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FR1392659A - Improvements to shearers - Google Patents

Improvements to shearers

Info

Publication number
FR1392659A
FR1392659A FR962840A FR962840A FR1392659A FR 1392659 A FR1392659 A FR 1392659A FR 962840 A FR962840 A FR 962840A FR 962840 A FR962840 A FR 962840A FR 1392659 A FR1392659 A FR 1392659A
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
FR962840A
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.)
Sagem SA
Original Assignee
Sagem SA
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 Sagem SA filed Critical Sagem SA
Priority to FR962840A priority Critical patent/FR1392659A/en
Application granted granted Critical
Publication of FR1392659A publication Critical patent/FR1392659A/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
    • E21C27/02—Machines which completely free the mineral from the seam solely by slitting

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)
FR962840A 1964-02-06 1964-02-06 Improvements to shearers Expired FR1392659A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR962840A FR1392659A (en) 1964-02-06 1964-02-06 Improvements to shearers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR962840A FR1392659A (en) 1964-02-06 1964-02-06 Improvements to shearers

Publications (1)

Publication Number Publication Date
FR1392659A true FR1392659A (en) 1965-03-19

Family

ID=8822557

Family Applications (1)

Application Number Title Priority Date Filing Date
FR962840A Expired FR1392659A (en) 1964-02-06 1964-02-06 Improvements to shearers

Country Status (1)

Country Link
FR (1) FR1392659A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0143110A1 (en) * 1983-11-24 1985-06-05 Bernhard Schneider Coal cutting drum blade with support at the coal side

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0143110A1 (en) * 1983-11-24 1985-06-05 Bernhard Schneider Coal cutting drum blade with support at the coal side

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