FR1445417A - Machines d'exploitation minière - Google Patents

Machines d'exploitation minière

Info

Publication number
FR1445417A
FR1445417A FR29709A FR29709A FR1445417A FR 1445417 A FR1445417 A FR 1445417A FR 29709 A FR29709 A FR 29709A FR 29709 A FR29709 A FR 29709A FR 1445417 A FR1445417 A FR 1445417A
Authority
FR
France
Prior art keywords
mining machinery
mining
machinery
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
FR29709A
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents 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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Application granted granted Critical
Publication of FR1445417A publication Critical patent/FR1445417A/fr
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
    • E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
    • E21C25/10—Rods; Drums

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)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)
FR29709A 1964-08-28 1965-08-27 Machines d'exploitation minière Expired FR1445417A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3536964A GB1108597A (en) 1964-08-28 1964-08-28 Mining machine cutter drums

Publications (1)

Publication Number Publication Date
FR1445417A true FR1445417A (fr) 1966-07-08

Family

ID=10376970

Family Applications (1)

Application Number Title Priority Date Filing Date
FR29709A Expired FR1445417A (fr) 1964-08-28 1965-08-27 Machines d'exploitation minière

Country Status (3)

Country Link
DE (1) DE1277775B (fr)
FR (1) FR1445417A (fr)
GB (1) GB1108597A (fr)

Also Published As

Publication number Publication date
GB1108597A (en) 1968-04-03
DE1277775B (de) 1968-09-19

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