ES461005A1 - Pico de arranque de mineral. - Google Patents

Pico de arranque de mineral.

Info

Publication number
ES461005A1
ES461005A1 ES77461005A ES461005A ES461005A1 ES 461005 A1 ES461005 A1 ES 461005A1 ES 77461005 A ES77461005 A ES 77461005A ES 461005 A ES461005 A ES 461005A ES 461005 A1 ES461005 A1 ES 461005A1
Authority
ES
Spain
Prior art keywords
block
stem
lug
cutting head
head
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
ES77461005A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PARS ENG CO Ltd
Original Assignee
PARS ENG CO Ltd
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 GB30908/76A external-priority patent/GB1590825A/en
Application filed by PARS ENG CO Ltd filed Critical PARS ENG CO Ltd
Publication of ES461005A1 publication Critical patent/ES461005A1/es
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
    • 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
    • E21C35/1837—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
    • E21C35/187—Mining picks; Holders therefor with arrangement of fluid-spraying nozzles
    • 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
    • E21C35/188—Mining picks; Holders therefor characterised by adaptations to use an extraction tool

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)
  • Milling Processes (AREA)
  • Golf Clubs (AREA)

Abstract

Pico de arranque de mineral, que incluye un cuerpo que comporta un borde de ataque que está formado, en una primera extremidad del citado cuerpo, con una puntera rozadora, caracterizado porque el cuerpo soporta, en la citada primera extremidad, un miembro superior que se prolonga en dirección hacia atrás del citado cuerpo del pico de arranque.
ES77461005A 1976-07-23 1977-07-23 Pico de arranque de mineral. Expired ES461005A1 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB30908/76A GB1590825A (en) 1976-07-23 1976-07-23 Mineral cutter pick arrangement
GB5107776 1976-12-07
GB1985677 1977-05-11

Publications (1)

Publication Number Publication Date
ES461005A1 true ES461005A1 (es) 1978-05-16

Family

ID=27257801

Family Applications (1)

Application Number Title Priority Date Filing Date
ES77461005A Expired ES461005A1 (es) 1976-07-23 1977-07-23 Pico de arranque de mineral.

Country Status (6)

Country Link
JP (1) JPS5328002A (es)
AU (1) AU513301B2 (es)
CA (1) CA1099302A (es)
DE (1) DE2732285A1 (es)
ES (1) ES461005A1 (es)
FR (1) FR2398876A1 (es)

Also Published As

Publication number Publication date
FR2398876A1 (fr) 1979-02-23
AU2726177A (en) 1979-01-25
DE2732285A1 (de) 1978-01-26
AU513301B2 (en) 1980-11-27
FR2398876B3 (es) 1980-05-16
JPS5328002A (en) 1978-03-15
CA1099302A (en) 1981-04-14

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