GB1258994A - - Google Patents

Info

Publication number
GB1258994A
GB1258994A GB1258994DA GB1258994A GB 1258994 A GB1258994 A GB 1258994A GB 1258994D A GB1258994D A GB 1258994DA GB 1258994 A GB1258994 A GB 1258994A
Authority
GB
United Kingdom
Prior art keywords
ploughs
sleeves
adjacent
machine
plough
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 GB1258994A publication Critical patent/GB1258994A/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
    • E21C35/20—General features of equipment for removal of chippings, e.g. for loading on conveyor

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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Screw Conveyors (AREA)
GB1258994D 1969-11-05 1969-11-05 Expired GB1258994A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5421869 1969-11-05

Publications (1)

Publication Number Publication Date
GB1258994A true GB1258994A (enrdf_load_stackoverflow) 1972-01-05

Family

ID=10470310

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1258994D Expired GB1258994A (enrdf_load_stackoverflow) 1969-11-05 1969-11-05

Country Status (4)

Country Link
AU (1) AU2186070A (enrdf_load_stackoverflow)
DE (1) DE2054482A1 (enrdf_load_stackoverflow)
FR (1) FR2069034A5 (enrdf_load_stackoverflow)
GB (1) GB1258994A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3106607A1 (en) * 2015-06-19 2016-12-21 Caterpillar Global Mining Europe GmbH Longwall clearing plow

Also Published As

Publication number Publication date
AU2186070A (en) 1972-05-11
DE2054482A1 (de) 1971-05-13
FR2069034A5 (enrdf_load_stackoverflow) 1971-09-03

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Legal Events

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