SE9703653D0 - Tätning för borrkrona samt borrkrona försedd med sådan tätning - Google Patents

Tätning för borrkrona samt borrkrona försedd med sådan tätning

Info

Publication number
SE9703653D0
SE9703653D0 SE9703653A SE9703653A SE9703653D0 SE 9703653 D0 SE9703653 D0 SE 9703653D0 SE 9703653 A SE9703653 A SE 9703653A SE 9703653 A SE9703653 A SE 9703653A SE 9703653 D0 SE9703653 D0 SE 9703653D0
Authority
SE
Sweden
Prior art keywords
seal
dynamic
static
seal surface
drill bit
Prior art date
Application number
SE9703653A
Other languages
English (en)
Other versions
SE9703653L (sv
Inventor
Chris E Cawthorne
Zhigang Fang
Sujian Huang
Michael A Siracki
Original Assignee
Smith International
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 filed Critical Smith International
Publication of SE9703653D0 publication Critical patent/SE9703653D0/sv
Publication of SE9703653L publication Critical patent/SE9703653L/sv

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
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • E21B10/25—Roller bits characterised by bearing, lubrication or sealing details characterised by sealing details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3436—Pressing means
    • F16J15/344—Pressing means the pressing force being applied by means of an elastic ring supporting the slip-ring
    • 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
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/91—O-ring seal
    • 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
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/935—Seal made of a particular material
    • Y10S277/944—Elastomer or plastic

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Earth Drilling (AREA)
  • Sealing Devices (AREA)
SE9703653A 1996-10-08 1997-10-08 Tätning för borrkrona samt borrkrona försedd med sådan tätning SE9703653L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/727,275 US5842701A (en) 1996-10-08 1996-10-08 Dual functioning seal for rock bits

Publications (2)

Publication Number Publication Date
SE9703653D0 true SE9703653D0 (sv) 1997-10-08
SE9703653L SE9703653L (sv) 1998-06-05

Family

ID=24922019

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9703653A SE9703653L (sv) 1996-10-08 1997-10-08 Tätning för borrkrona samt borrkrona försedd med sådan tätning

Country Status (5)

