DE68910351T2 - Zusammenstellung von Schneideinsätzen für Drehbohrmeissel. - Google Patents
Zusammenstellung von Schneideinsätzen für Drehbohrmeissel.Info
- Publication number
- DE68910351T2 DE68910351T2 DE89302429T DE68910351T DE68910351T2 DE 68910351 T2 DE68910351 T2 DE 68910351T2 DE 89302429 T DE89302429 T DE 89302429T DE 68910351 T DE68910351 T DE 68910351T DE 68910351 T2 DE68910351 T2 DE 68910351T2
- Authority
- DE
- Germany
- Prior art keywords
- assortment
- drill bits
- cutting inserts
- rotary drill
- rotary
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/56—Button-type inserts
- E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/045—Alloys based on refractory metals
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0475—Impregnated alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
- C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
- C22C32/0031—Matrix based on refractory metals, W, Mo, Nb, Hf, Ta, Zr, Ti, V or alloys thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S76/00—Metal tools and implements, making
- Y10S76/11—Tungsten and tungsten carbide
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB888805789A GB8805789D0 (en) | 1988-03-11 | 1988-03-11 | Improvements in/relating to cutter assemblies for rotary drill bits |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68910351D1 DE68910351D1 (de) | 1993-12-09 |
DE68910351T2 true DE68910351T2 (de) | 1994-02-24 |
Family
ID=10633239
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89302429T Expired - Fee Related DE68910351T2 (de) | 1988-03-11 | 1989-03-13 | Zusammenstellung von Schneideinsätzen für Drehbohrmeissel. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4947945A (de) |
EP (1) | EP0332474B1 (de) |
DE (1) | DE68910351T2 (de) |
GB (2) | GB8805789D0 (de) |
IE (1) | IE60967B1 (de) |
ZA (1) | ZA891836B (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5111895A (en) * | 1988-03-11 | 1992-05-12 | Griffin Nigel D | Cutting elements for rotary drill bits |
GB2228031B (en) * | 1989-02-14 | 1993-09-22 | Reed Tool Co | Improvements in or relating to cutting elements for rotary drill bits |
GB2229124B (en) * | 1989-02-16 | 1993-03-31 | Reed Tool Co | Improvements in or relating to methods of manufacturing cutter assemblies for rotary drill bits |
US5033559A (en) * | 1990-05-11 | 1991-07-23 | Dresser Industries, Inc. | Drill bit with faceted profile |
US5281260A (en) * | 1992-02-28 | 1994-01-25 | Baker Hughes Incorporated | High-strength tungsten carbide material for use in earth-boring bits |
CA2091498C (en) * | 1992-03-31 | 2001-12-11 | William Kirk Houser | Apparatus for shear-cutting a stack of amorphous steel strips |
GB2273306B (en) * | 1992-12-10 | 1996-12-18 | Camco Drilling Group Ltd | Improvements in or relating to cutting elements for rotary drill bits |
US5839525A (en) * | 1996-12-23 | 1998-11-24 | Camco International Inc. | Directional drill bit |
US20040245024A1 (en) * | 2003-06-05 | 2004-12-09 | Kembaiyan Kumar T. | Bit body formed of multiple matrix materials and method for making the same |
US7625521B2 (en) * | 2003-06-05 | 2009-12-01 | Smith International, Inc. | Bonding of cutters in drill bits |
US20080179104A1 (en) * | 2006-11-14 | 2008-07-31 | Smith International, Inc. | Nano-reinforced wc-co for improved properties |
US20080210473A1 (en) * | 2006-11-14 | 2008-09-04 | Smith International, Inc. | Hybrid carbon nanotube reinforced composite bodies |
MX336818B (es) | 2011-04-26 | 2016-02-02 | Smith International | Métodos de cortadores de rodillos de unión en brocas de cortadores fijos que usan manguitos, muelles de compresión, y/o pasador(es)/bola(s). |
US9739097B2 (en) | 2011-04-26 | 2017-08-22 | Smith International, Inc. | Polycrystalline diamond compact cutters with conic shaped end |
DE102012102199A1 (de) | 2012-03-15 | 2013-09-19 | Maschinenfabrik Köppern GmbH & Co KG | Presswalze |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1384785A (fr) * | 1963-11-27 | 1965-01-08 | Jersey Prod Res Co | Procédé de fabrication de pièces par infiltration |
US4024902A (en) * | 1975-05-16 | 1977-05-24 | Baum Charles S | Method of forming metal tungsten carbide composites |
US3979234A (en) * | 1975-09-18 | 1976-09-07 | The United States Of America As Represented By The United States Energy Research And Development Administration | Process for fabricating articles of tungsten-nickel-iron alloy |
US4047514A (en) * | 1976-10-12 | 1977-09-13 | Toyo Kogyo Co., Ltd. | Furnace taphole drilling bit |
CA1053938A (en) * | 1977-11-18 | 1979-05-08 | Robert E. Generoux | Drill bit |
US4128136A (en) * | 1977-12-09 | 1978-12-05 | Lamage Limited | Drill bit |
US4339009A (en) * | 1979-03-27 | 1982-07-13 | Busby Donald W | Button assembly for rotary rock cutters |
US4359335A (en) * | 1980-06-05 | 1982-11-16 | Smith International, Inc. | Method of fabrication of rock bit inserts of tungsten carbide (WC) and cobalt (Co) with cutting surface wear pad of relative hardness and body portion of relative toughness sintered as an integral composite |
DE3226648C2 (de) * | 1982-07-16 | 1984-12-06 | Dornier System Gmbh, 7990 Friedrichshafen | Heterogenes Wolfram-Legierungspulver |
US4478298A (en) * | 1982-12-13 | 1984-10-23 | Petroleum Concepts, Inc. | Drill bit stud and method of manufacture |
AU3592584A (en) * | 1983-12-03 | 1985-06-06 | N.L. Petroleum Products Ltd. | Rotary drill bit |
US4694918A (en) * | 1985-04-29 | 1987-09-22 | Smith International, Inc. | Rock bit with diamond tip inserts |
DE3601707A1 (de) * | 1986-01-22 | 1987-08-13 | Battelle Institut E V | Verfahren zur herstellung von koerpern hoher dichte und hoher zugfestigkeit |
US4722405A (en) * | 1986-10-01 | 1988-02-02 | Dresser Industries, Inc. | Wear compensating rock bit insert |
-
1988
- 1988-03-11 GB GB888805789A patent/GB8805789D0/en active Pending
-
1989
- 1989-03-10 US US07/321,772 patent/US4947945A/en not_active Expired - Lifetime
- 1989-03-10 GB GB8905593A patent/GB2216577B/en not_active Expired - Lifetime
- 1989-03-10 ZA ZA891836A patent/ZA891836B/xx unknown
- 1989-03-13 EP EP89302429A patent/EP0332474B1/de not_active Expired - Lifetime
- 1989-03-13 IE IE78789A patent/IE60967B1/en not_active IP Right Cessation
- 1989-03-13 DE DE89302429T patent/DE68910351T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ZA891836B (en) | 1991-12-24 |
GB8805789D0 (en) | 1988-04-13 |
EP0332474B1 (de) | 1993-11-03 |
GB2216577B (en) | 1992-05-13 |
EP0332474A1 (de) | 1989-09-13 |
US4947945A (en) | 1990-08-14 |
GB2216577A (en) | 1989-10-11 |
GB8905593D0 (en) | 1989-04-19 |
DE68910351D1 (de) | 1993-12-09 |
IE890787L (en) | 1989-09-11 |
IE60967B1 (en) | 1994-09-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |