FR1234998A - Combined mine marking machine - Google Patents

Combined mine marking machine

Info

Publication number
FR1234998A
FR1234998A FR804398A FR804398A FR1234998A FR 1234998 A FR1234998 A FR 1234998A FR 804398 A FR804398 A FR 804398A FR 804398 A FR804398 A FR 804398A FR 1234998 A FR1234998 A FR 1234998A
Authority
FR
France
Prior art keywords
marking machine
combined mine
mine marking
combined
machine
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
FR804398A
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.)
INST RECH S SCIENT GIPROUGLEMA
Original Assignee
INST RECH S SCIENT GIPROUGLEMA
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 INST RECH S SCIENT GIPROUGLEMA filed Critical INST RECH S SCIENT GIPROUGLEMA
Priority to FR804398A priority Critical patent/FR1234998A/en
Application granted granted Critical
Publication of FR1234998A publication Critical patent/FR1234998A/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
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/22—Mineral freed by means not involving slitting by rotary drills with breaking-down means, e.g. wedge-shaped drills, i.e. the rotary axis of the tool carrier being substantially perpendicular to the working face, e.g. MARIETTA-type

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)
FR804398A 1959-09-04 1959-09-04 Combined mine marking machine Expired FR1234998A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR804398A FR1234998A (en) 1959-09-04 1959-09-04 Combined mine marking machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR804398A FR1234998A (en) 1959-09-04 1959-09-04 Combined mine marking machine

Publications (1)

Publication Number Publication Date
FR1234998A true FR1234998A (en) 1960-07-01

Family

ID=8718863

Family Applications (1)

Application Number Title Priority Date Filing Date
FR804398A Expired FR1234998A (en) 1959-09-04 1959-09-04 Combined mine marking machine

Country Status (1)

Country Link
FR (1) FR1234998A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1263650B (en) * 1963-07-15 1968-03-21 Guy Olney Conner Machine for breaking down solids, especially minerals from storage areas

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1263650B (en) * 1963-07-15 1968-03-21 Guy Olney Conner Machine for breaking down solids, especially minerals from storage areas

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