NO884557L - Borkrone med diamanter e.l. - Google Patents

Borkrone med diamanter e.l.

Info

Publication number
NO884557L
NO884557L NO88884557A NO884557A NO884557L NO 884557 L NO884557 L NO 884557L NO 88884557 A NO88884557 A NO 88884557A NO 884557 A NO884557 A NO 884557A NO 884557 L NO884557 L NO 884557L
Authority
NO
Norway
Prior art keywords
diamants
borcone
Prior art date
Application number
NO88884557A
Other languages
English (en)
Other versions
NO884557D0 (no
Inventor
Kenneth William Jones
Original Assignee
Smith International
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 Smith International filed Critical Smith International
Publication of NO884557D0 publication Critical patent/NO884557D0/no
Publication of NO884557L publication Critical patent/NO884557L/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
    • 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
    • E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits

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)
NO88884557A 1987-10-19 1988-10-13 Borkrone med diamanter e.l. NO884557L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/109,980 US4813500A (en) 1987-10-19 1987-10-19 Expendable diamond drag bit

Publications (2)

Publication Number Publication Date
NO884557D0 NO884557D0 (no) 1988-10-13
NO884557L true NO884557L (no) 1989-04-20

Family

ID=22330627

Family Applications (1)

Application Number Title Priority Date Filing Date
NO88884557A NO884557L (no) 1987-10-19 1988-10-13 Borkrone med diamanter e.l.

Country Status (3)

Country Link
US (1) US4813500A (no)
EP (1) EP0317069A1 (no)
NO (1) NO884557L (no)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5103922A (en) * 1990-10-30 1992-04-14 Smith International, Inc. Fishtail expendable diamond drag bit
US5279375A (en) * 1992-03-04 1994-01-18 Baker Hughes Incorporated Multidirectional drill bit cutter
US5316095A (en) * 1992-07-07 1994-05-31 Baker Hughes Incorporated Drill bit cutting element with cooling channels
US5590729A (en) * 1993-12-09 1997-01-07 Baker Hughes Incorporated Superhard cutting structures for earth boring with enhanced stiffness and heat transfer capabilities
US5605198A (en) * 1993-12-09 1997-02-25 Baker Hughes Incorporated Stress related placement of engineered superabrasive cutting elements on rotary drag bits
US6843333B2 (en) 1999-11-29 2005-01-18 Baker Hughes Incorporated Impregnated rotary drag bit
US6510906B1 (en) * 1999-11-29 2003-01-28 Baker Hughes Incorporated Impregnated bit with PDC cutters in cone area
EP1283936B1 (en) 2000-05-18 2006-01-11 Commonwealth Scientific And Industrial Research Organisation Cutting tool and method of using same
CA2698169C (en) * 2007-09-05 2015-02-03 Groupe Fordia Inc. Drill bit
US7730976B2 (en) * 2007-10-31 2010-06-08 Baker Hughes Incorporated Impregnated rotary drag bit and related methods
US9103170B2 (en) * 2008-05-16 2015-08-11 Smith International, Inc. Impregnated drill bit
US8720609B2 (en) 2008-10-13 2014-05-13 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US20100089658A1 (en) * 2008-10-13 2010-04-15 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US20100089661A1 (en) * 2008-10-13 2010-04-15 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US8020641B2 (en) * 2008-10-13 2011-09-20 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US20100108402A1 (en) * 2008-10-31 2010-05-06 Baker Hughes Incorporated Downhole cutting tool and method of making
US8191657B2 (en) * 2009-05-28 2012-06-05 Baker Hughes Incorporated Rotary drag bits for cutting casing and drilling subterranean formations
US20110036643A1 (en) * 2009-08-07 2011-02-17 Belnap J Daniel Thermally stable polycrystalline diamond constructions
WO2011017625A2 (en) * 2009-08-07 2011-02-10 Smith International, Inc. Method of forming a thermally stable diamond cutting element
CN104712252B (zh) * 2009-08-07 2018-09-14 史密斯国际有限公司 具有高的韧度和高的耐磨性的多晶金刚石材料
WO2011017592A2 (en) * 2009-08-07 2011-02-10 Smith International, Inc. Diamond transition layer construction with improved thickness ratio
US8573330B2 (en) 2009-08-07 2013-11-05 Smith International, Inc. Highly wear resistant diamond insert with improved transition structure
US8695733B2 (en) * 2009-08-07 2014-04-15 Smith International, Inc. Functionally graded polycrystalline diamond insert
US11702890B2 (en) * 2021-01-06 2023-07-18 Baker Hughes Oilfield Operations Llc Earth-boring tools, cutting elements, and associated structures, apparatus, and methods

