FR759106A - Chisel block for shear chains - Google Patents

Chisel block for shear chains

Info

Publication number
FR759106A
FR759106A FR759106DA FR759106A FR 759106 A FR759106 A FR 759106A FR 759106D A FR759106D A FR 759106DA FR 759106 A FR759106 A FR 759106A
Authority
FR
France
Prior art keywords
chisel block
shear
chains
shear chains
chisel
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
Newton Kibler Bowman
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 FR759106A publication Critical patent/FR759106A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/19—Means for fixing picks or holders
    • E21C35/193—Means for fixing picks or holders using bolts as main fixing elements
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/19—Means for fixing picks or holders
    • E21C35/191—Means for fixing picks or holders for fixing holders

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)
FR759106D 1933-08-02 1933-08-02 Chisel block for shear chains Expired FR759106A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR759106T 1933-08-02

Publications (1)

Publication Number Publication Date
FR759106A true FR759106A (en) 1934-01-29

Family

ID=9167042

Family Applications (1)

Application Number Title Priority Date Filing Date
FR759106D Expired FR759106A (en) 1933-08-02 1933-08-02 Chisel block for shear chains

Country Status (1)

Country Link
FR (1) FR759106A (en)

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