NO892661D0 - Fremgangsmaate ved paafoering av hardt belegg, stav for slikpaafoering, fremgangsmaate ved fremstilling av stav og borekrone med hardt belegg. - Google Patents

Fremgangsmaate ved paafoering av hardt belegg, stav for slikpaafoering, fremgangsmaate ved fremstilling av stav og borekrone med hardt belegg.

Info

Publication number
NO892661D0
NO892661D0 NO892661A NO892661A NO892661D0 NO 892661 D0 NO892661 D0 NO 892661D0 NO 892661 A NO892661 A NO 892661A NO 892661 A NO892661 A NO 892661A NO 892661 D0 NO892661 D0 NO 892661D0
Authority
NO
Norway
Prior art keywords
procedure
application
hard coating
stick
stand
Prior art date
Application number
NO892661A
Other languages
English (en)
Other versions
NO892661L (no
Inventor
Madapusi Kande Keshavan
Proserfina Cabrera Rey
Original Assignee
Smith International
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 Smith International filed Critical Smith International
Publication of NO892661D0 publication Critical patent/NO892661D0/no
Publication of NO892661L publication Critical patent/NO892661L/no

Links

Classifications

    • 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
    • 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 degrees C
    • B23K35/327—Selection of soldering or welding materials proper with the principal constituent melting at more than 1550 degrees C comprising refractory compounds, e.g. carbides
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Powder Metallurgy (AREA)
NO89892661A 1988-06-29 1989-06-27 Fremgangsmaate ved paafoering av hardt belegg, stav for slikpaafoering, fremgangsmaate ved fremstilling av stav og borekrone med hardt belegg. NO892661L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21286788A 1988-06-29 1988-06-29

Publications (2)

Publication Number Publication Date
NO892661D0 true NO892661D0 (no) 1989-06-27
NO892661L NO892661L (no) 1990-01-02

Family

ID=22792709

Family Applications (1)

Application Number Title Priority Date Filing Date
NO89892661A NO892661L (no) 1988-06-29 1989-06-27 Fremgangsmaate ved paafoering av hardt belegg, stav for slikpaafoering, fremgangsmaate ved fremstilling av stav og borekrone med hardt belegg.

Country Status (4)

Country Link
EP (1) EP0349172B1 (no)
CA (1) CA1336387C (no)
DE (1) DE68908631T2 (no)
NO (1) NO892661L (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5351771A (en) * 1993-06-14 1994-10-04 Baker Hughes Incorporated Earth-boring bit having an improved hard-faced tooth structure
US5351769A (en) * 1993-06-14 1994-10-04 Baker Hughes Incorporated Earth-boring bit having an improved hard-faced tooth structure
US5715899A (en) * 1996-02-02 1998-02-10 Smith International, Inc. Hard facing material for rock bits
DE102005039036C5 (de) * 2005-08-18 2009-01-22 Hochtief Construction Ag Rollenmeißel, insbesondere für Tunnelbohrmaschinen
US8056652B2 (en) * 2007-06-25 2011-11-15 Smith International, Inc. Barrier coated granules for improved hardfacing material using atomic layer deposition
FR3011197B1 (fr) * 2013-10-02 2017-11-24 Diapac LLC Revêtement resistant a l'usure
EP2857140B1 (en) 2013-10-02 2019-04-03 Oerlikon Metco (US) Inc. Brazing rod for forming a wear resistant coating and wear resistant coating
CN107127347B (zh) * 2017-05-18 2018-12-11 中国有色桂林矿产地质研究院有限公司 采用条坯组装烧结成型制作钻齿的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2180813A (en) * 1938-02-03 1939-11-21 Gen Motors Corp Welding electrode
FR1099707A (fr) * 1953-04-28 1955-09-08 Boehler & Co Ag Geb Bâton de soudure pour la soudure à l'arc électrique
AT217818B (de) * 1959-04-18 1961-10-25 Boehler & Co Ag Geb Verfahren zur Herstellung von harten und verschleißfesten Oberflächen durch Auftragsschweißung
US3768984A (en) * 1972-04-03 1973-10-30 Buell E Welding rods
SE400202B (sv) * 1974-08-30 1978-03-20 Sandvik Ab Sett att framstella en svetselektrod
US4726432A (en) * 1987-07-13 1988-02-23 Hughes Tool Company-Usa Differentially hardfaced rock bit

Also Published As

Publication number Publication date
DE68908631T2 (de) 1994-03-24
EP0349172A1 (en) 1990-01-03
CA1336387C (en) 1995-07-25
NO892661L (no) 1990-01-02
DE68908631D1 (de) 1993-09-30
EP0349172B1 (en) 1993-08-25

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