FR1076610A - Perfectionnements aux haveuses - Google Patents

Perfectionnements aux haveuses

Info

Publication number
FR1076610A
FR1076610A FR1076610DA FR1076610A FR 1076610 A FR1076610 A FR 1076610A FR 1076610D A FR1076610D A FR 1076610DA FR 1076610 A FR1076610 A FR 1076610A
Authority
FR
France
Prior art keywords
shearers
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
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
Application filed by Mavor and Coulson Ltd filed Critical Mavor and Coulson Ltd
Application granted granted Critical
Publication of FR1076610A publication Critical patent/FR1076610A/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
    • E21C25/22—Machines slitting solely by one or more cutter chains moving unidirectionally along jibs
    • E21C25/26—Machines slitting solely by one or more cutter chains moving unidirectionally along jibs with curved jibs only

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)
FR1076610D 1953-04-30 1953-04-30 Perfectionnements aux haveuses Expired FR1076610A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1076610T 1953-04-30

Publications (1)

Publication Number Publication Date
FR1076610A true FR1076610A (fr) 1954-10-28

Family

ID=9607712

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1076610D Expired FR1076610A (fr) 1953-04-30 1953-04-30 Perfectionnements aux haveuses

Country Status (1)

Country Link
FR (1) FR1076610A (fr)

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