EP2769046A4 - Drill bits having rotating cutting structures thereon - Google Patents

Drill bits having rotating cutting structures thereon

Info

Publication number
EP2769046A4
EP2769046A4 EP12841957.9A EP12841957A EP2769046A4 EP 2769046 A4 EP2769046 A4 EP 2769046A4 EP 12841957 A EP12841957 A EP 12841957A EP 2769046 A4 EP2769046 A4 EP 2769046A4
Authority
EP
European Patent Office
Prior art keywords
drill bits
rotating cutting
cutting structures
structures
rotating
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.)
Withdrawn
Application number
EP12841957.9A
Other languages
German (de)
French (fr)
Other versions
EP2769046A1 (en
Inventor
Zhou Yong
Jian Wu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Smith International Inc
Original Assignee
Smith International 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 Smith International Inc filed Critical Smith International Inc
Publication of EP2769046A1 publication Critical patent/EP2769046A1/en
Publication of EP2769046A4 publication Critical patent/EP2769046A4/en
Withdrawn legal-status Critical Current

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
    • E21B10/08—Roller bits
    • E21B10/14—Roller bits combined with non-rolling cutters other than of leading-portion type
    • 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
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • 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
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • E21B10/25—Roller bits characterised by bearing, lubrication or sealing details characterised by sealing details
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • 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
    • 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
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts
    • 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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E21B10/627—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements

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)
EP12841957.9A 2011-10-18 2012-10-17 Drill bits having rotating cutting structures thereon Withdrawn EP2769046A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201161548433P 2011-10-18 2011-10-18
US201261665632P 2012-06-28 2012-06-28
US13/651,947 US20130098688A1 (en) 2011-10-18 2012-10-15 Drill bits having rotating cutting structures thereon
PCT/US2012/060687 WO2013059374A1 (en) 2011-10-18 2012-10-17 Drill bits having rotating cutting structures thereon

Publications (2)

Publication Number Publication Date
EP2769046A1 EP2769046A1 (en) 2014-08-27
EP2769046A4 true EP2769046A4 (en) 2015-09-16

Family

ID=48135050

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12841957.9A Withdrawn EP2769046A4 (en) 2011-10-18 2012-10-17 Drill bits having rotating cutting structures thereon

Country Status (4)

Country Link
US (1) US20130098688A1 (en)
EP (1) EP2769046A4 (en)
CN (1) CN103998707B (en)
WO (1) WO2013059374A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9249628B2 (en) * 2012-11-16 2016-02-02 National Oilwell DHT, L.P. Hybrid rolling cone drill bits and methods for manufacturing same
US9574407B2 (en) * 2013-08-16 2017-02-21 National Oilwell DHT, L.P. Drilling systems and multi-faced drill bit assemblies
US10036250B2 (en) 2014-07-29 2018-07-31 Us Synthetic Corporation Ripping and scraping cutter tool assemblies, systems, and methods for a tunnel boring machine
WO2016160637A1 (en) * 2015-03-30 2016-10-06 Schlumberger Canada Limited Indexing drill bit
US20160348440A1 (en) * 2015-05-27 2016-12-01 Smith International, Inc. Hybrid drill bit
US20180355670A1 (en) * 2017-06-08 2018-12-13 Varel International Ind., L.L.C. Hybrid roller-mill bit and hybrid roller-drag bit
US10697247B2 (en) 2017-07-28 2020-06-30 Baker Hughes, A Ge Company, Llc Rotatable cutters and elements for use on earth-boring tools in subterranean boreholes, earth-boring tools including same, and related methods
CN109306851B (en) * 2017-07-28 2024-03-15 西南石油大学 Rotary cutting module and diamond drill bit with same
US10851592B2 (en) * 2017-07-28 2020-12-01 Baker Hughes Movable cutters and devices including one or more seals for use on earth-boring tools in subterranean boreholes and related methods
US11142959B2 (en) 2017-07-28 2021-10-12 Baker Hughes Oilfield Operations Llc Rotatable cutters and elements for use on earth-boring tools in subterranean boreholes, earth-boring tools including same, and related methods
US10619421B2 (en) 2017-11-13 2020-04-14 Baker Hughes, A Ge Company, Llc Methods of forming stationary elements of rotatable cutting elements for use on earth-boring tools and stationary elements formed using such methods
US10883311B2 (en) * 2018-01-16 2021-01-05 Aktiebolaget Skf Coated surfaces for bearings used in drilling motors
CN108533183B (en) * 2018-06-22 2023-08-15 西南石油大学 PDC drill bit with passive rotary nozzle arranged on blade

