BE683074A - - Google Patents

Info

Publication number
BE683074A
BE683074A BE683074DA BE683074A BE 683074 A BE683074 A BE 683074A BE 683074D A BE683074D A BE 683074DA BE 683074 A BE683074 A BE 683074A
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
Priority claimed from DEG43968A external-priority patent/DE1233809B/de
Priority claimed from DEG43967A external-priority patent/DE1233808B/de
Application filed filed Critical
Publication of BE683074A publication Critical patent/BE683074A/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
    • E21C35/19—Means for fixing picks or holders
    • 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
    • E21C27/44—Planing knives
    • 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
    • E21C35/1837—Mining picks; Holders therefor with inserts or layers of wear-resisting material characterised by the shape

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)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
BE683074D 1965-06-24 1966-06-24 BE683074A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEG43968A DE1233809B (de) 1965-06-24 1965-06-24 Gewinnungswerkzeug fuer die Gewinnung von Kohle, insbesondere Hobelmeissel
DEG43967A DE1233808B (de) 1965-06-24 1965-06-24 Gewinnungswerkzeug fuer Kohle, insbesondere Hobelmeissel

Publications (1)

Publication Number Publication Date
BE683074A true BE683074A (enrdf_load_stackoverflow) 1966-12-27

Family

ID=25978717

Family Applications (1)

Application Number Title Priority Date Filing Date
BE683074D BE683074A (enrdf_load_stackoverflow) 1965-06-24 1966-06-24

Country Status (3)

Country Link
BE (1) BE683074A (enrdf_load_stackoverflow)
ES (1) ES328198A1 (enrdf_load_stackoverflow)
GB (1) GB1146485A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2417942B (en) * 2004-09-09 2008-04-09 Cementation Found Skanska Ltd Method and apparatus for excavation of a trench

Also Published As

Publication number Publication date
GB1146485A (en) 1969-03-26
ES328198A1 (es) 1967-04-01

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