EP0111600A1 - Schneidkörper - Google Patents

Schneidkörper Download PDF

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Publication number
EP0111600A1
EP0111600A1 EP82306631A EP82306631A EP0111600A1 EP 0111600 A1 EP0111600 A1 EP 0111600A1 EP 82306631 A EP82306631 A EP 82306631A EP 82306631 A EP82306631 A EP 82306631A EP 0111600 A1 EP0111600 A1 EP 0111600A1
Authority
EP
European Patent Office
Prior art keywords
cutter
phase
alloy
mixture
powder
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.)
Withdrawn
Application number
EP82306631A
Other languages
English (en)
French (fr)
Inventor
Eric F. Drake
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.)
Reed Rock Bit Co
Original Assignee
Reed Rock Bit Co
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 Reed Rock Bit Co filed Critical Reed Rock Bit Co
Priority to EP82306631A priority Critical patent/EP0111600A1/de
Publication of EP0111600A1 publication Critical patent/EP0111600A1/de
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B10/58—Chisel-type inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
EP82306631A 1982-12-13 1982-12-13 Schneidkörper Withdrawn EP0111600A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP82306631A EP0111600A1 (de) 1982-12-13 1982-12-13 Schneidkörper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP82306631A EP0111600A1 (de) 1982-12-13 1982-12-13 Schneidkörper

Publications (1)

Publication Number Publication Date
EP0111600A1 true EP0111600A1 (de) 1984-06-27

Family

ID=8189855

Family Applications (1)

Application Number Title Priority Date Filing Date
EP82306631A Withdrawn EP0111600A1 (de) 1982-12-13 1982-12-13 Schneidkörper

Country Status (1)

Country Link
EP (1) EP0111600A1 (de)

Cited By (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169717A2 (de) * 1984-07-23 1986-01-29 CDP, Ltd. Schneidrolle für Bohrmeissel und Verfahren seiner Herstellung
EP0169718A2 (de) * 1984-07-23 1986-01-29 CDP, Ltd. Kegelförmiger Schneidkopf für Bohrmeissel und Verfahren seiner Herstellung
EP0219959A2 (de) * 1985-10-18 1987-04-29 Smith International, Inc. Gesteinsbohrer mit verschleissbeständigen Einsätzen
EP0260850A2 (de) * 1986-09-18 1988-03-23 The British Petroleum Company p.l.c. Verbundmaterial mit kontinuierlicher Änderung der Zusammensetzung
WO1988010163A1 (en) * 1986-12-02 1988-12-29 Per Kollandsrud A method for producing a cutting edge for a roller bit
EP0619379A1 (de) * 1992-09-24 1994-10-12 Toto Ltd. Material mit abhängingigem gradienten und dessen herstellung
US5541006A (en) * 1994-12-23 1996-07-30 Kennametal Inc. Method of making composite cermet articles and the articles
US5623723A (en) * 1995-08-11 1997-04-22 Greenfield; Mark S. Hard composite and method of making the same
US5677042A (en) * 1994-12-23 1997-10-14 Kennametal Inc. Composite cermet articles and method of making
US5686119A (en) * 1994-12-23 1997-11-11 Kennametal Inc. Composite cermet articles and method of making
WO2000038864A1 (en) * 1998-12-23 2000-07-06 De Beers Industrial Diamond Division (Proprietary) Limited Abrasive body
US6183687B1 (en) 1995-08-11 2001-02-06 Kennametal Inc. Hard composite and method of making the same
WO2004103641A1 (en) * 2003-05-22 2004-12-02 Element Six (Pty) Ltd Method of making a tool component
US6908688B1 (en) 2000-08-04 2005-06-21 Kennametal Inc. Graded composite hardmetals
EP1739201A1 (de) * 2005-07-01 2007-01-03 Smith International, Inc. Asymmetrische gradierte Verbundwerkstoffe für verbesserte Bohrmeißel
US7537726B2 (en) 2002-04-17 2009-05-26 Ceratizit Austria Gesellschaft M.B.H. Method of producing a hard metal component with a graduated structure
US8333814B2 (en) * 2005-01-27 2012-12-18 Baker Hughes Incorporated Abrasive-impregnated cutting structure having anisotropic wear resistance and drag bit including same
WO2014117097A2 (en) * 2013-01-28 2014-07-31 National Oilwell Varco, L.P. Accurate placement of powders to form optimized polycrystalline diamond cutter elements and cutting tools
US9579714B1 (en) 2015-12-17 2017-02-28 General Electric Company Method and assembly for forming components having internal passages using a lattice structure
US9968991B2 (en) 2015-12-17 2018-05-15 General Electric Company Method and assembly for forming components having internal passages using a lattice structure
US9987677B2 (en) 2015-12-17 2018-06-05 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10046389B2 (en) 2015-12-17 2018-08-14 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10099276B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having an internal passage defined therein
US10099283B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having an internal passage defined therein
US10099284B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having a catalyzed internal passage defined therein
US10118217B2 (en) 2015-12-17 2018-11-06 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10137499B2 (en) 2015-12-17 2018-11-27 General Electric Company Method and assembly for forming components having an internal passage defined therein
US10150158B2 (en) 2015-12-17 2018-12-11 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10286450B2 (en) 2016-04-27 2019-05-14 General Electric Company Method and assembly for forming components using a jacketed core
US10335853B2 (en) 2016-04-27 2019-07-02 General Electric Company Method and assembly for forming components using a jacketed core

