PL78507B1 - - Google Patents

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Publication number
PL78507B1
PL78507B1 PL15720972A PL15720972A PL78507B1 PL 78507 B1 PL78507 B1 PL 78507B1 PL 15720972 A PL15720972 A PL 15720972A PL 15720972 A PL15720972 A PL 15720972A PL 78507 B1 PL78507 B1 PL 78507B1
Authority
PL
Poland
Prior art keywords
knife
knives
plow
blades
coal
Prior art date
Application number
PL15720972A
Other languages
English (en)
Polish (pl)
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 PL78507B1 publication Critical patent/PL78507B1/pl

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
    • E21C27/34—Machine propelled along the working face by cable or chain
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
    • E21C27/34—Machine propelled along the working face by cable or chain
    • E21C27/35—Ram-ploughs
    • 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
    • E21C35/12—Guiding the machine along a conveyor for the cut material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Soil Working Implements (AREA)
  • Auxiliary Methods And Devices For Loading And Unloading (AREA)
  • Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
PL15720972A 1971-08-13 1972-08-10 PL78507B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712140609 DE2140609C3 (de) 1971-08-13 1971-08-13 Kohlenhobel

Publications (1)

Publication Number Publication Date
PL78507B1 true PL78507B1 (de) 1975-06-30

Family

ID=5816663

Family Applications (1)

Application Number Title Priority Date Filing Date
PL15720972A PL78507B1 (de) 1971-08-13 1972-08-10

Country Status (4)

Country Link
CS (1) CS205066B2 (de)
DE (1) DE2140609C3 (de)
GB (1) GB1398129A (de)
PL (1) PL78507B1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2836133C2 (de) * 1978-08-18 1991-05-08 Gewerkschaft Eisenhütte Westfalia GmbH, 4670 Lünen Hobel mit höhenverstellbarem Firstmeißelträger
DE3222984A1 (de) * 1982-06-19 1983-12-22 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Gewinnungshobel mit hoehenverstellbarem firstmeisseltraeger
DE3517063C1 (de) * 1985-05-11 1986-09-04 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Kohlenhobel

Also Published As

Publication number Publication date
DE2140609B2 (de) 1979-12-20
GB1398129A (en) 1975-06-18
CS205066B2 (en) 1981-04-30
DE2140609C3 (de) 1980-08-28
DE2140609A1 (de) 1973-02-22

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