Title Priority Date Filing Date
BE726589D BE726589A (en) 1968-02-27 1969-01-08

Country Status (3)

Country Link
BE (1) BE726589A (en)
DE (1) DE1583818A1 (en)
NL (1) NL6902101A (en)

Also Published As

Publication number Publication date
DE1583818A1 (en) 1970-09-24
NL6902101A (en) 1969-08-29

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