GB9319453D0 - Improvements in and relating to mining machines - Google Patents

Improvements in and relating to mining machines

Info

Publication number
GB9319453D0
GB9319453D0 GB939319453A GB9319453A GB9319453D0 GB 9319453 D0 GB9319453 D0 GB 9319453D0 GB 939319453 A GB939319453 A GB 939319453A GB 9319453 A GB9319453 A GB 9319453A GB 9319453 D0 GB9319453 D0 GB 9319453D0
Authority
GB
United Kingdom
Prior art keywords
relating
mining machines
mining
machines
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.)
Withdrawn
Application number
GB939319453A
Other versions
GB2281926A (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.)
Caledonian Mining Co Ltd
Original Assignee
Caledonian Mining Co 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
Application filed by Caledonian Mining Co Ltd filed Critical Caledonian Mining Co Ltd
Priority to GB9319453A priority Critical patent/GB2281926A/en
Publication of GB9319453D0 publication Critical patent/GB9319453D0/en
Publication of GB2281926A publication Critical patent/GB2281926A/en
Withdrawn legal-status Critical Current

Links

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
    • E21C27/22—Mineral freed by means not involving slitting by rotary drills with breaking-down means, e.g. wedge-shaped drills, i.e. the rotary axis of the tool carrier being substantially perpendicular to the working face, e.g. MARIETTA-type
    • 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
    • E21C27/24—Mineral freed by means not involving slitting by milling means acting on the full working face, i.e. the rotary axis of the tool carrier being substantially parallel to the working face
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
    • E21C31/10—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for slewing parts of the machines

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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
GB9319453A 1993-09-21 1993-09-21 Mining machines Withdrawn GB2281926A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9319453A GB2281926A (en) 1993-09-21 1993-09-21 Mining machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9319453A GB2281926A (en) 1993-09-21 1993-09-21 Mining machines

Publications (2)

Publication Number Publication Date
GB9319453D0 true GB9319453D0 (en) 1993-11-03
GB2281926A GB2281926A (en) 1995-03-22

Family

ID=10742279

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9319453A Withdrawn GB2281926A (en) 1993-09-21 1993-09-21 Mining machines

Country Status (1)

Country Link
GB (1) GB2281926A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2212836B (en) * 1987-11-25 1991-12-04 Anderson Strathclyde Plc Mining machine
US5102199A (en) * 1991-01-16 1992-04-07 Tamrock World Corporation, N.V. Continuous mining machine with a boom assembly providing different cutting heights and method of converting

Also Published As

Publication number Publication date
GB2281926A (en) 1995-03-22

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)