BE616460A - Pic de havage - Google Patents

Pic de havage

Info

Publication number
BE616460A
BE616460A BE616460A BE616460A BE616460A BE 616460 A BE616460 A BE 616460A BE 616460 A BE616460 A BE 616460A BE 616460 A BE616460 A BE 616460A BE 616460 A BE616460 A BE 616460A
Authority
BE
Belgium
Prior art keywords
havage
peak
havage peak
Prior art date
Application number
BE616460A
Other languages
English (en)
Original Assignee
Charbonnages De France
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 Charbonnages De France filed Critical Charbonnages De France
Publication of BE616460A publication Critical patent/BE616460A/fr

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
    • 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)
  • Component Parts Of Construction Machinery (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
BE616460A 1961-04-17 1962-04-16 Pic de havage BE616460A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR858975A FR1294810A (fr) 1961-04-17 1961-04-17 Pic de havage

Publications (1)

Publication Number Publication Date
BE616460A true BE616460A (fr) 1962-10-16

Family

ID=8753219

Family Applications (1)

Application Number Title Priority Date Filing Date
BE616460A BE616460A (fr) 1961-04-17 1962-04-16 Pic de havage

Country Status (4)

Country Link
US (1) US3239275A (fr)
BE (1) BE616460A (fr)
FR (1) FR1294810A (fr)
GB (1) GB952140A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3529677A (en) * 1968-05-15 1970-09-22 Kennametal Inc Grader blade
US3934654A (en) * 1974-09-06 1976-01-27 Kennametal Inc. Earthworking blade device
US4538690A (en) * 1983-02-22 1985-09-03 Nl Industries, Inc. PDC cutter and bit
US4558753A (en) * 1983-02-22 1985-12-17 Nl Industries, Inc. Drag bit and cutters
US4660659A (en) * 1983-02-22 1987-04-28 Nl Industries, Inc. Drag type drill bit
US5161859A (en) * 1983-03-23 1992-11-10 Santrade Limited Excavating tool cutting insert
SE450259C (sv) * 1983-03-23 1996-07-22 Sandvik Ab Verktyg för brytning eller avverkning av fasta material, såsom asfalt
DE19857451A1 (de) 1998-12-12 2000-06-15 Boart Hwf Gmbh Co Kg Schneid- oder Brechwerkzeug sowie Schneideinsatz für dieses
US6202327B1 (en) * 1999-05-05 2001-03-20 Eimco Llc Ice scraper having non-rotary tools with shielded cutting inserts
AU750553B2 (en) * 2000-08-07 2002-07-18 Albert Daniel Dawood A coal and rock cutting picks
KR102449174B1 (ko) 2016-01-14 2022-09-29 후아이스 아이피 홀딩 엘엘씨 개량된 세로 홈 외형을 가진 자가이식 공구 및 상기 공구의 사용 방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2483220A (en) * 1946-03-08 1949-09-27 Bowdil Company Bit
US2578593A (en) * 1946-10-29 1951-12-11 Phipps Orville Auger-type drill bit
FR1091607A (fr) * 1948-12-15 1955-04-13 Ciseau haveur à tranchant en métal dur
US2610049A (en) * 1949-10-18 1952-09-09 Elles Albert Charles Bit
GB717503A (en) * 1950-07-04 1954-10-27 Sandvikens Jernverks Ab Cutting inserts of hard metal
US2769028A (en) * 1953-06-03 1956-10-30 Rca Corp Recording of color images
US2774570A (en) * 1954-05-03 1956-12-18 Hughes Tool Co Roller cutter for earth drills
GB845171A (en) * 1957-10-03 1960-08-17 Wickman South Africa Proprieta Improvements in drill-bits for combined rotary and percussive drilling
US3006424A (en) * 1958-05-23 1961-10-31 Sandvikens Jernverks Ab Rock drill bits and cutting inserts therefor

Also Published As

Publication number Publication date
GB952140A (en) 1964-03-11
US3239275A (en) 1966-03-08
FR1294810A (fr) 1962-06-01

Similar Documents

Publication Publication Date Title
BE618813A (fr) Diazabicyclo-octanes
AT241154B (de) Periskop
BE613722A (fr) Mélangeur-réducteur
FR1294810A (fr) Pic de havage
BR6244974D0 (pt) Dentifricios
CH382075A (fr) Robinet-percuteur
BE616231R (fr) Convertisseur-redresseur
BE613082A (fr) Peseuse-ensacheuse
FR1285160A (fr) Périscope
AT234422B (de) Heuerntegerät
BE612444A (fr) 7-déshydrostérols
BE618789A (nl) Moulinégaren
BE615346A (fr) Alkylalkoxyalkylhydrazones
ES88148Y (es) Patines de ruedas
ES86773Y (es) Triquinoscopio de proyección
ES87308Y (es) Cubierto
ES90255Y (es) Caja-envase perfeccionada
ES90050Y (es) Plantilla-suela mejorada
ES86860Y (es) Caja-envase perfeccionada
ES85277Y (es) Sobre-bolsa
ES85250Y (es) Tapón-dosificador
ES87828Y (es) Envase-soporte
ES87817Y (es) Pistola-juguete
BE614430R (fr) Sorteerinrichting
BE614353R (fr) Stookinrichting