[go: up one dir, main page]

FR935474A - Further training in mining machinery - Google Patents

Further training in mining machinery

Info

Publication number
FR935474A
FR935474A FR935474DA FR935474A FR 935474 A FR935474 A FR 935474A FR 935474D A FR935474D A FR 935474DA FR 935474 A FR935474 A FR 935474A
Authority
FR
France
Prior art keywords
further training
mining machinery
mining
machinery
training
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
Other languages
French (fr)
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
Application filed by Mavor and Coulson Ltd filed Critical Mavor and Coulson Ltd
Application granted granted Critical
Publication of FR935474A publication Critical patent/FR935474A/en
Expired 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
    • E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements

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)
FR935474D 1944-06-13 1946-10-30 Further training in mining machinery Expired FR935474A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB935474X 1944-06-13

Publications (1)

Publication Number Publication Date
FR935474A true FR935474A (en) 1948-06-18

Family

ID=10747815

Family Applications (1)

Application Number Title Priority Date Filing Date
FR935474D Expired FR935474A (en) 1944-06-13 1946-10-30 Further training in mining machinery

Country Status (1)

Country Link
FR (1) FR935474A (en)

Similar Documents

Publication Publication Date Title
CH286541A (en) Anti-tank mine.
FR935474A (en) Further training in mining machinery
FR930795A (en) Machine improvements for mining
FR935475A (en) Machine for mining
FR922311A (en) Improvements in or relating to mining machinery
FR1049213A (en) Further training in mining machines
FR921649A (en) Advanced machine for mining
FR953755A (en) Machine for mining
FR826953A (en) Further training in electric mine ignition machines
FR924183A (en) Advanced machine for mining
FR1013402A (en) Improvements made to mining machines
FR925796A (en) Further training in mine backfilling machines
FR1048383A (en) Mining machine
FR1013785A (en) Improvements to machines for mining
FR1017993A (en) Improvements to machines for mining
FR53660E (en) Speed regulator for mining machines
FR1013401A (en) Improvements in mining machinery
FR1043577A (en) Continuous machine for mining
FR1156594A (en) Machine for mining
FR1083801A (en) Auxiliary hydraulic mechanisms for mining machines
FR997363A (en) Machine for the extraction of clay in underground galleries
FR1030771A (en) Improvements to mining machinery
FR985699A (en) Advanced hauling device for mining machinery
FR53306E (en) iron prop for mining galleries
FR53307E (en) iron prop for mining galleries