FR1062170A - Perfectionnements aux machines d'exploitation minière - Google Patents

Perfectionnements aux machines d'exploitation minière

Info

Publication number
FR1062170A
FR1062170A FR1062170DA FR1062170A FR 1062170 A FR1062170 A FR 1062170A FR 1062170D A FR1062170D A FR 1062170DA FR 1062170 A FR1062170 A FR 1062170A
Authority
FR
France
Prior art keywords
mining machines
mining
machines
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)
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.)
ANDERSON
Anderson Boyes and Co Ltd
Original Assignee
ANDERSON
Anderson Boyes and Co 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 ANDERSON, Anderson Boyes and Co Ltd filed Critical ANDERSON
Application granted granted Critical
Publication of FR1062170A publication Critical patent/FR1062170A/fr
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
    • E21C27/10—Machines which completely free the mineral from the seam by both slitting and breaking-down
    • E21C27/12—Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by acting on the vertical face of the mineral, e.g. by percussive tools
    • E21C27/126—Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by acting on the vertical face of the mineral, e.g. by percussive tools with slitting and breaking-down members situated in parallel on an intermediary level

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)
FR1062170D 1952-08-25 1952-08-25 Perfectionnements aux machines d'exploitation minière Expired FR1062170A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1062170T 1952-08-25

Publications (1)

Publication Number Publication Date
FR1062170A true FR1062170A (fr) 1954-04-20

Family

ID=9600485

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1062170D Expired FR1062170A (fr) 1952-08-25 1952-08-25 Perfectionnements aux machines d'exploitation minière

Country Status (1)

Country Link
FR (1) FR1062170A (fr)

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