BR7600611A - Motor de propulsao para maquinas de mineracao - Google Patents

Motor de propulsao para maquinas de mineracao

Info

Publication number
BR7600611A
BR7600611A BR7600611A BR7600611A BR7600611A BR 7600611 A BR7600611 A BR 7600611A BR 7600611 A BR7600611 A BR 7600611A BR 7600611 A BR7600611 A BR 7600611A BR 7600611 A BR7600611 A BR 7600611A
Authority
BR
Brazil
Prior art keywords
driving motor
mining machines
mining
machines
driving
Prior art date
Application number
BR7600611A
Other languages
English (en)
Inventor
R Johns
Original Assignee
R Johns
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 R Johns filed Critical R Johns
Publication of BR7600611A publication Critical patent/BR7600611A/pt

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C41/00—Methods of underground or surface mining; Layouts therefor
    • E21C41/16—Methods of underground mining; Layouts therefor
    • E21C41/24—Methods of underground mining; Layouts therefor for oil-bearing deposits
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
    • E21C29/02—Propulsion of machines for slitting or completely freeing the mineral from the seam by means on the machine exerting a thrust against fixed supports
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/08—Guiding the machine
    • E21C35/16—Guiding the machine by making use of the timbering, filling, or other supports

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Remote Sensing (AREA)
  • Transmission Devices (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
BR7600611A 1975-02-13 1976-01-30 Motor de propulsao para maquinas de mineracao BR7600611A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/549,823 US3954300A (en) 1975-02-13 1975-02-13 Mining machine longwall propulsion means

Publications (1)

Publication Number Publication Date
BR7600611A true BR7600611A (pt) 1976-09-14

Family

ID=24194504

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7600611A BR7600611A (pt) 1975-02-13 1976-01-30 Motor de propulsao para maquinas de mineracao

Country Status (4)

Country Link
US (1) US3954300A (pt)
BR (1) BR7600611A (pt)
CA (1) CA1030566A (pt)
DE (1) DE2603427A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4768835A (en) * 1986-10-16 1988-09-06 Gosudarstvenny Proektnokonstruktorsky I Experimentalny Institut Ugolnogo Mashinostroenia Advancing system for coal winning machine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US569097A (en) * 1896-10-06 fryer
US2539962A (en) * 1946-05-14 1951-01-30 Mavor & Coulson Ltd Mining machine
GB1292076A (en) * 1970-05-15 1972-10-11 Coal Industry Patents Ltd Underframes for mining machines

Also Published As

Publication number Publication date
US3954300A (en) 1976-05-04
CA1030566A (en) 1978-05-02
DE2603427A1 (de) 1976-08-26

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