NL6410069A - - Google Patents

Info

Publication number
NL6410069A
NL6410069A NL6410069A NL6410069A NL6410069A NL 6410069 A NL6410069 A NL 6410069A NL 6410069 A NL6410069 A NL 6410069A NL 6410069 A NL6410069 A NL 6410069A NL 6410069 A NL6410069 A NL 6410069A
Authority
NL
Netherlands
Application number
NL6410069A
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 NL6410069A publication Critical patent/NL6410069A/xx

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
    • E21D23/0052—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 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
    • E21D23/006—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
    • E21D23/0073—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices with advancing shifting devices connected therewith

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)
  • Actuator (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Processing Of Meat And Fish (AREA)
NL6410069A 1963-09-02 1964-08-28 NL6410069A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG38595A DE1211572B (de) 1963-09-02 1963-09-02 Wanderndes hydraulisches Ausbaugestell

Publications (1)

Publication Number Publication Date
NL6410069A true NL6410069A (enrdf_load_stackoverflow) 1965-03-03

Family

ID=7125938

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6410069A NL6410069A (enrdf_load_stackoverflow) 1963-09-02 1964-08-28

Country Status (5)

Country Link
US (1) US3333424A (enrdf_load_stackoverflow)
BE (1) BE652542A (enrdf_load_stackoverflow)
DE (1) DE1211572B (enrdf_load_stackoverflow)
GB (1) GB1082543A (enrdf_load_stackoverflow)
NL (1) NL6410069A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3468510A (en) * 1967-03-07 1969-09-23 Karl Heinz Wehner Mine roof support units

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5153702A (en) * 1974-11-05 1976-05-12 Mitsubishi Heavy Ind Ltd Kutsusakusochino pawaasuraidokiko
US4420278A (en) * 1980-02-29 1983-12-13 Dowty (South Africa) (Proprietary) Limited Heading shield

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB883407A (en) * 1959-06-06 1961-11-29 Rheinstahl Gmbh Wanheim Improvements in mine roof support assemblies
US3106825A (en) * 1959-06-09 1963-10-15 Raheinstahl Wanheim G M B H Mining apparatus and advancing means therefor
DE1147905B (de) * 1960-08-13 1963-05-02 Gewerk Eisenhuette Westfalia Ausbaugestell
FR1277272A (fr) * 1961-01-06 1961-11-24 Electro Hydraulics Ltd Perfectionnements apportés aux dispositifs de soutènement pour mines
FR1340145A (fr) * 1962-12-05 1963-10-11 Dobson Ltd W E & F Support de toit de mine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3468510A (en) * 1967-03-07 1969-09-23 Karl Heinz Wehner Mine roof support units

Also Published As

Publication number Publication date
US3333424A (en) 1967-08-01
BE652542A (enrdf_load_stackoverflow) 1965-03-01
DE1211572B (de) 1966-03-03
GB1082543A (en) 1967-09-06

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