ZA786422B - Improved drill bit with suction jets - Google Patents

Improved drill bit with suction jets

Info

Publication number
ZA786422B
ZA786422B ZA00786422A ZA786422A ZA786422B ZA 786422 B ZA786422 B ZA 786422B ZA 00786422 A ZA00786422 A ZA 00786422A ZA 786422 A ZA786422 A ZA 786422A ZA 786422 B ZA786422 B ZA 786422B
Authority
ZA
South Africa
Prior art keywords
drill bit
improved drill
suction jets
jets
suction
Prior art date
Application number
ZA00786422A
Other languages
English (en)
Inventor
H Cholet
Original Assignee
Inst Francais Du Petrole
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 Inst Francais Du Petrole filed Critical Inst Francais Du Petrole
Publication of ZA786422B publication Critical patent/ZA786422B/xx

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
    • E21B10/08—Roller bits
    • E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids

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)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Shovels (AREA)
  • Drilling Tools (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
ZA00786422A 1977-11-21 1978-11-15 Improved drill bit with suction jets ZA786422B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7735135A FR2442954A1 (fr) 1977-11-21 1977-11-21 Outil de forage perfectionne a jet d'aspiration

Publications (1)

Publication Number Publication Date
ZA786422B true ZA786422B (en) 1979-10-31

Family

ID=9197920

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00786422A ZA786422B (en) 1977-11-21 1978-11-15 Improved drill bit with suction jets

Country Status (16)

Country Link
US (1) US4222447A (xx)
JP (1) JPS6023240B2 (xx)
BE (1) BE872040A (xx)
CA (1) CA1104999A (xx)
DE (1) DE2849958C2 (xx)
ES (1) ES475286A1 (xx)
FR (1) FR2442954A1 (xx)
GB (1) GB2009286B (xx)
IN (1) IN150702B (xx)
IT (1) IT1100561B (xx)
MX (1) MX3909E (xx)
NL (1) NL185298C (xx)
NO (1) NO153742C (xx)
SE (1) SE439946B (xx)
SU (1) SU1017174A3 (xx)
ZA (1) ZA786422B (xx)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4848476A (en) * 1980-03-24 1989-07-18 Reed Tool Company Drill bit having offset roller cutters and improved nozzles
US4558754A (en) * 1980-03-24 1985-12-17 Reed Rock Bit Company Drill bit having angled nozzles
US4741406A (en) * 1980-03-24 1988-05-03 Reed Tool Company Drill bit having offset roller cutters and improved nozzles
US4546837A (en) * 1980-03-24 1985-10-15 Reed Tool Company Drill bit having angled nozzles for improved bit and well bore cleaning
US4611673A (en) * 1980-03-24 1986-09-16 Reed Rock Bit Company Drill bit having offset roller cutters and improved nozzles
US4989680A (en) * 1980-03-24 1991-02-05 Camco International Inc. Drill bit having improved hydraulic action for directing drilling fluid
US4516642A (en) * 1980-03-24 1985-05-14 Reed Rock Bit Company Drill bit having angled nozzles for improved bit and well bore cleaning
US4512420A (en) * 1980-07-17 1985-04-23 Gill Industries, Inc. Downhole vortex generator
DE3039633C2 (de) * 1980-10-21 1983-08-18 Christensen, Inc., 84115 Salt Lake City, Utah Drehbohrmeißel, insbesondere für Tiefbohrungen
US4582149A (en) * 1981-03-09 1986-04-15 Reed Rock Bit Company Drill bit having replaceable nozzles directing drilling fluid at a predetermined angle
US4479558A (en) * 1981-08-05 1984-10-30 Gill Industries, Inc. Drilling sub
US4372399A (en) * 1982-03-11 1983-02-08 Development Oil Tool Systems Drill bit with wedge shaped eduction jets
US4488607A (en) * 1982-09-27 1984-12-18 Petroleum Instrumentation & Technological Services Separator sub with annular flow passage
US4475603A (en) * 1982-09-27 1984-10-09 Petroleum Instrumentation & Technological Services Separator sub
US4541494A (en) * 1982-10-19 1985-09-17 Drumco Drill bit assembly
US4565252A (en) * 1984-03-08 1986-01-21 Lor, Inc. Borehole operating tool with fluid circulation through arms
JPS6121861U (ja) * 1984-07-13 1986-02-08 マツダ株式会社 多気筒エンジンの排気ガス還流装置
DE3518505C1 (de) * 1985-05-23 1985-12-12 Daimler-Benz Ag, 7000 Stuttgart Ansaugsystem fuer eine mit Abgasrueckfuehrung arbeitende mehrzylindrige Brennkraftmaschine mit Kraftstoffeinspritzung,insbesondere luftverdichtende Einspritzbrennkraftmaschine
SE461345B (sv) * 1985-06-03 1990-02-05 Sandvik Rock Tools Ab Saett och anordning foer att varsamt nedfoera foderroer genom oemtaalig mark och oemtaaliga konstruktioner
FR2601065B1 (fr) * 1986-07-02 1988-09-23 Total Petroles Procede de forage d'un puits avec allegement local de la pression du liquide de forage.
FR2609099B1 (fr) * 1986-12-31 1989-12-08 Inst Francais Du Petrole Outil de forage a jet incline
US4727943A (en) * 1987-01-15 1988-03-01 Wood Roy W Rotary drill bit
US5029657A (en) * 1989-11-14 1991-07-09 Arthur Mahar Rock drill bit
US5096005A (en) * 1990-03-30 1992-03-17 Camco International Inc. Hydraulic action for rotary drill bits
DE69519625D1 (de) * 1995-03-27 2001-01-18 Clifford Ross Gray Bohrmeissel für Bohrvorgänge
US6098728A (en) * 1998-03-27 2000-08-08 Baker Hughes Incorporated Rock bit nozzle arrangement
US6354387B1 (en) * 1999-02-25 2002-03-12 Baker Hughes Incorporated Nozzle orientation for roller cone rock bit
US6390212B1 (en) * 1999-07-01 2002-05-21 Roy W. Wood Drill bit (b)
CN2612792Y (zh) * 2003-04-15 2004-04-21 天津市景宝科技有限公司 一种井下高压连续流喷射钻具
WO2008055349A1 (en) * 2006-11-08 2008-05-15 Nd Downhole Technology Ltd. Reverse nozzle drill bit

