BE775879A - RIPABLE SIZE SUPPORT WITH PNEUMATIC BACKFILL DUCT - Google Patents

RIPABLE SIZE SUPPORT WITH PNEUMATIC BACKFILL DUCT

Info

Publication number
BE775879A
BE775879A BE775879A BE775879A BE775879A BE 775879 A BE775879 A BE 775879A BE 775879 A BE775879 A BE 775879A BE 775879 A BE775879 A BE 775879A BE 775879 A BE775879 A BE 775879A
Authority
BE
Belgium
Prior art keywords
ripable
duct
size support
backfill
pneumatic
Prior art date
Application number
BE775879A
Other languages
French (fr)
Original Assignee
Gewerk Eisenhuette Westfalia
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 Gewerk Eisenhuette Westfalia filed Critical Gewerk Eisenhuette Westfalia
Publication of BE775879A publication Critical patent/BE775879A/en

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
    • E21D23/0463—Hanging or shifting means for tubes, electric feeding cables or the like
    • 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
    • E21D23/0481—Supports specially adapted for use in combination with the placing of filling-up materials
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK 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
    • E21F15/08—Filling-up hydraulically or pneumatically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
  • Supports For Pipes And Cables (AREA)
BE775879A 1971-02-16 1971-11-26 RIPABLE SIZE SUPPORT WITH PNEUMATIC BACKFILL DUCT BE775879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2107288A DE2107288C3 (en) 1971-02-16 1971-02-16 Blow line

Publications (1)

Publication Number Publication Date
BE775879A true BE775879A (en) 1972-03-16

Family

ID=5798900

Family Applications (1)

Application Number Title Priority Date Filing Date
BE775879A BE775879A (en) 1971-02-16 1971-11-26 RIPABLE SIZE SUPPORT WITH PNEUMATIC BACKFILL DUCT

Country Status (5)

Country Link
BE (1) BE775879A (en)
CS (1) CS178405B2 (en)
DE (1) DE2107288C3 (en)
FR (1) FR2114428A5 (en)
PL (1) PL76998B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3011174C2 (en) * 1980-03-22 1983-02-24 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal A blower displacement device consisting of a blower line and a shielding wall, which is arranged on hydraulic support frames

Also Published As

Publication number Publication date
PL76998B1 (en) 1975-02-28
DE2107288B2 (en) 1980-03-13
DE2107288A1 (en) 1972-08-31
CS178405B2 (en) 1977-09-15
DE2107288C3 (en) 1980-11-06
FR2114428A5 (en) 1972-06-30

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: GEWERKSCHAFT EISENHUTTE WESTFALIA

Effective date: 19841126