FR1419430A - Rabot à charbon utilisable notamment pour l'extraction de charbon de grande dureté - Google Patents

Rabot à charbon utilisable notamment pour l'extraction de charbon de grande dureté

Info

Publication number
FR1419430A
FR1419430A FR698A FR698A FR1419430A FR 1419430 A FR1419430 A FR 1419430A FR 698 A FR698 A FR 698A FR 698 A FR698 A FR 698A FR 1419430 A FR1419430 A FR 1419430A
Authority
FR
France
Prior art keywords
coal
extracting
hard
plane usable
usable
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
FR698A
Other languages
English (en)
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Application granted granted Critical
Publication of FR1419430A publication Critical patent/FR1419430A/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
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
    • E21C27/34—Machine propelled along the working face by cable or chain

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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Milling, Drilling, And Turning Of Wood (AREA)
FR698A 1964-01-29 1965-01-04 Rabot à charbon utilisable notamment pour l'extraction de charbon de grande dureté Expired FR1419430A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG39728A DE1195249B (de) 1964-01-29 1964-01-29 Kohlenhobel fuer harte Kohle

Publications (1)

Publication Number Publication Date
FR1419430A true FR1419430A (fr) 1965-11-26

Family

ID=7126211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR698A Expired FR1419430A (fr) 1964-01-29 1965-01-04 Rabot à charbon utilisable notamment pour l'extraction de charbon de grande dureté

Country Status (5)

Country Link
BE (1) BE658932A (enrdf_load_stackoverflow)
DE (1) DE1195249B (enrdf_load_stackoverflow)
FR (1) FR1419430A (enrdf_load_stackoverflow)
GB (1) GB1099733A (enrdf_load_stackoverflow)
NL (1) NL6500059A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL6500059A (enrdf_load_stackoverflow) 1965-07-30
BE658932A (enrdf_load_stackoverflow) 1965-07-28
GB1099733A (en) 1968-01-17
DE1195249B (de) 1965-06-24

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