DK519285A - Diamantbesat boreredskab - Google Patents

Diamantbesat boreredskab Download PDF

Info

Publication number
DK519285A
DK519285A DK519285A DK519285A DK519285A DK 519285 A DK519285 A DK 519285A DK 519285 A DK519285 A DK 519285A DK 519285 A DK519285 A DK 519285A DK 519285 A DK519285 A DK 519285A
Authority
DK
Denmark
Prior art keywords
diamond
fitted
drilling equipment
drilling
equipment
Prior art date
Application number
DK519285A
Other languages
English (en)
Other versions
DK519285D0 (da
Inventor
Joseph Honore 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 DK519285D0 publication Critical patent/DK519285D0/da
Publication of DK519285A publication Critical patent/DK519285A/da

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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B10/5673—Button-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)
DK519285A 1984-11-12 1985-11-11 Diamantbesat boreredskab DK519285A (da)

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 (2)

Publication Number Publication Date
DK519285D0 DK519285D0 (da) 1985-11-11
DK519285A true DK519285A (da) 1986-05-13

Family

ID=3843815

Family Applications (1)

Application Number Title Priority Date Filing Date
DK519285A DK519285A (da) 1984-11-12 1985-11-11 Diamantbesat boreredskab

Country Status (4)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4913244A (en) * 1986-09-11 1990-04-03 Eastman Christensen Company Large compact cutter rotary drill bit utilizing directed hydraulics for each cutter
US4794994A (en) * 1987-03-26 1989-01-03 Reed Tool Company Drag drill bit having improved flow of drilling fluid
EP0295045A3 (en) * 1987-06-09 1989-10-25 Reed Tool Company Rotary drag bit having scouring nozzles

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
CA1264317A (fr) 1990-01-09
DK519285D0 (da) 1985-11-11
NO854492L (no) 1986-05-13
EP0182770A1 (fr) 1986-05-28

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment