ITTO960042A0 - Punta da trivellazione a coni rotanti con sfasamento positivo e negativo e configurazione a funzionamento regolare. - Google Patents
Punta da trivellazione a coni rotanti con sfasamento positivo e negativo e configurazione a funzionamento regolare.Info
- Publication number
- ITTO960042A0 ITTO960042A0 ITTO960042A ITTO960042A ITTO960042A0 IT TO960042 A0 ITTO960042 A0 IT TO960042A0 IT TO960042 A ITTO960042 A IT TO960042A IT TO960042 A ITTO960042 A IT TO960042A IT TO960042 A0 ITTO960042 A0 IT TO960042A0
- Authority
- IT
- Italy
- Prior art keywords
- positive
- drill bit
- phase offset
- negative phase
- smooth operation
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1092—Gauge section of drill bits
-
- 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
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 |
---|---|---|---|
US08/378,345 US5586612A (en) | 1995-01-26 | 1995-01-26 | Roller cone bit with positive and negative offset and smooth running configuration |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO960042A0 true ITTO960042A0 (it) | 1996-01-25 |
ITTO960042A1 ITTO960042A1 (it) | 1997-07-25 |
IT1284340B1 IT1284340B1 (it) | 1998-05-18 |
Family
ID=23492758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT96TO000042A IT1284340B1 (it) | 1995-01-26 | 1996-01-25 | Punta da trivellazione a coni rotanti con sfasamento positivo e negativo e configurazione a funzionamento regolare. |
Country Status (3)
Country | Link |
---|---|
US (1) | US5586612A (it) |
GB (1) | GB2297338B (it) |
IT (1) | IT1284340B1 (it) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5864058A (en) * | 1994-09-23 | 1999-01-26 | Baroid Technology, Inc. | Detecting and reducing bit whirl |
US6619412B2 (en) | 1996-09-09 | 2003-09-16 | Smith International, Inc. | Protected lubricant reservoir for sealed earth boring drill bit |
WO2000029709A2 (en) * | 1998-11-18 | 2000-05-25 | Dresser Industries, Inc. | Rotary cone drill bit having a bit body with integral stabilizers |
US6345673B1 (en) | 1998-11-20 | 2002-02-12 | Smith International, Inc. | High offset bits with super-abrasive cutters |
GB2378725B (en) * | 1998-11-20 | 2003-06-11 | Smith International | Earth boring bit |
US6227314B1 (en) | 1999-04-29 | 2001-05-08 | Baker Hughes, Inc. | Inclined leg earth-boring bit |
US20050211475A1 (en) | 2004-04-28 | 2005-09-29 | Mirchandani Prakash K | Earth-boring bits |
US9428822B2 (en) | 2004-04-28 | 2016-08-30 | Baker Hughes Incorporated | Earth-boring tools and components thereof including material having hard phase in a metallic binder, and metallic binder compositions for use in forming such tools and components |
US7316281B2 (en) * | 2004-09-10 | 2008-01-08 | Smith International, Inc. | Two-cone drill bit with enhanced stability |
US8637127B2 (en) | 2005-06-27 | 2014-01-28 | Kennametal Inc. | Composite article with coolant channels and tool fabrication method |
US7687156B2 (en) | 2005-08-18 | 2010-03-30 | Tdy Industries, Inc. | Composite cutting inserts and methods of making the same |
US7776256B2 (en) | 2005-11-10 | 2010-08-17 | Baker Huges Incorporated | Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies |
US7703555B2 (en) | 2005-09-09 | 2010-04-27 | Baker Hughes Incorporated | Drilling tools having hardfacing with nickel-based matrix materials and hard particles |
US7997359B2 (en) | 2005-09-09 | 2011-08-16 | Baker Hughes Incorporated | Abrasive wear-resistant hardfacing materials, drill bits and drilling tools including abrasive wear-resistant hardfacing materials |
US7597159B2 (en) | 2005-09-09 | 2009-10-06 | Baker Hughes Incorporated | Drill bits and drilling tools including abrasive wear-resistant materials |
US8002052B2 (en) * | 2005-09-09 | 2011-08-23 | Baker Hughes Incorporated | Particle-matrix composite drill bits with hardfacing |
US9574405B2 (en) * | 2005-09-21 | 2017-02-21 | Smith International, Inc. | Hybrid disc bit with optimized PDC cutter placement |
US7807099B2 (en) * | 2005-11-10 | 2010-10-05 | Baker Hughes Incorporated | Method for forming earth-boring tools comprising silicon carbide composite materials |
