NO870656L - Skjaereelement samt fremgangsmaate for fremstilling av slikt element. - Google Patents

Skjaereelement samt fremgangsmaate for fremstilling av slikt element.

Info

Publication number
NO870656L
NO870656L NO870656A NO870656A NO870656L NO 870656 L NO870656 L NO 870656L NO 870656 A NO870656 A NO 870656A NO 870656 A NO870656 A NO 870656A NO 870656 L NO870656 L NO 870656L
Authority
NO
Norway
Prior art keywords
item
procedure
making
cutting element
cutting
Prior art date
Application number
NO870656A
Other languages
English (en)
Other versions
NO870656D0 (no
Inventor
Mahlon D Dennis
Original Assignee
Strata Bit Corp
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 Strata Bit Corp filed Critical Strata Bit Corp
Publication of NO870656D0 publication Critical patent/NO870656D0/no
Publication of NO870656L publication Critical patent/NO870656L/no

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
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/573—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts characterised by support details, e.g. the substrate construction or the interface between the substrate and the cutting element
    • E21B10/5735—Interface between the substrate and the cutting element
    • 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
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • B23K31/025—Connecting cutting edges or the like to tools; Attaching reinforcements to workpieces, e.g. wear-resisting zones to tableware
    • 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
    • B23K35/224—Anti-weld compositions; Braze stop-off compositions

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Ceramic Products (AREA)
NO870656A 1986-02-19 1987-02-18 Skjaereelement samt fremgangsmaate for fremstilling av slikt element. NO870656L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83072086A 1986-02-19 1986-02-19

Publications (2)

Publication Number Publication Date
NO870656D0 NO870656D0 (no) 1987-02-18
NO870656L true NO870656L (no) 1987-08-20

Family

ID=25257560

Family Applications (1)

Application Number Title Priority Date Filing Date
NO870656A NO870656L (no) 1986-02-19 1987-02-18 Skjaereelement samt fremgangsmaate for fremstilling av slikt element.

Country Status (4)

Country Link
EP (1) EP0233851B1 (no)
BR (1) BR8700726A (no)
DE (1) DE3766376D1 (no)
NO (1) NO870656L (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2037480A1 (en) * 1990-03-06 1991-09-07 Jacob Chow Drill bit cutting array having discontinuities therein

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4156329A (en) * 1977-05-13 1979-05-29 General Electric Company Method for fabricating a rotary drill bit and composite compact cutters therefor
US4323130A (en) * 1980-06-11 1982-04-06 Strata Bit Corporation Drill bit
US4592433A (en) * 1984-10-04 1986-06-03 Strata Bit Corporation Cutting blank with diamond strips in grooves

Also Published As

Publication number Publication date
NO870656D0 (no) 1987-02-18
EP0233851B1 (en) 1990-11-28
BR8700726A (pt) 1987-12-22
DE3766376D1 (de) 1991-01-10
EP0233851A1 (en) 1987-08-26

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