Country Link
US (3) US5842701A (sv)
CA (1) CA2217592C (sv)
GB (1) GB2318138B (sv)
SE (1) SE9703653L (sv)
ZA (1) ZA978997B (sv)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6196339B1 (en) * 1995-12-19 2001-03-06 Smith International, Inc. Dual-seal drill bit pressure communication system
US6092809A (en) * 1998-03-20 2000-07-25 Caterpillar Inc. Secondary seal for a sealing arrangement
CA2267731C (en) * 1998-04-02 2007-06-26 Gary R. Portwood Multi-piece rotary cone drill bit seal
US6536777B2 (en) 1999-03-31 2003-03-25 Lam Research Corporation Sealing techniques suitable for different geometries and constrained spaces
US6254104B1 (en) * 1999-04-27 2001-07-03 Precision Valve Corporation Gasket for an aerosol valve stem
CA2377468C (en) * 1999-07-27 2010-04-20 Phylos, Inc. Peptide acceptor ligation methods
US6536542B1 (en) * 1999-10-28 2003-03-25 Smith International, Inc. Rock bit seal with multiple dynamic seal surface elements
ES2290293T3 (es) 2001-04-27 2008-02-16 Hydrocision, Inc. Cartuchos de bombeo a alta presion para aplicaciones de bombeo e infusion medicas y quirurgicas.
US6598690B2 (en) 2001-08-03 2003-07-29 Smith International, Inc. Dual dynamic rotary seal
US6820704B2 (en) 2001-08-08 2004-11-23 Smith International, Inc. Rock bit seal with extrusion prevention member
WO2003013645A1 (en) 2001-08-08 2003-02-20 Hydrocision, Inc. Medical device with high pressure quick disconnect handpiece
US6837317B2 (en) * 2001-11-16 2005-01-04 Varel International, Ltd. Bearing seal
US7229077B2 (en) * 2003-06-11 2007-06-12 Smith International, Inc. Ordered elastomeric composite material
US7117961B2 (en) * 2003-07-31 2006-10-10 Smith International, Inc. Dynamic seal with soft interface
US7036613B2 (en) * 2003-09-12 2006-05-02 Reedhycalog, L.P. Lip seal for roller cone drill bit
US7188691B2 (en) * 2004-06-15 2007-03-13 Smith International, Inc. Metal seal with impact-absorbing ring
US7347290B2 (en) * 2004-06-15 2008-03-25 Smith International, Inc. Multi-part energizer for mechanical seal assembly
DE602005009719D1 (de) * 2004-07-09 2008-10-23 Baker Hughes Inc Verfahren zur herstellung eines bohrwerkzeugs mit elastomerdichtung mit abgestuften eigenschaften
US7461708B2 (en) * 2004-08-16 2008-12-09 Smith International, Inc. Elastomeric seal assembly having auxiliary annular seal components
US20060065445A1 (en) * 2004-09-28 2006-03-30 Smith International, Inc. Rock-bit seals with asymmetric contact profiles
CA2601655C (en) * 2005-03-28 2013-09-24 Kalsi Engineering, Inc. Composite, high temperature, dynamic seal and method of making same
US7628231B2 (en) * 2006-09-21 2009-12-08 Baker Hughes Incorporated Protector for rock bit seals
US8020638B2 (en) * 2006-10-30 2011-09-20 Smith International, Inc. Seal with dynamic sealing surface at the outside diameter
US20080179103A1 (en) * 2006-12-11 2008-07-31 Langford Jim W Magnetic earth bit seal
US7793941B2 (en) * 2007-01-23 2010-09-14 Gm Global Technology Operations, Inc. Ring seal with inner lip
US20090014962A1 (en) * 2007-07-12 2009-01-15 Lyman Scott Ducworth Multi-layered seal
US20100147595A1 (en) * 2008-12-12 2010-06-17 Baker Hughes Incorporated Bearing seal with improved contact width
US8967301B2 (en) 2010-02-03 2015-03-03 Baker Hughes Incorporated Composite metallic elastomeric sealing components for roller cone drill bits
CN101956828A (zh) * 2010-06-08 2011-01-26 昆山鼎硕电子科技有限公司 一种耐磨油封
CN101892807A (zh) * 2010-08-10 2010-11-24 天津立林石油机械有限公司 一种适应高速高温钻井的牙轮钻头
JP2012154387A (ja) * 2011-01-25 2012-08-16 Nippon Valqua Ind Ltd シール材
US9845801B1 (en) * 2012-01-03 2017-12-19 FAST Group-Houston, Inc. Header ring for reciprocating pump
US9016693B1 (en) 2012-01-25 2015-04-28 FAST Group-Houston Inc. Packing seal for reciprocating pump
CN102797420A (zh) * 2012-08-29 2012-11-28 上海神开石油化工装备股份有限公司 一种双向一体式弹簧蓄能密封牙轮钻头
DE102012111001A1 (de) * 2012-11-15 2014-05-15 Endress + Hauser Gmbh + Co. Kg Dichtring und Druckmessaufnehmer mit mindestens einem solchen Dichtring
US20140225328A1 (en) * 2013-02-08 2014-08-14 Baker Hughes Incorporated Enhanced Backup Ring Edge Features for Metal Face Seal in Roller Cone Drill Bits
CN106460460A (zh) * 2013-11-26 2017-02-22 特塞尔Ip有限公司 密封组件和包括该密封组件的牙轮钻头
CN105829640B (zh) * 2013-12-19 2019-06-04 哈里伯顿能源服务公司 增能式paek密封件
US20160076307A1 (en) * 2014-09-17 2016-03-17 Varel International Ind., L.P. Composite diaphragm for roller cone pressure compensation system
JP6478551B2 (ja) * 2014-10-07 2019-03-06 株式会社バルカー 掘削機用複合シール材
US10012313B2 (en) 2015-09-30 2018-07-03 Deere & Company Asymmetrical energized seal arrangement
DE102017105952A1 (de) * 2017-03-20 2018-09-20 Federal-Mogul Burscheid Gmbh Flatter-Unterdrückungs Kolbenring
US11585158B2 (en) 2020-05-21 2023-02-21 Caterpillar Inc. Isolated lubrication system for drill bits
CN114320163B (zh) * 2022-03-14 2022-05-10 西南石油大学 一种用于牙轮钻头的密封件及牙轮钻头

