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FR1052878A - Installation for the removal of coal and other minerals - Google Patents

Installation for the removal of coal and other minerals

Info

Publication number
FR1052878A
FR1052878A FR1052878DA FR1052878A FR 1052878 A FR1052878 A FR 1052878A FR 1052878D A FR1052878D A FR 1052878DA FR 1052878 A FR1052878 A FR 1052878A
Authority
FR
France
Prior art keywords
minerals
coal
removal
installation
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
August Hensel
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 FR1052878A publication Critical patent/FR1052878A/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)
FR1052878D 1951-02-03 1952-02-02 Installation for the removal of coal and other minerals Expired FR1052878A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1052878X 1951-02-03

Publications (1)

Publication Number Publication Date
FR1052878A true FR1052878A (en) 1954-01-28

Family

ID=7717662

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1052878D Expired FR1052878A (en) 1951-02-03 1952-02-02 Installation for the removal of coal and other minerals

Country Status (1)

Country Link
FR (1) FR1052878A (en)

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