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB659765A (en) * 1947-12-19 1951-10-24 Skoda Works Nat Corp Shaped bodies made of sintered hard metal
DE915570C (de) * 1944-10-24 1954-07-26 Boehler & Co Ag Geb Auf pulvermetallurgischem Wege hergestellte Werkzeuge mit verschieden zusammengesetztem Schneid- und Tragteil
GB911461A (en) * 1959-02-27 1962-11-28 Timken Roller Bearing Co Drill bit
FR2295809A1 (fr) * 1974-12-23 1976-07-23 Bbc Brown Boveri & Cie Procede pour l'elaboration d'une matiere premiere presentant des caracteristiques variables selon la zone de matiere consideree et application du procede
US4172395A (en) * 1978-08-07 1979-10-30 Dresser Industries, Inc. Method of manufacturing a rotary rock bit
US4241483A (en) * 1979-05-07 1980-12-30 Eastern Fusecoat Incorporated Method of making drill, bushings, pump seals and similar articles
EP0052584A1 (de) * 1980-11-13 1982-05-26 Institut Cerac S.A. Verfahren zur Herstellung eines Stahlkörpers mit Hartmetalleinsätzen

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE915570C (de) * 1944-10-24 1954-07-26 Boehler & Co Ag Geb Auf pulvermetallurgischem Wege hergestellte Werkzeuge mit verschieden zusammengesetztem Schneid- und Tragteil
GB659765A (en) * 1947-12-19 1951-10-24 Skoda Works Nat Corp Shaped bodies made of sintered hard metal
GB911461A (en) * 1959-02-27 1962-11-28 Timken Roller Bearing Co Drill bit
FR2295809A1 (fr) * 1974-12-23 1976-07-23 Bbc Brown Boveri & Cie Procede pour l'elaboration d'une matiere premiere presentant des caracteristiques variables selon la zone de matiere consideree et application du procede
US4172395A (en) * 1978-08-07 1979-10-30 Dresser Industries, Inc. Method of manufacturing a rotary rock bit
US4241483A (en) * 1979-05-07 1980-12-30 Eastern Fusecoat Incorporated Method of making drill, bushings, pump seals and similar articles
EP0052584A1 (de) * 1980-11-13 1982-05-26 Institut Cerac S.A. Verfahren zur Herstellung eines Stahlkörpers mit Hartmetalleinsätzen

Cited By (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169717A2 (de) * 1984-07-23 1986-01-29 CDP, Ltd. Schneidrolle für Bohrmeissel und Verfahren seiner Herstellung
EP0169718A2 (de) * 1984-07-23 1986-01-29 CDP, Ltd. Kegelförmiger Schneidkopf für Bohrmeissel und Verfahren seiner Herstellung
EP0169717A3 (en) * 1984-07-23 1986-12-30 Cdp, Ltd. Rolling cutters for drill bits, and processes to produce same
EP0169718A3 (en) * 1984-07-23 1987-01-21 Cdp, Ltd. Conical cutters for drill bits and processes to produce same
EP0219959A3 (en) * 1985-10-18 1988-10-19 Smith International, Inc. Rock bit with wear resistant inserts
EP0219959A2 (de) * 1985-10-18 1987-04-29 Smith International, Inc. Gesteinsbohrer mit verschleissbeständigen Einsätzen
EP0260850A2 (de) * 1986-09-18 1988-03-23 The British Petroleum Company p.l.c. Verbundmaterial mit kontinuierlicher Änderung der Zusammensetzung
EP0260850A3 (en) * 1986-09-18 1988-12-14 The British Petroleum Company P.L.C. Graded structure composites
US4859542A (en) * 1986-09-18 1989-08-22 The British Petroleum Company P.L.C. Graded structure composites
AU601764B2 (en) * 1986-09-18 1990-09-20 Dresser Industries Inc. Graded structure composites
WO1988010163A1 (en) * 1986-12-02 1988-12-29 Per Kollandsrud A method for producing a cutting edge for a roller bit
EP0619379A4 (de) * 1992-09-24 1997-04-16 Toto Ltd Material mit abhängingigem gradienten und dessen herstellung.
EP0619379A1 (de) * 1992-09-24 1994-10-12 Toto Ltd. Material mit abhängingigem gradienten und dessen herstellung
US5541006A (en) * 1994-12-23 1996-07-30 Kennametal Inc. Method of making composite cermet articles and the articles
US5677042A (en) * 1994-12-23 1997-10-14 Kennametal Inc. Composite cermet articles and method of making
US5679445A (en) * 1994-12-23 1997-10-21 Kennametal Inc. Composite cermet articles and method of making
US5686119A (en) * 1994-12-23 1997-11-11 Kennametal Inc. Composite cermet articles and method of making
US5697046A (en) * 1994-12-23 1997-12-09 Kennametal Inc. Composite cermet articles and method of making
US5697042A (en) * 1994-12-23 1997-12-09 Kennametal Inc. Composite cermet articles and method of making
US5762843A (en) * 1994-12-23 1998-06-09 Kennametal Inc. Method of making composite cermet articles
US5789686A (en) * 1994-12-23 1998-08-04 Kennametal Inc. Composite cermet articles and method of making
US5792403A (en) * 1994-12-23 1998-08-11 Kennametal Inc. Method of molding green bodies
US5806934A (en) * 1994-12-23 1998-09-15 Kennametal Inc. Method of using composite cermet articles
US5623723A (en) * 1995-08-11 1997-04-22 Greenfield; Mark S. Hard composite and method of making the same
US6183687B1 (en) 1995-08-11 2001-02-06 Kennametal Inc. Hard composite and method of making the same
WO2000038864A1 (en) * 1998-12-23 2000-07-06 De Beers Industrial Diamond Division (Proprietary) Limited Abrasive body
US6908688B1 (en) 2000-08-04 2005-06-21 Kennametal Inc. Graded composite hardmetals
US7537726B2 (en) 2002-04-17 2009-05-26 Ceratizit Austria Gesellschaft M.B.H. Method of producing a hard metal component with a graduated structure
WO2004103641A1 (en) * 2003-05-22 2004-12-02 Element Six (Pty) Ltd Method of making a tool component
US9637979B2 (en) 2005-01-27 2017-05-02 Baker Hughes Incorporated Rotary drag bits including abrasive-impregnated cutting structures
US8333814B2 (en) * 2005-01-27 2012-12-18 Baker Hughes Incorporated Abrasive-impregnated cutting structure having anisotropic wear resistance and drag bit including same
US8662207B2 (en) 2005-01-27 2014-03-04 Baker Hughes Incorporated Rotary drag bits including abrasive-impregnated cutting structures
EP1739201A1 (de) * 2005-07-01 2007-01-03 Smith International, Inc. Asymmetrische gradierte Verbundwerkstoffe für verbesserte Bohrmeißel
AU2006202788B2 (en) * 2005-07-01 2009-04-02 Smith International, Inc Asymmetric graded composites for improved drill bits
US8016056B2 (en) 2005-07-01 2011-09-13 Sandvik Intellectual Property Ab Asymmetric graded composites for improved drill bits
EP2011893A3 (de) * 2005-07-01 2014-04-09 Sandvik Intellectual Property AB Asymmetrische gradierte Verbundwerkstoffe für verbesserte Bohrmeißel
WO2014117097A2 (en) * 2013-01-28 2014-07-31 National Oilwell Varco, L.P. Accurate placement of powders to form optimized polycrystalline diamond cutter elements and cutting tools
WO2014117097A3 (en) * 2013-01-28 2014-10-09 National Oilwell Varco, L.P. Accurate placement of powders to form optimized polycrystalline diamond cutter elements and cutting tools
US9968991B2 (en) 2015-12-17 2018-05-15 General Electric Company Method and assembly for forming components having internal passages using a lattice structure
US10099284B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having a catalyzed internal passage defined therein
US9975176B2 (en) 2015-12-17 2018-05-22 General Electric Company Method and assembly for forming components having internal passages using a lattice structure
US9987677B2 (en) 2015-12-17 2018-06-05 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10046389B2 (en) 2015-12-17 2018-08-14 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10099276B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having an internal passage defined therein
US10099283B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having an internal passage defined therein
US9579714B1 (en) 2015-12-17 2017-02-28 General Electric Company Method and assembly for forming components having internal passages using a lattice structure
US10118217B2 (en) 2015-12-17 2018-11-06 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10137499B2 (en) 2015-12-17 2018-11-27 General Electric Company Method and assembly for forming components having an internal passage defined therein
US10150158B2 (en) 2015-12-17 2018-12-11 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10286450B2 (en) 2016-04-27 2019-05-14 General Electric Company Method and assembly for forming components using a jacketed core
US10335853B2 (en) 2016-04-27 2019-07-02 General Electric Company Method and assembly for forming components using a jacketed core
US10981221B2 (en) 2016-04-27 2021-04-20 General Electric Company Method and assembly for forming components using a jacketed core

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): AT DE FR GB NL

17P Request for examination filed

Effective date: 19840911

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19860318

RIN1 Information on inventor provided before grant (corrected)

Inventor name: DRAKE, ERIC F.