NO180551C - Rotasjonsborkrone for boring gjennom klebrige formasjoner - Google Patents

Rotasjonsborkrone for boring gjennom klebrige formasjoner

Info

Publication number
NO180551C
NO180551C NO894176A NO894176A NO180551C NO 180551 C NO180551 C NO 180551C NO 894176 A NO894176 A NO 894176A NO 894176 A NO894176 A NO 894176A NO 180551 C NO180551 C NO 180551C
Authority
NO
Norway
Prior art keywords
drilling
drill bit
rotary drill
sticky formations
formations
Prior art date
Application number
NO894176A
Other languages
English (en)
Norwegian (no)
Other versions
NO894176L (no
NO180551B (no
NO894176D0 (no
Inventor
Djurre Hans Zijsling
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Publication of NO894176D0 publication Critical patent/NO894176D0/no
Publication of NO894176L publication Critical patent/NO894176L/no
Publication of NO180551B publication Critical patent/NO180551B/no
Publication of NO180551C publication Critical patent/NO180551C/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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/602—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a rotary drag type bit with blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
NO894176A 1988-10-20 1989-10-19 Rotasjonsborkrone for boring gjennom klebrige formasjoner NO180551C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888824546A GB8824546D0 (en) 1988-10-20 1988-10-20 Rotary drill bit for drilling through sticky formations

Publications (4)

Publication Number Publication Date
NO894176D0 NO894176D0 (no) 1989-10-19
NO894176L NO894176L (no) 1990-04-23
NO180551B NO180551B (no) 1997-01-27
NO180551C true NO180551C (no) 1997-05-07

Family

ID=10645490

Family Applications (1)

Application Number Title Priority Date Filing Date
NO894176A NO180551C (no) 1988-10-20 1989-10-19 Rotasjonsborkrone for boring gjennom klebrige formasjoner

Country Status (8)

Country Link
US (1) US5197554A (es)
EP (1) EP0365100B1 (es)
CA (1) CA2001178C (es)
DE (1) DE68912061T2 (es)
DK (1) DK170866B1 (es)
ES (1) ES2048828T3 (es)
GB (1) GB8824546D0 (es)
NO (1) NO180551C (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5803196A (en) * 1996-05-31 1998-09-08 Diamond Products International Stabilizing drill bit
US6125947A (en) 1997-09-19 2000-10-03 Baker Hughes Incorporated Earth-boring drill bits with enhanced formation cuttings removal features and methods of drilling
US6302223B1 (en) 1999-10-06 2001-10-16 Baker Hughes Incorporated Rotary drag bit with enhanced hydraulic and stabilization characteristics
US8020639B2 (en) * 2008-12-22 2011-09-20 Baker Hughes Incorporated Cutting removal system for PDC drill bits
US8517124B2 (en) * 2009-12-01 2013-08-27 Northbasin Energy Services Inc. PDC drill bit with flute design for better bit cleaning
CN108945640B (zh) * 2018-07-12 2021-11-12 江苏恒添源新材料科技有限公司 粉笔包膜整机
CN111520079A (zh) * 2020-06-23 2020-08-11 西南石油大学 一种冠部轮廓偏移的pdc钻头刀翼
CN112324349B (zh) * 2020-11-10 2023-10-03 河南四方达超硬材料股份有限公司 一种多重犁削的金刚石复合片及钻头

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2371489A (en) * 1943-08-09 1945-03-13 Sam P Daniel Drill bit
US3215215A (en) * 1962-08-27 1965-11-02 Exxon Production Research Co Diamond bit
US4397363A (en) * 1980-01-10 1983-08-09 Drilling & Service U.K. Limited Rotary drill bits and method of use
US4554986A (en) * 1983-07-05 1985-11-26 Reed Rock Bit Company Rotary drill bit having drag cutting elements
US4655303A (en) * 1985-11-22 1987-04-07 Amoco Corporation Drill bit
GB2185506B (en) * 1986-01-21 1989-03-30 Shell Int Research Rotary drill bit
US4696354A (en) * 1986-06-30 1987-09-29 Hughes Tool Company - Usa Drilling bit with full release void areas
GB8628168D0 (en) * 1986-11-22 1986-12-31 Nl Petroleum Prod Rotary drill bits
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

Also Published As

Publication number Publication date
CA2001178C (en) 2004-03-16
DK519489A (da) 1990-04-21
DE68912061T2 (de) 1994-04-28
EP0365100B1 (en) 1994-01-05
NO894176L (no) 1990-04-23
US5197554A (en) 1993-03-30
DK170866B1 (da) 1996-02-19
EP0365100A2 (en) 1990-04-25
DE68912061D1 (de) 1994-02-17
NO180551B (no) 1997-01-27
CA2001178A1 (en) 1990-04-20
DK519489D0 (da) 1989-10-19
GB8824546D0 (en) 1988-11-23
NO894176D0 (no) 1989-10-19
ES2048828T3 (es) 1994-04-01
EP0365100A3 (en) 1991-04-03

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