NL6602803A - - Google Patents

Info

Publication number
NL6602803A
NL6602803A NL6602803A NL6602803A NL6602803A NL 6602803 A NL6602803 A NL 6602803A NL 6602803 A NL6602803 A NL 6602803A NL 6602803 A NL6602803 A NL 6602803A NL 6602803 A NL6602803 A NL 6602803A
Authority
NL
Netherlands
Application number
NL6602803A
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 NL6602803A publication Critical patent/NL6602803A/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
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports
    • E21D23/082—Advancing mechanisms forming parts of the roof supports acting solely on the elements of the supports
    • 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
    • E21D23/04—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
    • E21D23/0418—Positioning devices and stabilizing means for the props

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)
  • Body Structure For Vehicles (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
NL6602803A 1965-03-11 1966-03-04 NL6602803A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH0055434 1965-03-11

Publications (1)

Publication Number Publication Date
NL6602803A true NL6602803A (enrdf_load_html_response) 1966-09-12

Family

ID=7159032

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6602803A NL6602803A (enrdf_load_html_response) 1965-03-11 1966-03-04

Country Status (4)

Country Link
US (1) US3397544A (enrdf_load_html_response)
BE (1) BE676290A (enrdf_load_html_response)
GB (1) GB1135808A (enrdf_load_html_response)
NL (1) NL6602803A (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3651652A (en) * 1969-04-03 1972-03-28 Gewerk Eisenhuette Westfalia Support assemblies for mineral mines
DE2547853C2 (de) * 1975-10-25 1984-04-05 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schildausbaueinheit
EA031964B1 (ru) * 2017-02-03 2019-03-29 Каким Манапович Бейсембаев Секция шагающей шахтной крепи

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295331A (en) * 1963-04-05 1967-01-03 Gewerk Eisenhuette Westfalia Movable mining support
DE1178813B (de) * 1963-08-23 1964-10-01 Hoesch Bergbautechnik G M B H Elastische Aufhaengung zur Verbindung von Ausbaurahmen

Also Published As

Publication number Publication date
US3397544A (en) 1968-08-20
BE676290A (enrdf_load_html_response) 1966-06-16
GB1135808A (en) 1968-12-04

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