FR2409372A1 - Trepan carottier diamante - Google Patents

Trepan carottier diamante

Info

Publication number
FR2409372A1
FR2409372A1 FR7832529A FR7832529A FR2409372A1 FR 2409372 A1 FR2409372 A1 FR 2409372A1 FR 7832529 A FR7832529 A FR 7832529A FR 7832529 A FR7832529 A FR 7832529A FR 2409372 A1 FR2409372 A1 FR 2409372A1
Authority
FR
France
Prior art keywords
segments
trepan
diamond core
spacing material
diamond
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.)
Pending
Application number
FR7832529A
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.)
LAMAGE Ltd
Original Assignee
LAMAGE 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
Application filed by LAMAGE Ltd filed Critical LAMAGE Ltd
Publication of FR2409372A1 publication Critical patent/FR2409372A1/fr
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/02—Core bits

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

UN TREPAN CAROTTIER DIAMANTE COMPREND UN CORPS ANNULAIRE A L'EXTREMITE DUQUEL EST FIXEE UNE COURONNE PRESENTANT UNE FACE DE COUPE. CETTE COURONNE 6 EST COMPOSEE DE SEGMENTS COMPOSITES RADIAUX 18 SEPARES PAR DE LA MATIERE D'ENTRETOISEMENT 24, LE TOUT ABOUTISSANT A LA FACE DE COUPE 10 POUR S'USER AVEC ELLE. CHAQUE SEGMENT COMPOSITE 18 EST CONSTITUE D'UNE SUCCESSION RADIALE DE SEGMENTS IMPREGNES DE DIAMANTS 20 ALTERNANT AVEC DE LA MATIERE D'ESPACEMENT 22. CES DERNIERS SEGMENTS 20 ONT UNE PLUS GRANDE RESISTANCE A L'ABRASION QUE LA MATIERE D'ESPACEMENT 22 ENTRE EUX, LAQUELLE A ELLE-MEME UNE PLUS GRANDE RESISTANCE A L'ABRASION QUE LA MATIERE D'ENTRETOISEMENT 24. APPLICATION AU MATERIEL DE FORAGE.
FR7832529A 1977-11-18 1978-11-17 Trepan carottier diamante Pending FR2409372A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA291,253A CA1053938A (fr) 1977-11-18 1977-11-18 Trepan de carottage

Publications (1)

Publication Number Publication Date
FR2409372A1 true FR2409372A1 (fr) 1979-06-15

Family

ID=4110073

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7832529A Pending FR2409372A1 (fr) 1977-11-18 1978-11-17 Trepan carottier diamante

Country Status (8)

Country Link
AU (1) AU4162378A (fr)
CA (1) CA1053938A (fr)
DE (1) DE2850015A1 (fr)
ES (1) ES475183A1 (fr)
FR (1) FR2409372A1 (fr)
GB (1) GB2009284B (fr)
SE (1) SE437178B (fr)
ZA (1) ZA786359B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3842673A1 (de) * 1988-12-19 1990-06-21 Atilla Dipl Chem Dr Ing Akyol Verfahren zur herstellung verschleissfester schichten

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8805789D0 (en) * 1988-03-11 1988-04-13 Reed Tool Co Improvements in/relating to cutter assemblies for rotary drill bits
DE8805449U1 (de) * 1988-04-25 1988-06-09 Maier, Wolfgang, 5630 Remscheid Diamant-Kernbohrer
DE3901528A1 (de) * 1989-01-20 1990-07-26 Hilti Ag Hohlbohrwerkzeug
CA2081033C (fr) * 1992-10-21 1995-08-08 Barry Wolf Faisceau de tubes de forage
US20030186636A1 (en) * 2002-03-27 2003-10-02 Devrim Akyuz Tool for cutting solid materials
CN101456216B (zh) * 2009-01-09 2011-08-10 博深工具股份有限公司 一种激光焊接金刚石圆锯片及制备方法
US8991524B2 (en) 2010-09-13 2015-03-31 Longyear Tm, Inc. Impregnated drill bits with integrated reamers
CA2874498A1 (fr) 2012-05-22 2013-11-28 Owens Corning Intellectual Capital, Llc Produit en mousse stratifie et procedes de fabrication de produits en mousse stratifies
CN111577147A (zh) * 2020-05-15 2020-08-25 中国科学院武汉岩土力学研究所 一种抑制岩芯饼化的孕镶金刚石钻头

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2182562A (en) * 1937-01-23 1939-12-05 Charles J Koebel Core bit
US2506388A (en) * 1948-10-20 1950-05-02 Koebel Diamond Tool Co Core bit
US2511991A (en) * 1948-02-13 1950-06-20 Nussbaum Leon Rotary drilling tool
US3106973A (en) * 1960-09-26 1963-10-15 Christensen Diamond Prod Co Rotary drill bits

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2182562A (en) * 1937-01-23 1939-12-05 Charles J Koebel Core bit
US2511991A (en) * 1948-02-13 1950-06-20 Nussbaum Leon Rotary drilling tool
US2506388A (en) * 1948-10-20 1950-05-02 Koebel Diamond Tool Co Core bit
US3106973A (en) * 1960-09-26 1963-10-15 Christensen Diamond Prod Co Rotary drill bits

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3842673A1 (de) * 1988-12-19 1990-06-21 Atilla Dipl Chem Dr Ing Akyol Verfahren zur herstellung verschleissfester schichten

Also Published As

Publication number Publication date
ES475183A1 (es) 1979-05-16
DE2850015A1 (de) 1979-05-23
ZA786359B (en) 1979-10-31
SE437178B (sv) 1985-02-11
CA1053938A (fr) 1979-05-08
GB2009284A (en) 1979-06-13
GB2009284B (en) 1982-03-24
SE7800293L (sv) 1979-05-19
AU4162378A (en) 1979-05-24

Similar Documents

Publication Publication Date Title
FR2409372A1 (fr) Trepan carottier diamante
IT1158732B (it) Composizione combustibile stabilizzata comprendente carbone polverizzato purificato,acqua ed un agente disperdente e metodo per preparare tale composizione
JPS5427853A (en) Hairdressing tool
GB332914A (en) Improvements in or relating to drill steels
GB832238A (en) Improvements in or relating to rotary masonry drills
ES461077A1 (es) Procedimiento para la preparacion de 2-bencilpirrolidinas.
JPS54292A (en) Composite cutting tool
JPS53136790A (en) Sintered body for highly hard tool and method of producing same
GB1214259A (en) Improvements relating to band saws
GB765651A (en) Improvements in or relating to drills
GB1278347A (en) Improvements relating to tunnelling machines
GB837554A (en) Hobbing cutter
IT7847553A0 (it) Anello con pietra o simile montata in modo girevole
GB807190A (en) Rotary cutter for drilling earth and rock
JPS5695526A (en) Boring reamer
JPS51117387A (en) Composite taper drill
SU640696A1 (ru) Вертикально-шпиндельный хлопкоуборочный барабан
GB582703A (en) Improvements in straight saw-blades
JPS5325982A (en) Throw-away tip
JPS5380957A (en) Filament supporter
USD178296S (en) Piston cylinder ridge reamer drive casing
SU588301A1 (ru) Рабочий орган землеройной машины
FR1147075A (fr) Perfectionnements apportés aux outils rotatifs travaillant en bout et de face, notamment aux fraises à trépaner
GB849700A (en) Improvements in or relating to leg guards
SE7806933L (sv) Skerverktyg med forbettrad livslengd, och sett for avstickning av stalstang eller -ror med hjelp av en stickstalspets