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100224417A1 (en) * 2009-03-03 2010-09-09 Baker Hughes Incorporated Hybrid drill bit with high bearing pin angles

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU95582A1 (en) * 1948-12-02 1952-11-30 Г.З. Налбандов Single bit chisel
US2833521A (en) * 1954-09-23 1958-05-06 Ole K Olsen Earth boring tools
US2877988A (en) * 1957-05-03 1959-03-17 American Coldset Corp Drill bit with driven auxiliary bit
US3424258A (en) * 1966-11-16 1969-01-28 Japan Petroleum Dev Corp Rotary bit for use in rotary drilling
US3517759A (en) * 1968-05-10 1970-06-30 Woodrow W Crumbo Reciprocating drilling tool
US4006788A (en) * 1975-06-11 1977-02-08 Smith International, Inc. Diamond cutter rock bit with penetration limiting
US4732491A (en) * 1986-08-27 1988-03-22 Smith International, Inc. Downhole motor bearing assembly
US4764036A (en) * 1987-05-14 1988-08-16 Smith International, Inc. PCD enhanced radial bearing
US4892159A (en) * 1988-11-29 1990-01-09 Exxon Production Research Company Kerf-cutting apparatus and method for improved drilling rates
SU1696661A1 (en) * 1989-11-01 1991-12-07 Всесоюзный Научно-Исследовательский Институт Буровой Техники Turbodrill
US5816346A (en) * 1996-06-06 1998-10-06 Camco International, Inc. Rotary drill bits and methods of designing such drill bits
US6439326B1 (en) * 2000-04-10 2002-08-27 Smith International, Inc. Centered-leg roller cone drill bit
RU2257457C1 (en) * 2003-12-24 2005-07-27 Государственное образовательное учреждение высшего профессионального образования "Красноярская государственная академия цветных металлов и золота" Drilling roller bit (variants)
US7188691B2 (en) * 2004-06-15 2007-03-13 Smith International, Inc. Metal seal with impact-absorbing ring
US7267186B2 (en) * 2005-08-26 2007-09-11 Baker Hughes Incorporated Magnetic face seal for rock drill bit bearings
US7845435B2 (en) * 2007-04-05 2010-12-07 Baker Hughes Incorporated Hybrid drill bit and method of drilling
EP2140095A2 (en) * 2007-04-17 2010-01-06 Baker Hughes Incorporated Elastomer material for high temperature roller cone bits
CN201080787Y (en) * 2007-08-22 2008-07-02 四川石油管理局成都总机械厂 Rolling sealing three teeth roller bit
CA2773897A1 (en) * 2009-09-16 2011-03-24 Baker Hughes Incorporated External, divorced pdc bearing assemblies for hybrid drill bits
WO2011084944A2 (en) * 2010-01-05 2011-07-14 Smith International, Inc. High-shear roller cone and pdc hybrid bit
RU2426858C1 (en) * 2010-03-15 2011-08-20 Сергей Андреевич Горбунов Rolling drilling bit
US8550190B2 (en) * 2010-04-01 2013-10-08 David R. Hall Inner bit disposed within an outer bit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100224417A1 (en) * 2009-03-03 2010-09-09 Baker Hughes Incorporated Hybrid drill bit with high bearing pin angles

Also Published As

Publication number Publication date
CN103998707B (en) 2017-05-10
EP2769046A1 (en) 2014-08-27
WO2013059374A1 (en) 2013-04-25
CN103998707A (en) 2014-08-20
US20130098688A1 (en) 2013-04-25

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20140408

AK Designated contracting states

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20150819

RIC1 Information provided on ipc code assigned before grant

Ipc: E21B 10/08 20060101AFI20150813BHEP

Ipc: E21B 10/14 20060101ALI20150813BHEP

17Q First examination report despatched

Effective date: 20150827

STAA Information on the status of an ep patent application or granted ep patent

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18D Application deemed to be withdrawn

Effective date: 20170425