FR712317A - Haveuse - Google Patents

Haveuse

Info

Publication number
FR712317A
FR712317A FR712317DA FR712317A FR 712317 A FR712317 A FR 712317A FR 712317D A FR712317D A FR 712317DA FR 712317 A FR712317 A FR 712317A
Authority
FR
France
Prior art keywords
haveuse
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
French (fr)
Inventor
Pierre-Eugene Leroux
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 FR712317A publication Critical patent/FR712317A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam

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)
FR712317D 1930-06-11 1930-06-11 Haveuse Expired FR712317A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR712317T 1930-06-11

Publications (1)

Publication Number Publication Date
FR712317A true FR712317A (en) 1931-09-30

Family

ID=9079293

Family Applications (1)

Application Number Title Priority Date Filing Date
FR712317D Expired FR712317A (en) 1930-06-11 1930-06-11 Haveuse

Country Status (1)

Country Link
FR (1) FR712317A (en)

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