BE433062A - - Google Patents

Info

Publication number
BE433062A
BE433062A BE433062DA BE433062A BE 433062 A BE433062 A BE 433062A BE 433062D A BE433062D A BE 433062DA BE 433062 A BE433062 A BE 433062A
Authority
BE
Belgium
Application number
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.)
Publication of BE433062A publication Critical patent/BE433062A/xx

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C25/00Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/22Machines slitting solely by one or more cutter chains moving unidirectionally along jibs
    • E21C25/50Machines slitting solely by one or more cutter chains moving unidirectionally along jibs with equipment for cleaning the slit

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)
  • Saccharide Compounds (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
BE433062D 1938-03-04 BE433062A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6779/38A GB512443A (en) 1938-03-04 1938-03-04 Improvements in or connected with cutter-chain machines for use in mining coal and other minerals

Publications (1)

Publication Number Publication Date
BE433062A true BE433062A (pt)

Family

ID=9820581

Family Applications (1)

Application Number Title Priority Date Filing Date
BE433062D BE433062A (pt) 1938-03-04

Country Status (4)

Country Link
US (1) US2268260A (pt)
BE (1) BE433062A (pt)
FR (1) FR851192A (pt)
GB (1) GB512443A (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2426351A (en) * 1942-12-09 1947-08-26 Jeffrey Mfg Co Spring pressed overload release clutch
US2448056A (en) * 1943-08-11 1948-08-31 Joy Mfg Co Cuttings conveying means
US2429323A (en) * 1945-06-30 1947-10-21 Goodman Mfg Co Kerf-cutting machine
US2415986A (en) * 1945-09-10 1947-02-18 Jeffrey Mfg Co Cuttings remover for shortwall mining machines
US2445957A (en) * 1946-05-10 1948-07-27 Goodman Mfg Co Slack or cuttings removing device for kerf-cutting machines
US2657915A (en) * 1948-10-16 1953-11-03 Joy Mfg Co Reversible longwall mining machine

Also Published As

Publication number Publication date
GB512443A (en) 1939-09-15
US2268260A (en) 1941-12-30
FR851192A (fr) 1940-01-04

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