GB512442A - Improvements in or connected with cutter-chain machines for use in mining coal and other minerals - Google Patents

Improvements in or connected with cutter-chain machines for use in mining coal and other minerals

Info

Publication number
GB512442A
GB512442A GB677838A GB677838A GB512442A GB 512442 A GB512442 A GB 512442A GB 677838 A GB677838 A GB 677838A GB 677838 A GB677838 A GB 677838A GB 512442 A GB512442 A GB 512442A
Authority
GB
United Kingdom
Prior art keywords
conveyer
machine
cuttings
housing
cutter chain
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB677838A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mavor and Coulson Ltd
Original Assignee
Mavor and Coulson Ltd
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
Priority to BE433061D priority Critical patent/BE433061A/xx
Application filed by Mavor and Coulson Ltd filed Critical Mavor and Coulson Ltd
Priority to GB677838A priority patent/GB512442A/en
Priority to FR851191D priority patent/FR851191A/fr
Publication of GB512442A publication Critical patent/GB512442A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/22—Machines slitting solely by one or more cutter chains moving unidirectionally along jibs
    • E21C25/50—Machines 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)
  • Pusher Or Impeller Conveyors (AREA)
GB677838A 1938-03-04 1938-03-04 Improvements in or connected with cutter-chain machines for use in mining coal and other minerals Expired GB512442A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE433061D BE433061A (OSRAM) 1938-03-04
GB677838A GB512442A (en) 1938-03-04 1938-03-04 Improvements in or connected with cutter-chain machines for use in mining coal and other minerals
FR851191D FR851191A (fr) 1938-03-04 1939-03-04 Haveuse à chaîne pour le travail dans les mines de charbon et autres minéraux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB677838A GB512442A (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
GB512442A true GB512442A (en) 1939-09-15

Family

ID=9820561

Family Applications (1)

Application Number Title Priority Date Filing Date
GB677838A Expired GB512442A (en) 1938-03-04 1938-03-04 Improvements in or connected with cutter-chain machines for use in mining coal and other minerals

Country Status (3)

Country Link
BE (1) BE433061A (OSRAM)
FR (1) FR851191A (OSRAM)
GB (1) GB512442A (OSRAM)

Also Published As

Publication number Publication date
BE433061A (OSRAM)
FR851191A (fr) 1940-01-04

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