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2643094A (en) * 1949-12-05 1953-06-23 Reed Roller Bit Co Drilling method and apparatus
US2776115A (en) * 1953-10-29 1957-01-01 Jr Edward B Williams Drill bit
US3099324A (en) * 1959-06-02 1963-07-30 Reed Roller Bit Co Circulation ports for drill bit
US3111179A (en) * 1960-07-26 1963-11-19 A And B Metal Mfg Company Inc Jet nozzle
US3113630A (en) * 1960-11-08 1963-12-10 Edward B Williams Iii Drill bit
US3144087A (en) * 1961-01-05 1964-08-11 Edward B Williams Iii Drill bit with tangential jet
US3070182A (en) * 1961-09-21 1962-12-25 John F Runte Self-cleaning fluid circulating drill bit
FR2277968A1 (fr) * 1974-07-11 1976-02-06 Inst Francais Du Petrole Outil de forage perfectionne
US3923109A (en) * 1975-02-24 1975-12-02 Jr Edward B Williams Drill tool
US4083417A (en) * 1976-11-12 1978-04-11 Arnold James F Jetting apparatus

Also Published As

Publication number Publication date
FR2442954A1 (fr) 1980-06-27
DE2849958C2 (de) 1986-08-28
NO153742C (no) 1986-05-14
ES475286A1 (es) 1979-05-01
IT1100561B (it) 1985-09-28
SE7811938L (sv) 1979-05-22
US4222447A (en) 1980-09-16
DE2849958A1 (de) 1979-05-23
MX3909E (es) 1981-09-15
NO153742B (no) 1986-02-03
GB2009286B (en) 1982-04-15
JPS6023240B2 (ja) 1985-06-06
NO783905L (no) 1979-05-22
IT7829944A0 (it) 1978-11-20
BE872040A (fr) 1979-05-16
FR2442954B1 (xx) 1983-11-10
IN150702B (xx) 1982-11-20
NL7811375A (nl) 1979-05-23
JPS5481103A (en) 1979-06-28
GB2009286A (en) 1979-06-13
SU1017174A3 (ru) 1983-05-07
NL185298C (nl) 1990-03-01
CA1104999A (fr) 1981-07-14
NL185298B (nl) 1989-10-02
SE439946B (sv) 1985-07-08

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