BE693972A - - Google Patents

Info

Publication number
BE693972A
BE693972A BE693972DA BE693972A BE 693972 A BE693972 A BE 693972A BE 693972D A BE693972D A BE 693972DA BE 693972 A BE693972 A BE 693972A
Authority
BE
Belgium
Application number
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
Publication of BE693972A publication Critical patent/BE693972A/xx

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
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • 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
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E21C35/1831—Fixing methods or devices
    • 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
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E21C35/1833—Multiple inserts
    • 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
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E21C35/1837—Mining picks; Holders therefor with inserts or layers of wear-resisting material characterised by the shape
    • 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

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)
  • Earth Drilling (AREA)
BE693972D 1966-04-30 1967-02-13 BE693972A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES103572A DE1248591B (de) 1966-04-30 1966-04-30 Dreikant-Bodenmeissel fuer Kohlenhobel oder dergleichen Gewinnungsmaschinen

Publications (1)

Publication Number Publication Date
BE693972A true BE693972A (pt) 1967-07-17

Family

ID=7525301

Family Applications (1)

Application Number Title Priority Date Filing Date
BE693972D BE693972A (pt) 1966-04-30 1967-02-13

Country Status (3)

Country Link
BE (1) BE693972A (pt)
DE (1) DE1248591B (pt)
FR (1) FR1509798A (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570121A1 (fr) * 1984-09-11 1986-03-14 Gewerk Eisenhuette Westfalia Couteau de sole pour rabot a charbon

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3005110C2 (de) * 1980-02-12 1985-09-26 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Bodenmeißel für Kohlenhobel
US4678237A (en) * 1982-08-06 1987-07-07 Huddy Diamond Crown Setting Company (Proprietary) Limited Cutter inserts for picks

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1921014U (de) * 1965-05-08 1965-08-12 Hwf Hartmetall U Hartmetallwer Hobelmeissel.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570121A1 (fr) * 1984-09-11 1986-03-14 Gewerk Eisenhuette Westfalia Couteau de sole pour rabot a charbon

Also Published As

Publication number Publication date
DE1248591B (de) 1967-08-31
FR1509798A (fr) 1968-01-12

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