Family Cites Families (34)

* 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
US2003144A (en) * 1933-10-27 1935-05-28 Jr Frank F Graham Broaching tool
US2342931A (en) * 1942-07-13 1944-02-29 Reed Roller Bit Co Drag bit
US2357835A (en) * 1942-07-20 1944-09-12 Carl C Cawthon Drilling bit
US3298451A (en) * 1963-12-19 1967-01-17 Exxon Production Research Co Drag bit
US3322218A (en) * 1965-05-04 1967-05-30 Exxon Production Research Co Multi-port diamond bit
FR2135053B1 (no) * 1971-05-04 1974-08-19 Petroles Cie Francaise
SU483863A1 (ru) * 1973-01-03 1980-06-15 Всесоюзный Научно-Исследоваельский И Проектный Институт Тугоплавких Металлов И Твердых Сплавов Способ изготовлени алмазного бурового инструмента
US3881561A (en) * 1974-02-25 1975-05-06 Shell Oil Co Rotary bit for hydraulically drilling holes into underground formations
US3938599A (en) * 1974-03-27 1976-02-17 Hycalog, Inc. Rotary drill bit
SE7708649L (sv) * 1976-08-20 1978-02-21 Moppes And Sons Ltd L M Van Kernborrmaskin
SU630399A1 (ru) * 1977-04-19 1978-10-30 Предприятие П/Я М-5616 Фрезер
US4234048A (en) * 1978-06-12 1980-11-18 Christensen, Inc. Drill bits embodying impregnated segments
US4350215A (en) * 1978-09-18 1982-09-21 Nl Industries Inc. Drill bit and method of manufacture
US4221270A (en) * 1978-12-18 1980-09-09 Smith International, Inc. Drag bit
SU870671A2 (ru) * 1979-01-31 1981-10-07 Предприятие П/Я М-5616 Фрезер
US4246977A (en) * 1979-04-09 1981-01-27 Smith International, Inc. Diamond studded insert drag bit with strategically located hydraulic passages for mud motors
US4290498A (en) * 1979-04-11 1981-09-22 Triplett William C Ablatible drill
US4325439A (en) * 1979-05-02 1982-04-20 Smith International, Inc. Diamond insert stud for a drag bit
US4303136A (en) * 1979-05-04 1981-12-01 Smith International, Inc. Fluid passage formed by diamond insert studs for drag bits
US4253533A (en) * 1979-11-05 1981-03-03 Smith International, Inc. Variable wear pad for crossflow drag bit
US4265324A (en) * 1979-11-29 1981-05-05 Smith International, Inc. Eccentric counterbore for diamond insert stud
SU907214A1 (ru) * 1980-05-05 1982-02-23 Всесоюзный Ордена Трудового Красного Знамени Научно-Исследовательский Институт Буровой Техники Буровое долото
US4334585A (en) * 1980-07-14 1982-06-15 Smith International, Inc. Insert retention and cooling apparatus for drag bits
US4440247A (en) * 1982-04-29 1984-04-03 Sartor Raymond W Rotary earth drilling bit
US4475606A (en) * 1982-08-09 1984-10-09 Dresser Industries, Inc. Drag bit
US4494618A (en) * 1982-09-30 1985-01-22 Strata Bit Corporation Drill bit with self cleaning nozzle
US4505342A (en) * 1982-11-22 1985-03-19 Nl Industries, Inc. Drill bit
US4538690A (en) * 1983-02-22 1985-09-03 Nl Industries, Inc. PDC cutter and bit
US4499958A (en) * 1983-04-29 1985-02-19 Strata Bit Corporation Drag blade bit with diamond cutting elements
US4533004A (en) * 1984-01-16 1985-08-06 Cdp, Ltd. Self sharpening drag bit for sub-surface formation drilling
US4538691A (en) * 1984-01-30 1985-09-03 Strata Bit Corporation Rotary drill bit
US4539018A (en) * 1984-05-07 1985-09-03 Hughes Tool Company--USA Method of manufacturing cutter elements for drill bits
US4719979A (en) * 1986-03-24 1988-01-19 Smith International, Inc. Expendable diamond drag bit

Also Published As

Publication number Publication date
NO884557D0 (no) 1988-10-13
US4813500A (en) 1989-03-21
EP0317069A1 (en) 1989-05-24

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