FR2803333B1 - Outil a tete en carbure de tungstene pour creuser le sol - Google Patents

Outil a tete en carbure de tungstene pour creuser le sol

Info

Publication number
FR2803333B1
FR2803333B1 FR0000052A FR0000052A FR2803333B1 FR 2803333 B1 FR2803333 B1 FR 2803333B1 FR 0000052 A FR0000052 A FR 0000052A FR 0000052 A FR0000052 A FR 0000052A FR 2803333 B1 FR2803333 B1 FR 2803333B1
Authority
FR
France
Prior art keywords
grounding
tungsten carbide
head tool
carbide head
tool
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 - Fee Related
Application number
FR0000052A
Other languages
English (en)
Other versions
FR2803333A1 (fr
Inventor
Michel Curtat
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.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to FR0000052A priority Critical patent/FR2803333B1/fr
Publication of FR2803333A1 publication Critical patent/FR2803333A1/fr
Application granted granted Critical
Publication of FR2803333B1 publication Critical patent/FR2803333B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21C35/188—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)
FR0000052A 2000-01-04 2000-01-04 Outil a tete en carbure de tungstene pour creuser le sol Expired - Fee Related FR2803333B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0000052A FR2803333B1 (fr) 2000-01-04 2000-01-04 Outil a tete en carbure de tungstene pour creuser le sol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0000052A FR2803333B1 (fr) 2000-01-04 2000-01-04 Outil a tete en carbure de tungstene pour creuser le sol

Publications (2)

Publication Number Publication Date
FR2803333A1 FR2803333A1 (fr) 2001-07-06
FR2803333B1 true FR2803333B1 (fr) 2002-06-14

Family

ID=8845609

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0000052A Expired - Fee Related FR2803333B1 (fr) 2000-01-04 2000-01-04 Outil a tete en carbure de tungstene pour creuser le sol

Country Status (1)

Country Link
FR (1) FR2803333B1 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA846759B (fr) * 1983-09-05 1985-02-27
US5484191A (en) * 1993-09-02 1996-01-16 The Sollami Company Insert for tungsten carbide tool

Also Published As

Publication number Publication date
FR2803333A1 (fr) 2001-07-06

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070930