FR920119A - Improved machine for mining including a cutter chain type rust chopper - Google Patents

Improved machine for mining including a cutter chain type rust chopper

Info

Publication number
FR920119A
FR920119A FR920119DA FR920119A FR 920119 A FR920119 A FR 920119A FR 920119D A FR920119D A FR 920119DA FR 920119 A FR920119 A FR 920119A
Authority
FR
France
Prior art keywords
chopper
chain type
improved machine
cutter chain
type rust
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)
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.)
Mavor and Coulson Ltd
Original Assignee
Mavor and Coulson 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 Mavor and Coulson Ltd filed Critical Mavor and Coulson Ltd
Application granted granted Critical
Publication of FR920119A publication Critical patent/FR920119A/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
    • E21C27/10—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
    • E21C27/128—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 breaking-down members functioning on the slitting 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)
FR920119D 1943-06-26 1945-09-28 Improved machine for mining including a cutter chain type rust chopper Expired FR920119A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB920119X 1943-06-26

Publications (1)

Publication Number Publication Date
FR920119A true FR920119A (en) 1947-03-28

Family

ID=10708923

Family Applications (1)

Application Number Title Priority Date Filing Date
FR920119D Expired FR920119A (en) 1943-06-26 1945-09-28 Improved machine for mining including a cutter chain type rust chopper

Country Status (1)

Country Link
FR (1) FR920119A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE903441C (en) * 1950-01-29 1954-02-08 Eickhoff Geb Coal mining machine for longwall mining
DE1042500B (en) * 1953-02-21 1958-11-06 Eisengiesserei A Beien Peeling extraction device (coal plow) driven by traction means

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE903441C (en) * 1950-01-29 1954-02-08 Eickhoff Geb Coal mining machine for longwall mining
DE1042500B (en) * 1953-02-21 1958-11-06 Eisengiesserei A Beien Peeling extraction device (coal plow) driven by traction means

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