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE274262C (sv) *
US2360731A (en) * 1942-08-15 1944-10-17 Maytag Co Wedge-ring seal
US2360735A (en) * 1943-01-29 1944-10-17 Maytag Co Laminated sealing ring
GB681312A (en) * 1950-05-23 1952-10-22 Cameron Iron Works Inc Improvements in or relating to packing assemblies for blow-out preventors
US3199540A (en) * 1962-09-28 1965-08-10 Westinghouse Air Brake Co Valve device
US3328041A (en) * 1964-01-22 1967-06-27 Douglas Aircraft Co Inc Slipper and loading element fluid seal
US3397928A (en) * 1965-11-08 1968-08-20 Edward M. Galle Seal means for drill bit bearings
US3467448A (en) * 1965-11-24 1969-09-16 Hughes Tool Co Drill bit bearing seal assembly including resiliently mounted rigid ring
US3351350A (en) * 1966-06-22 1967-11-07 Koppers Co Inc High pressure rod seal
US3788654A (en) * 1971-09-30 1974-01-29 Gen Motors Corp Multiple hardness o-rings
US3765495A (en) * 1972-08-02 1973-10-16 G W Murphey Ind Inc Drill bit seals
CA1090328A (en) * 1978-01-09 1980-11-25 Morgan L. Crow Sealing system for an earth boring cutter
DE2854662C2 (de) * 1978-12-18 1983-08-25 WOCO Franz-Josef Wolf & Co, 6483 Bad Soden-Salmünster Dichtungsring für Rippenrohre
US4223896A (en) * 1979-03-13 1980-09-23 Ab Gustavsberg Sealing ring
US4262914A (en) * 1979-12-03 1981-04-21 Caterpillar Tractor Co. End face seal assembly
US4305595A (en) * 1980-04-30 1981-12-15 Hydril Company Composite seal
US4466621A (en) * 1982-11-29 1984-08-21 Rock Bit Industries U.S.A., Inc. Rotary drill bit multiple seal assembly
US4796858A (en) * 1987-10-01 1989-01-10 Halliburton Company Dual seal valve
US4776599A (en) * 1987-10-19 1988-10-11 Edward Vezirian Dynamic packing ring seal system
US5323863A (en) * 1990-07-11 1994-06-28 Smith International, Inc. O-ring seal for rock bit bearings
US5195757A (en) * 1991-06-10 1993-03-23 Freudenberg-Nok General Partnership Patterned textured seal
US5269539A (en) * 1992-04-13 1993-12-14 Trw Inc. Hydraulic shaft seal
US5362073A (en) * 1992-10-21 1994-11-08 Smith International, Inc. Composite seal for rotary cone rock bits
US5380016A (en) * 1992-11-12 1995-01-10 Caterpillar Inc. Radial lip seal
JPH06174105A (ja) * 1992-12-08 1994-06-24 Nabco Ltd スリッパーシール
US5456327A (en) * 1994-03-08 1995-10-10 Smith International, Inc. O-ring seal for rock bit bearings
US5402858A (en) * 1994-03-11 1995-04-04 Smith International, Inc. O-ring seal for rock bit bearings
US5452771A (en) * 1994-03-31 1995-09-26 Dresser Industries, Inc. Rotary drill bit with improved cutter and seal protection
US5524718A (en) * 1995-01-31 1996-06-11 Baker Hughes Incorporated Earth-boring bit with improved bearing seal assembly

Also Published As

Publication number Publication date
CA2217592C (en) 2004-01-13
CA2217592A1 (en) 1998-04-08
SE9703653L (sv) 1998-06-05
US6170830B1 (en) 2001-01-09
US5842701A (en) 1998-12-01
US6179296B1 (en) 2001-01-30
GB2318138A (en) 1998-04-15
GB9721175D0 (en) 1997-12-03
ZA978997B (en) 1998-05-11
GB2318138B (en) 2001-03-14

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