NO810302L - Borkrone og anvendelse av samme. - Google Patents

Borkrone og anvendelse av samme.

Info

Publication number
NO810302L
NO810302L NO810302A NO810302A NO810302L NO 810302 L NO810302 L NO 810302L NO 810302 A NO810302 A NO 810302A NO 810302 A NO810302 A NO 810302A NO 810302 L NO810302 L NO 810302L
Authority
NO
Norway
Prior art keywords
drill bit
accordance
channel
nozzles
separator
Prior art date
Application number
NO810302A
Other languages
English (en)
Norwegian (no)
Inventor
John Denzil Barr
Original Assignee
Drilling & Service Uk Ltd
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 Drilling & Service Uk Ltd filed Critical Drilling & Service Uk Ltd
Publication of NO810302L publication Critical patent/NO810302L/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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/002—Down-hole drilling fluid separation systems
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/003—Means for stopping loss of drilling fluid

Landscapes

  • Engineering & Computer Science (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)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Road Signs Or Road Markings (AREA)
NO810302A 1980-02-02 1981-01-29 Borkrone og anvendelse av samme. NO810302L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8003591 1980-02-02
GB8004427 1980-02-09

Publications (1)

Publication Number Publication Date
NO810302L true NO810302L (no) 1981-08-03

Family

ID=26274384

Family Applications (1)

Application Number Title Priority Date Filing Date
NO810302A NO810302L (no) 1980-02-02 1981-01-29 Borkrone og anvendelse av samme.

Country Status (4)

Country Link
EP (1) EP0033654A3 (pt)
AU (1) AU6681481A (pt)
BR (1) BR8100589A (pt)
NO (1) NO810302L (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4540056A (en) * 1984-05-03 1985-09-10 Inco Limited Cutter assembly
CA1234094A (en) * 1984-08-06 1988-03-15 Djurre H. Zijsling Rotary drill bit
DE3436762A1 (de) * 1984-10-06 1986-04-10 Boart HWF GmbH & Co KG Hartmetallwerkzeugfabrik, 6419 Burghaun Schraemwerkzeug fuer insbesondere streckenvortriebsmaschinen
GB2277758B (en) * 1993-05-05 1996-07-24 Kt Bjuro Tekhn Sredstv Burenia A drill bit equipped with vortex nozzles,and a vortex nozzle for use in the drill bit
GB2424232B (en) * 2005-03-18 2010-03-31 Schlumberger Holdings Steerable drilling system
ATE458898T1 (de) * 2006-12-01 2010-03-15 Schlumberger Technology Bv Verfahren und vorrichtung für den transfer von bohrklein aus bohrlöchern
CN101245694B (zh) * 2008-03-19 2011-12-28 中国石油大学(华东) 井下钻井液分离装置
CN112049576B (zh) * 2020-10-20 2022-04-01 西南石油大学 一种三通道钻头
CN113802504B (zh) * 2021-09-29 2023-05-05 广东天立方建设集团有限公司 一种市政道路淤泥清理装置
CN113802503B (zh) * 2021-09-29 2023-06-02 广州中恒城市规划勘测设计有限公司 一种市政道路清淤装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2293259A (en) * 1941-03-25 1942-08-18 Acme Fishing Tool Company Device for preventing clogging of drilling bits
US2609182A (en) * 1946-11-23 1952-09-02 Arutunoff Armais Apparatus for drilling deep wells
US2652130A (en) * 1950-06-26 1953-09-15 California Research Corp Gas-oil separator
US2783716A (en) * 1954-05-17 1957-03-05 John J Varner Sand trap and bottom hole separator
US3112803A (en) * 1962-01-02 1963-12-03 Jersey Prod Res Co Diamond drill bit
US3175629A (en) * 1962-11-01 1965-03-30 Jersey Prod Res Co Jet bit
US3788408A (en) * 1970-04-20 1974-01-29 Dresser Ind Rock bit water deflector and separator
AU4112972A (en) * 1971-04-14 1973-10-18 J. Bayliss Agencies Pty. Ltd Dewatering stabilizers
US3924695A (en) * 1974-10-02 1975-12-09 John R Kennedy Rotary drilling method and apparatus
US4091988A (en) * 1976-06-21 1978-05-30 Albert G. Bodine Centrifugal trap for solid particles

Also Published As

Publication number Publication date
BR8100589A (pt) 1981-08-18
EP0033654A3 (en) 1981-10-21
EP0033654A2 (en) 1981-08-12
AU6681481A (en) 1981-08-13

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