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
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)
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)
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 |
US6510906B1 (en) * | 1999-11-29 | 2003-01-28 | Baker Hughes Incorporated | Impregnated bit with PDC cutters in cone area |
US6843333B2 (en) | 1999-11-29 | 2005-01-18 | Baker Hughes Incorporated | Impregnated rotary drag bit |
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 |
US20100089658A1 (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 |
US20100089661A1 (en) * | 2008-10-13 | 2010-04-15 | Baker Hughes Incorporated | Drill bit with continuously sharp edge cutting elements |
US8720609B2 (en) * | 2008-10-13 | 2014-05-13 | 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 |
US8573330B2 (en) * | 2009-08-07 | 2013-11-05 | Smith International, Inc. | Highly wear resistant diamond insert with improved transition structure |
AU2010279366B2 (en) * | 2009-08-07 | 2016-09-15 | Smith International, Inc. | Polycrystalline diamond material with high toughness and high wear resistance |
US20110036643A1 (en) * | 2009-08-07 | 2011-02-17 | Belnap J Daniel | Thermally stable polycrystalline diamond constructions |
EP2462310A4 (en) * | 2009-08-07 | 2014-04-02 | Smith International | METHOD FOR FORMING A THERMALLY STABLE DIAMOND CUTTING ELEMENT |
AU2010279280B2 (en) * | 2009-08-07 | 2016-11-03 | Smith International, Inc. | Diamond transition layer construction with improved thickness ratio |
CA2770306A1 (en) * | 2009-08-07 | 2011-02-10 | 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)
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 |
-
1987
- 1987-10-19 US US07/109,980 patent/US4813500A/en not_active Expired - Fee Related
-
1988
- 1988-10-06 EP EP88309334A patent/EP0317069A1/en not_active Ceased
- 1988-10-13 NO NO88884557A patent/NO884557L/no unknown
Also Published As
Publication number | Publication date |
---|---|
US4813500A (en) | 1989-03-21 |
NO884557D0 (no) | 1988-10-13 |
EP0317069A1 (en) | 1989-05-24 |
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