US8770324B2 (en) | 2008-06-10 | 2014-07-08 | Baker Hughes Incorporated | Earth-boring tools including sinterbonded components and partially formed tools configured to be sinterbonded |
US7802495B2 (en) * | 2005-11-10 | 2010-09-28 | Baker Hughes Incorporated | Methods of forming earth-boring rotary drill bits |
ES2386626T3 (es) | 2006-04-27 | 2012-08-23 | Tdy Industries, Inc. | Cabezas perforadoras de suelos modulares con cuchillas fijas y cuerpos de cabezas perforadoras de suelos modulares con cuchillas fijas |
CA2662966C (en) | 2006-08-30 | 2012-11-13 | Baker Hughes Incorporated | Methods for applying wear-resistant material to exterior surfaces of earth-boring tools and resulting structures |
BRPI0717332A2 (pt) | 2006-10-25 | 2013-10-29 | Tdy Ind Inc | Artigos tendo resistência aperfeiçoada à rachadura térmica |
US20080202814A1 (en) * | 2007-02-23 | 2008-08-28 | Lyons Nicholas J | Earth-boring tools and cutter assemblies having a cutting element co-sintered with a cone structure, methods of using the same |
US7846551B2 (en) | 2007-03-16 | 2010-12-07 | Tdy Industries, Inc. | Composite articles |
JP2011523681A (ja) | 2008-06-02 | 2011-08-18 | ティーディーワイ・インダストリーズ・インコーポレーテッド | 超硬合金−金属合金複合体 |
US8790439B2 (en) | 2008-06-02 | 2014-07-29 | Kennametal Inc. | Composite sintered powder metal articles |
US8261632B2 (en) | 2008-07-09 | 2012-09-11 | Baker Hughes Incorporated | Methods of forming earth-boring drill bits |
US8025112B2 (en) | 2008-08-22 | 2011-09-27 | Tdy Industries, Inc. | Earth-boring bits and other parts including cemented carbide |
US8322465B2 (en) | 2008-08-22 | 2012-12-04 | TDY Industries, LLC | Earth-boring bit parts including hybrid cemented carbides and methods of making the same |
US8272816B2 (en) | 2009-05-12 | 2012-09-25 | TDY Industries, LLC | Composite cemented carbide rotary cutting tools and rotary cutting tool blanks |
US8201610B2 (en) | 2009-06-05 | 2012-06-19 | Baker Hughes Incorporated | Methods for manufacturing downhole tools and downhole tool parts |
US8308096B2 (en) | 2009-07-14 | 2012-11-13 | TDY Industries, LLC | Reinforced roll and method of making same |
US8955413B2 (en) * | 2009-07-31 | 2015-02-17 | Smith International, Inc. | Manufacturing methods for high shear roller cone bits |
US8672060B2 (en) * | 2009-07-31 | 2014-03-18 | Smith International, Inc. | High shear roller cone drill bits |
US9643236B2 (en) | 2009-11-11 | 2017-05-09 | Landis Solutions Llc | Thread rolling die and method of making same |
US8490674B2 (en) | 2010-05-20 | 2013-07-23 | Baker Hughes Incorporated | Methods of forming at least a portion of earth-boring tools |
CN102985197A (zh) | 2010-05-20 | 2013-03-20 | 贝克休斯公司 | 形成钻地工具的至少一部分的方法,以及通过此类方法形成的制品 |
CN103003010A (zh) | 2010-05-20 | 2013-03-27 | 贝克休斯公司 | 形成钻地工具的至少一部分的方法,以及通过此类方法形成的制品 |
US8800848B2 (en) | 2011-08-31 | 2014-08-12 | Kennametal Inc. | Methods of forming wear resistant layers on metallic surfaces |
US9016406B2 (en) | 2011-09-22 | 2015-04-28 | Kennametal Inc. | Cutting inserts for earth-boring bits |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1635592A (en) * | 1921-03-10 | 1927-07-12 | Frank L O Wadsworth | Rotary drilling tool |
US2148372A (en) * | 1936-03-21 | 1939-02-21 | Hughes Tool Co | Offset tricone bit |
US2147926A (en) * | 1936-12-07 | 1939-02-21 | Hughes Tool Co | Four-cone bit |
DE1123637B (de) * | 1958-05-23 | 1962-02-15 | Hartmetall U Hartmetallwerkzeu | Drehbohrmeissel |
US4657093A (en) * | 1980-03-24 | 1987-04-14 | Reed Rock Bit Company | Rolling cutter drill bit |
US4611673A (en) * | 1980-03-24 | 1986-09-16 | Reed Rock Bit Company | Drill bit having offset roller cutters and improved nozzles |
US4953641A (en) * | 1989-04-27 | 1990-09-04 | Hughes Tool Company | Two cone bit with non-opposite cones |
-
1995
- 1995-01-26 US US08/378,345 patent/US5586612A/en not_active Expired - Fee Related
-
1996
- 1996-01-25 IT IT96TO000042A patent/IT1284340B1/it active IP Right Grant
- 1996-01-26 GB GB9601563A patent/GB2297338B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2297338A (en) | 1996-07-31 |
IT1284340B1 (it) | 1998-05-18 |
GB2297338B (en) | 1998-04-22 |
ITTO960042A1 (it) | 1997-07-25 |
GB9601563D0 (en) | 1996-03-27 |
US5586612A (en) | 1996-12-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19990128 |