DE3071100D1 - Method for producing an improved layer, particular for a drill bit - Google Patents

Method for producing an improved layer, particular for a drill bit

Info

Publication number
DE3071100D1
DE3071100D1 DE8080201107T DE3071100T DE3071100D1 DE 3071100 D1 DE3071100 D1 DE 3071100D1 DE 8080201107 T DE8080201107 T DE 8080201107T DE 3071100 T DE3071100 T DE 3071100T DE 3071100 D1 DE3071100 D1 DE 3071100D1
Authority
DE
Germany
Prior art keywords
producing
drill bit
improved layer
improved
layer
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
Application number
DE8080201107T
Other languages
German (de)
English (en)
Inventor
Nederveen Hans Bertil Van
Martin Bastiaan Verburgh
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.)
SKF Industrial Trading and Development Co BV
Original Assignee
SKF Industrial Trading and Development Co BV
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 SKF Industrial Trading and Development Co BV filed Critical SKF Industrial Trading and Development Co BV
Application granted granted Critical
Publication of DE3071100D1 publication Critical patent/DE3071100D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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 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
    • E21B10/50—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Fluid Mechanics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Earth Drilling (AREA)
  • Powder Metallurgy (AREA)
  • Coating By Spraying Or Casting (AREA)
DE8080201107T 1979-12-04 1980-11-24 Method for producing an improved layer, particular for a drill bit Expired DE3071100D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7908745A NL7908745A (nl) 1979-12-04 1979-12-04 Werkwijze voor het vervaardigen van een voorwerp, waarop door thermisch opspuiten een buitenlaag wordt aangebracht en voorwerp, in het bijzonder een boor- beitel, verkregen volgens deze werkwijze.

Publications (1)

Publication Number Publication Date
DE3071100D1 true DE3071100D1 (en) 1985-10-24

Family

ID=19834277

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080201107T Expired DE3071100D1 (en) 1979-12-04 1980-11-24 Method for producing an improved layer, particular for a drill bit

Country Status (6)

Country Link
EP (1) EP0030055B1 (nl)
JP (1) JPS5697093A (nl)
AU (1) AU539718B2 (nl)
CA (1) CA1162182A (nl)
DE (1) DE3071100D1 (nl)
NL (1) NL7908745A (nl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0089155A3 (en) * 1982-03-05 1983-12-07 Rolls-Royce Plc Composite articles and a method for their manufacture
DE3318999A1 (de) * 1983-05-25 1984-11-29 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Beschichteter metallischer gegenstand sowie verfahren zu dessen herstellung
US4597456A (en) * 1984-07-23 1986-07-01 Cdp, Ltd. Conical cutters for drill bits, and processes to produce same
US4562892A (en) * 1984-07-23 1986-01-07 Cdp, Ltd. Rolling cutters for drill bits
US4861546A (en) * 1987-12-23 1989-08-29 Precision Castparts Corp. Method of forming a metal article from powdered metal
DE19747385A1 (de) * 1997-10-27 1999-04-29 Linde Ag Herstellung von Formteilen
WO1999023272A1 (de) * 1997-11-03 1999-05-14 Siemens Aktiengesellschaft Verfahren zur herstellung einer schutzschicht auf einem für eine heissgasbeaufschlagung ausgelegten grundkörper und ausgelegtes erzeugnis
US6878412B2 (en) * 2001-03-26 2005-04-12 Bodycote Imt, Inc. Corrosion resistant component and method for fabricating same
US6615935B2 (en) * 2001-05-01 2003-09-09 Smith International, Inc. Roller cone bits with wear and fracture resistant surface

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL54863C (nl) * 1900-01-01
FR1434158A (fr) * 1964-11-25 1966-04-08 Sfec Perfectionnements aux revêtements protecteurs réfractaires, et procédé de fabrication de ces éléments
GB1367762A (en) * 1971-09-17 1974-09-25 Ass Eng Ltd cermet materials
US3882581A (en) * 1974-03-13 1975-05-13 Minnesota Mining & Mfg Coated, partially laminated carbide cutting tool insert
JPS5347307A (en) * 1976-10-13 1978-04-27 Tone Boring Co Tricone bit cone and process for production thereof
NL7703234A (nl) * 1977-03-25 1978-09-27 Skf Ind Trading & Dev Werkwijze voor het vervaardigen van een boorkop voorzien van harde slijtvaste elementen, als- mede boorkop vervaardigd volgens de werkwijze.
NL7804454A (nl) * 1978-04-26 1979-10-30 Skf Ind Trading & Dev Werkwijze om op een metalen voorwerp een dichte laag hardmetaal of cermets aan te brengen.

Also Published As

Publication number Publication date
AU539718B2 (en) 1984-10-11
JPS6343550B2 (nl) 1988-08-31
NL7908745A (nl) 1981-07-01
JPS5697093A (en) 1981-08-05
CA1162182A (en) 1984-02-14
AU6438680A (en) 1981-06-11
EP0030055A1 (en) 1981-06-10
EP0030055B1 (en) 1985-09-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee