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
Application number
ITTO960042A
Other languages
English (en)
Original Assignee
Baker Hughes Inc
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 Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of ITTO960042A0 publication Critical patent/ITTO960042A0/it
Publication of ITTO960042A1 publication Critical patent/ITTO960042A1/it
Application granted granted Critical
Publication of IT1284340B1 publication Critical patent/IT1284340B1/it

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)
IT96TO000042A 1995-01-26 1996-01-25 Punta da trivellazione a coni rotanti con sfasamento positivo e negativo e configurazione a funzionamento regolare. IT1284340B1 (it)

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 (42)

* Cited by examiner, † Cited by third party
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
AU1911000A (en) * 1998-11-18 2000-06-05 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
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
US20050211475A1 (en) 2004-04-28 2005-09-29 Mirchandani Prakash K Earth-boring bits
US7316281B2 (en) * 2004-09-10 2008-01-08 Smith International, Inc. Two-cone drill bit with enhanced stability
US7513320B2 (en) 2004-12-16 2009-04-07 Tdy Industries, Inc. Cemented carbide inserts for earth-boring bits
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
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
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
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
US7703555B2 (en) 2005-09-09 2010-04-27 Baker Hughes Incorporated Drilling tools having hardfacing with nickel-based matrix materials and hard particles
US9574405B2 (en) * 2005-09-21 2017-02-21 Smith International, Inc. Hybrid disc bit with optimized PDC cutter placement
US7802495B2 (en) * 2005-11-10 2010-09-28 Baker Hughes Incorporated Methods of forming earth-boring rotary drill bits
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
US7807099B2 (en) * 2005-11-10 2010-10-05 Baker Hughes Incorporated Method for forming earth-boring tools comprising silicon carbide composite materials
AU2007244947B2 (en) 2006-04-27 2013-10-10 Kennametal Inc. Modular fixed cutter earth-boring bits, modular fixed cutter earth-boring bit bodies, and related methods
EP2066864A1 (en) 2006-08-30 2009-06-10 Baker Hughes Incorporated Methods for applying wear-resistant material to exterior surfaces of earth-boring tools and resulting structures
CA2663519A1 (en) 2006-10-25 2008-05-02 Tdy Industries, Inc. Articles having improved resistance to thermal cracking
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
EP2300628A2 (en) 2008-06-02 2011-03-30 TDY Industries, Inc. Cemented carbide-metallic alloy composites
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
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
US8025112B2 (en) 2008-08-22 2011-09-27 Tdy Industries, Inc. Earth-boring bits and other parts including cemented carbide
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
US8978734B2 (en) 2010-05-20 2015-03-17 Baker Hughes Incorporated Methods of forming at least a portion of earth-boring tools, and articles formed by such methods
US8905117B2 (en) 2010-05-20 2014-12-09 Baker Hughes Incoporated Methods of forming at least a portion of earth-boring tools, and articles formed by such methods
US8490674B2 (en) 2010-05-20 2013-07-23 Baker Hughes Incorporated Methods of forming at least a portion of earth-boring tools
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
IT1284340B1 (it) 1998-05-18
GB9601563D0 (en) 1996-03-27
GB2297338A (en) 1996-07-31
US5586612A (en) 1996-12-24
GB2297338B (en) 1998-04-22
ITTO960042A1 (it) 1997-07-25

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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