FR1017691A - Perfectionnements aux chaînes coupantes destinées aux haveuses - Google Patents

Perfectionnements aux chaînes coupantes destinées aux haveuses

Info

Publication number
FR1017691A
FR1017691A FR1017691DA FR1017691A FR 1017691 A FR1017691 A FR 1017691A FR 1017691D A FR1017691D A FR 1017691DA FR 1017691 A FR1017691 A FR 1017691A
Authority
FR
France
Prior art keywords
shearers
cutting chains
chains
cutting
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)
Inventor
Candido De Tena Y Tena
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 FR1017691A publication Critical patent/FR1017691A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/22—Machines slitting solely by one or more cutter chains moving unidirectionally along jibs
    • E21C25/28—Chains or chain guides
    • E21C25/34—Chains
    • E21C25/40—Chains having links with integrally formed picks

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)
FR1017691D 1950-05-12 1950-05-12 Perfectionnements aux chaînes coupantes destinées aux haveuses Expired FR1017691A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1017691T 1950-05-12

Publications (1)

Publication Number Publication Date
FR1017691A true FR1017691A (fr) 1952-12-17

Family

ID=9574640

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1017691D Expired FR1017691A (fr) 1950-05-12 1950-05-12 Perfectionnements aux chaînes coupantes destinées aux haveuses

Country Status (1)

Country Link
FR (1) FR1017691A (fr)

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