FR625645A - Porte-outil pour haveuse à charbon - Google Patents

Porte-outil pour haveuse à charbon

Info

Publication number
FR625645A
FR625645A FR625645DA FR625645A FR 625645 A FR625645 A FR 625645A FR 625645D A FR625645D A FR 625645DA FR 625645 A FR625645 A FR 625645A
Authority
FR
France
Prior art keywords
tool holder
coal cutter
coal
cutter
holder
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)
French (fr)
Inventor
Fernand Eloy
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 filed Critical
Application granted granted Critical
Publication of FR625645A publication Critical patent/FR625645A/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
    • E21C25/08—Mountings for the rods or 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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
FR625645D 1926-11-30 1926-12-03 Porte-outil pour haveuse à charbon Expired FR625645A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE281636X 1926-11-30

Publications (1)

Publication Number Publication Date
FR625645A true FR625645A (fr) 1927-08-16

Family

ID=3867077

Family Applications (1)

Application Number Title Priority Date Filing Date
FR625645D Expired FR625645A (fr) 1926-11-30 1926-12-03 Porte-outil pour haveuse à charbon

Country Status (3)

Country Link
BE (1) BE337621A (cs)
FR (1) FR625645A (cs)
GB (1) GB281636A (cs)

Also Published As

Publication number Publication date
GB281636A (en) 1928-02-16
BE337621A (cs)

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