NO854492L - Diamantbor. - Google Patents

Diamantbor.

Info

Publication number
NO854492L
NO854492L NO854492A NO854492A NO854492L NO 854492 L NO854492 L NO 854492L NO 854492 A NO854492 A NO 854492A NO 854492 A NO854492 A NO 854492A NO 854492 L NO854492 L NO 854492L
Authority
NO
Norway
Prior art keywords
tool
cutting
islands
specified
plates
Prior art date
Application number
NO854492A
Other languages
English (en)
Norwegian (no)
Inventor
Honore Joseph Lambot
Original Assignee
Diamant Boart Sa
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
Priority claimed from BE0/213992A external-priority patent/BE901037A/fr
Application filed by Diamant Boart Sa filed Critical Diamant Boart Sa
Publication of NO854492L publication Critical patent/NO854492L/no

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/60Drill bits characterised by conduits or nozzles for drilling fluids
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56Button-type inserts
    • E21B10/567Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/5673Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a non planar or non circular cutting face

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Earth Drilling (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
NO854492A 1984-11-12 1985-11-11 Diamantbor. NO854492L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE0/213992A BE901037A (fr) 1984-11-12 1984-11-12 Trepan de forage diamante plat a pierres serties.

Publications (1)

Publication Number Publication Date
NO854492L true NO854492L (no) 1986-05-13

Family

ID=3843815

Family Applications (1)

Application Number Title Priority Date Filing Date
NO854492A NO854492L (no) 1984-11-12 1985-11-11 Diamantbor.

Country Status (4)

Country Link
EP (1) EP0182770A1 (de)
CA (1) CA1264317A (de)
DK (1) DK519285A (de)
NO (1) NO854492L (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4913244A (en) * 1986-09-11 1990-04-03 Eastman Christensen Company Large compact cutter rotary drill bit utilizing directed hydraulics for each cutter
JPS63134782A (ja) * 1986-09-11 1988-06-07 イーストマン クリステンセン カンパニー 各カッタに対して指向性を有する水流を供給するコンパクトな大型カッタを具えた回転型ドリルビット
US4794994A (en) * 1987-03-26 1989-01-03 Reed Tool Company Drag drill bit having improved flow of drilling fluid
EP0295045A3 (de) * 1987-06-09 1989-10-25 Reed Tool Company Drehfräsmeissel mit Reinigungsdüsen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1522593A (en) * 1919-10-13 1925-01-13 Rowland O Pickin Rotary drilling tool
US3322218A (en) * 1965-05-04 1967-05-30 Exxon Production Research Co Multi-port diamond bit
US3938599A (en) * 1974-03-27 1976-02-17 Hycalog, Inc. Rotary drill bit
US3915246A (en) * 1974-05-16 1975-10-28 Adel E Sheshtawy Rotary drilling bit
US4299297A (en) * 1979-06-06 1981-11-10 Lloyd Thomas C Rotary percussion bit
US4323130A (en) * 1980-06-11 1982-04-06 Strata Bit Corporation Drill bit

Also Published As

Publication number Publication date
EP0182770A1 (de) 1986-05-28
CA1264317A (fr) 1990-01-09
DK519285A (da) 1986-05-13
DK519285D0 (da) 1985-11-11

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