GB1228009A - - Google Patents

Info

Publication number
GB1228009A
GB1228009A GB1228009DA GB1228009A GB 1228009 A GB1228009 A GB 1228009A GB 1228009D A GB1228009D A GB 1228009DA GB 1228009 A GB1228009 A GB 1228009A
Authority
GB
United Kingdom
Prior art keywords
faces
cutter
june
coal
cutting edges
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)
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 GB1228009A publication Critical patent/GB1228009A/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
    • E21C35/183—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
    • E21C35/1833—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

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)
  • Solid Fuels And Fuel-Associated Substances (AREA)
GB1228009D 1967-06-07 1968-06-06 Expired GB1228009A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1533647 1967-06-07

Publications (1)

Publication Number Publication Date
GB1228009A true GB1228009A (it) 1971-04-15

Family

ID=5675677

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1228009D Expired GB1228009A (it) 1967-06-07 1968-06-06

Country Status (2)

Country Link
BE (1) BE716173A (it)
GB (1) GB1228009A (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1780375A1 (de) * 2005-10-25 2007-05-02 BAUER Maschinen GmbH Fräszahn für ein Bodenbearbeitungsgerät
US10149421B2 (en) * 2015-10-23 2018-12-11 Kuhn Sa Rotary harrow tool and harrow equipped with such tools

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1780375A1 (de) * 2005-10-25 2007-05-02 BAUER Maschinen GmbH Fräszahn für ein Bodenbearbeitungsgerät
US7578080B2 (en) 2005-10-25 2009-08-25 Bauer Maschinen Gmbh Cutting tooth for a ground working implement
US10149421B2 (en) * 2015-10-23 2018-12-11 Kuhn Sa Rotary harrow tool and harrow equipped with such tools

Also Published As

Publication number Publication date
BE716173A (it) 1968-11-04

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees