ATE370814T1 - Verfahren zum herstellen von aufschweissstaben aus pulververbundwerkstoff mit erhöhter dichte - Google Patents

Verfahren zum herstellen von aufschweissstaben aus pulververbundwerkstoff mit erhöhter dichte

Info

Publication number
ATE370814T1
ATE370814T1 AT01305199T AT01305199T ATE370814T1 AT E370814 T1 ATE370814 T1 AT E370814T1 AT 01305199 T AT01305199 T AT 01305199T AT 01305199 T AT01305199 T AT 01305199T AT E370814 T1 ATE370814 T1 AT E370814T1
Authority
AT
Austria
Prior art keywords
core
sheath
rod
forming
powder
Prior art date
Application number
AT01305199T
Other languages
English (en)
Inventor
Harold Arthur Sreshta
Eric F Drake
Original Assignee
Camco Int Uk 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 Camco Int Uk Ltd filed Critical Camco Int Uk Ltd
Application granted granted Critical
Publication of ATE370814T1 publication Critical patent/ATE370814T1/de

Links

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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
    • 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
    • B22F7/08—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 with one or more parts not made from powder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/32—Selection of soldering or welding materials proper with the principal constituent melting at more than 1550°C
    • B23K35/327—Selection of soldering or welding materials proper with the principal constituent melting at more than 1550°C comprising refractory compounds, e.g. carbides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/40—Making wire or rods for soldering or welding
    • B23K35/406—Filled tubular wire or rods
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C24/00—Coating starting from inorganic powder
    • C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
    • C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/18—After-treatment
    • C23C4/185—Separation of the coating from the substrate
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Composite Materials (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Earth Drilling (AREA)
  • Powder Metallurgy (AREA)
  • Carbon And Carbon Compounds (AREA)
AT01305199T 2001-02-13 2001-06-14 Verfahren zum herstellen von aufschweissstaben aus pulververbundwerkstoff mit erhöhter dichte ATE370814T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/782,341 US6361739B1 (en) 2001-02-13 2001-02-13 Fabrication process for high density powder composite hardfacing rod

Publications (1)

Publication Number Publication Date
ATE370814T1 true ATE370814T1 (de) 2007-09-15

Family

ID=25125742

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01305199T ATE370814T1 (de) 2001-02-13 2001-06-14 Verfahren zum herstellen von aufschweissstaben aus pulververbundwerkstoff mit erhöhter dichte

Country Status (4)

Country Link
US (1) US6361739B1 (de)
EP (1) EP1231014B1 (de)
AT (1) ATE370814T1 (de)
DE (1) DE60130094T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7666244B2 (en) * 2004-07-08 2010-02-23 Smith International, Inc. Hardfacing milled-tooth drill bits using super dense carbide pellets
US20060024190A1 (en) * 2004-07-27 2006-02-02 General Electric Company Preparation of filler-metal weld rod by injection molding of powder
WO2008086083A2 (en) * 2007-01-08 2008-07-17 Halliburton Energy Services, Inc. Drill bits and other downhole tools with hardfacing having tungsten carbide pellets and other hard materials
US9138832B2 (en) * 2010-06-25 2015-09-22 Halliburton Energy Services, Inc. Erosion resistant hard composite materials
US9707643B2 (en) 2012-04-17 2017-07-18 Hobart Brothers Company Systems and methods for welding electrodes
US9970235B2 (en) 2012-10-15 2018-05-15 Bertrand Lacour Rotary steerable drilling system for drilling a borehole in an earth formation
US11000921B2 (en) 2019-04-26 2021-05-11 Kennametal Inc. Composite welding rods and associated cladded articles

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1757601A (en) 1928-01-30 1930-05-06 Stoody Co Welding rod
US3023130A (en) 1959-08-06 1962-02-27 Eutectic Welding Alloys Hard surfacing material
US3179787A (en) * 1962-03-29 1965-04-20 Eutectic Welding Alloys Carbide welding rod
US3847559A (en) * 1969-05-28 1974-11-12 Dewiant Corp Erosion resistant composites
SE400202B (sv) * 1974-08-30 1978-03-20 Sandvik Ab Sett att framstella en svetselektrod
SE452124B (sv) * 1984-06-19 1987-11-16 Kloster Speedsteel Ab Emne till verktygsmatris av kompoundstal och sett att framstella dylikt
FR2590192B1 (fr) 1985-11-21 1991-08-02 Maybon Guy Baguette souple de soudage a ame metallique enrobee, procede et dispositif pour sa realisation
US4741974A (en) * 1986-05-20 1988-05-03 The Perkin-Elmer Corporation Composite wire for wear resistant coatings
US4725508A (en) * 1986-10-23 1988-02-16 The Perkin-Elmer Corporation Composite hard chromium compounds for thermal spraying
US4944774A (en) 1987-12-29 1990-07-31 Smith International, Inc. Hard facing for milled tooth rock bits
US4836307A (en) 1987-12-29 1989-06-06 Smith International, Inc. Hard facing for milled tooth rock bits
US5051112A (en) 1988-06-29 1991-09-24 Smith International, Inc. Hard facing
US5667903A (en) * 1995-05-10 1997-09-16 Dresser Industries, Inc. Method of hard facing a substrate, and weld rod used in hard facing a substrate
EP0753375B1 (de) * 1995-07-03 2001-01-10 Camco International Inc. Hartauftragwerkstoff für Rollenbohrmeissel
US5740872A (en) 1996-07-01 1998-04-21 Camco International Inc. Hardfacing material for rolling cutter drill bits
US6138779A (en) * 1998-01-16 2000-10-31 Dresser Industries, Inc. Hardfacing having coated ceramic particles or coated particles of other hard materials placed on a rotary cone cutter

Also Published As

Publication number Publication date
EP1231014A3 (de) 2004-02-04
DE60130094T2 (de) 2008-05-15
EP1231014A2 (de) 2002-08-14
DE60130094D1 (de) 2007-10-04
EP1231014B1 (de) 2007-08-22
US6361739B1 (en) 2002-03-26

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Legal Events

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