FR1060071A - Process and apparatus for mechanical coal mining - Google Patents

Process and apparatus for mechanical coal mining

Info

Publication number
FR1060071A
FR1060071A FR1060071DA FR1060071A FR 1060071 A FR1060071 A FR 1060071A FR 1060071D A FR1060071D A FR 1060071DA FR 1060071 A FR1060071 A FR 1060071A
Authority
FR
France
Prior art keywords
coal mining
mechanical coal
mechanical
mining
coal
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.)
WERF GUSTO VOORHEEN A F SMULDE
Original Assignee
WERF GUSTO VOORHEEN A F SMULDE
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 WERF GUSTO VOORHEEN A F SMULDE filed Critical WERF GUSTO VOORHEEN A F SMULDE
Application granted granted Critical
Publication of FR1060071A publication Critical patent/FR1060071A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
    • E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
    • E21C29/14—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains by haulage cable or chain pulling the machine along the working face
    • E21C29/18—Coupling and uncoupling machine to cable or chain
    • E21C29/185—Coupling and uncoupling machine to cable or chain with coupling or uncoupling of the machine at will

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)
FR1060071D 1951-05-10 1952-05-09 Process and apparatus for mechanical coal mining Expired FR1060071A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1060071X 1951-05-10

Publications (1)

Publication Number Publication Date
FR1060071A true FR1060071A (en) 1954-03-30

Family

ID=19868081

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1060071D Expired FR1060071A (en) 1951-05-10 1952-05-09 Process and apparatus for mechanical coal mining

Country Status (1)

Country Link
FR (1) FR1060071A (en)

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