FR1380308A - Improvements to the cutting means of a shearer - Google Patents

Improvements to the cutting means of a shearer

Info

Publication number
FR1380308A
FR1380308A FR961546A FR961546A FR1380308A FR 1380308 A FR1380308 A FR 1380308A FR 961546 A FR961546 A FR 961546A FR 961546 A FR961546 A FR 961546A FR 1380308 A FR1380308 A FR 1380308A
Authority
FR
France
Prior art keywords
shearer
cutting means
cutting
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
FR961546A
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.)
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
Priority to FR961546A priority Critical patent/FR1380308A/en
Application granted granted Critical
Publication of FR1380308A publication Critical patent/FR1380308A/en
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)
FR961546A 1964-01-24 1964-01-24 Improvements to the cutting means of a shearer Expired FR1380308A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR961546A FR1380308A (en) 1964-01-24 1964-01-24 Improvements to the cutting means of a shearer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR961546A FR1380308A (en) 1964-01-24 1964-01-24 Improvements to the cutting means of a shearer

Publications (1)

Publication Number Publication Date
FR1380308A true FR1380308A (en) 1964-11-27

Family

ID=8821713

Family Applications (1)

Application Number Title Priority Date Filing Date
FR961546A Expired FR1380308A (en) 1964-01-24 1964-01-24 Improvements to the cutting means of a shearer

Country Status (1)

Country Link
FR (1) FR1380308A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1283777B (en) * 1967-11-22 1968-11-28 Austin Hoy And Company Ltd Sta Interchangeable chisels with chisel holder and with feeds for liquid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1283777B (en) * 1967-11-22 1968-11-28 Austin Hoy And Company Ltd Sta Interchangeable chisels with chisel holder and with feeds for liquid

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