MX9301830A - Sello frontal metalico dual con energizador rebajado sencillo. - Google Patents

Sello frontal metalico dual con energizador rebajado sencillo.

Info

Publication number
MX9301830A
MX9301830A MX9301830A MX9301830A MX9301830A MX 9301830 A MX9301830 A MX 9301830A MX 9301830 A MX9301830 A MX 9301830A MX 9301830 A MX9301830 A MX 9301830A MX 9301830 A MX9301830 A MX 9301830A
Authority
MX
Mexico
Prior art keywords
energizer
front seal
metallic front
dual metallic
easy reduced
Prior art date
Application number
MX9301830A
Other languages
English (en)
Inventor
Joseph L Kelly
Michael F Welsh
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 MX9301830A publication Critical patent/MX9301830A/es

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
    • F16J15/34—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Earth Drilling (AREA)
  • Sliding-Contact Bearings (AREA)
  • Surgical Instruments (AREA)
  • Saccharide Compounds (AREA)
  • Sealing Material Composition (AREA)
  • Sealing Devices (AREA)
  • Gasket Seals (AREA)

Abstract

La presente invención se refiere a un sello frontal o exterior rígido mejorado, que minimiza fluctuaciones de presión en el lubricante en la vecindad del montaje del sello.
MX9301830A 1992-04-03 1993-03-31 Sello frontal metalico dual con energizador rebajado sencillo. MX9301830A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/862,973 US5360076A (en) 1992-04-03 1992-04-03 Dual metal face seal with single recessed energizer

Publications (1)

Publication Number Publication Date
MX9301830A true MX9301830A (es) 1994-02-28

Family

ID=25339905

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9301830A MX9301830A (es) 1992-04-03 1993-03-31 Sello frontal metalico dual con energizador rebajado sencillo.

Country Status (5)

Country Link
US (1) US5360076A (es)
GB (1) GB2271796B (es)
IT (1) IT1261536B (es)
MX (1) MX9301830A (es)
WO (1) WO1993020326A1 (es)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6254275B1 (en) 1995-12-19 2001-07-03 Smith International, Inc. Sealed bearing drill bit with dual-seal configuration and fluid-cleaning capability
US6264367B1 (en) 1995-12-19 2001-07-24 Smith International, Inc. Dual-seal drill bit with fluid cleaning capability
US6196339B1 (en) 1995-12-19 2001-03-06 Smith International, Inc. Dual-seal drill bit pressure communication system
US6033117A (en) * 1995-12-19 2000-03-07 Smith International, Inc. Sealed bearing drill bit with dual-seal configuration
US5875861A (en) * 1996-07-24 1999-03-02 Camco International Inc. Different stiffness energizers for MF seals
US5791421A (en) * 1996-08-06 1998-08-11 Baker Hughes Incorporated Optimal material pair for metal face seal in earth-boring bits
US6026917A (en) * 1997-12-18 2000-02-22 Baker Hughes Incorporated Earth-boring bit with improved bearing seal
US6253864B1 (en) * 1998-08-10 2001-07-03 David R. Hall Percussive shearing drill bit
US6247545B1 (en) 1998-12-22 2001-06-19 Camco International Inc. Single energizer face seal for rocks bits with floating journal bearings
US6536542B1 (en) * 1999-10-28 2003-03-25 Smith International, Inc. Rock bit seal with multiple dynamic seal surface elements
US6513607B2 (en) * 2001-02-15 2003-02-04 Baker Hughes Incorporated Metal-face-seal rock bit
WO2002088507A2 (en) * 2001-04-26 2002-11-07 Halliburton Energy Services, Inc. Roller cone bits with reduced packing
US6820704B2 (en) 2001-08-08 2004-11-23 Smith International, Inc. Rock bit seal with extrusion prevention member
US6427790B1 (en) 2001-11-08 2002-08-06 Schlumberger Technology Corporation Rock bit face seal having lubrication gap
US7234541B2 (en) * 2002-08-19 2007-06-26 Baker Hughes Incorporated DLC coating for earth-boring bit seal ring
US7117961B2 (en) 2003-07-31 2006-10-10 Smith International, Inc. Dynamic seal with soft interface
US7347290B2 (en) 2004-06-15 2008-03-25 Smith International, Inc. Multi-part energizer for mechanical seal assembly
US7188691B2 (en) * 2004-06-15 2007-03-13 Smith International, Inc. Metal seal with impact-absorbing ring
US7681889B2 (en) 2004-07-21 2010-03-23 Eagle Industry Co., Ltd. Seal Device
US7461708B2 (en) * 2004-08-16 2008-12-09 Smith International, Inc. Elastomeric seal assembly having auxiliary annular seal components
US7413037B2 (en) * 2004-09-17 2008-08-19 Baker Hughes Incorporated Metal face seal for an earth-boring bit
US20060065445A1 (en) * 2004-09-28 2006-03-30 Smith International, Inc. Rock-bit seals with asymmetric contact profiles
US20100071960A1 (en) * 2008-09-24 2010-03-25 Baker Hughes Incorporated System, Method and Apparatus for Composite Seal Gland Insert in Roller Cone Rock Bit
WO2010111711A2 (en) * 2009-03-27 2010-09-30 Zacharon Pharmaceuticals, Inc. Ganglioside biosynthesis modulators
US8967301B2 (en) 2010-02-03 2015-03-03 Baker Hughes Incorporated Composite metallic elastomeric sealing components for roller cone drill bits
CN101806195A (zh) * 2010-03-09 2010-08-18 江汉石油钻头股份有限公司 一种用于高转速钻井的三牙轮钻头
CN101881136B (zh) * 2010-07-09 2015-01-21 天津立林钻头有限公司 一种复合密封牙轮钻头
US8534389B2 (en) 2011-01-28 2013-09-17 Varel International, Ind., L.P. Method and apparatus for reducing lubricant pressure pulsation within a rotary cone rock bit
US8746374B2 (en) 2011-01-28 2014-06-10 Varel International Ind., L.P. Method and apparatus for reducing lubricant pressure pulsation within a rotary cone rock bit
CN102628338B (zh) * 2011-06-20 2014-06-11 成都盛帮密封件股份有限公司 牙轮钻头密封圈
JP6158205B2 (ja) * 2012-10-19 2017-07-05 イーグルブルグマンジャパン株式会社 ベローズシール
US9163458B2 (en) 2013-02-13 2015-10-20 Varel International, Ind., L.P. Rock bit having a flexible metal faced seal
US9163459B2 (en) 2013-02-13 2015-10-20 Varel International, Ind., L.P. Rock bit having a pressure balanced metal faced seal
US9091130B2 (en) 2013-02-13 2015-07-28 Varel International, Ind., L.P. Rock bit having a radially self-aligning metal faced seal
US10689912B1 (en) 2019-12-12 2020-06-23 PDB Tools, Inc. Sealed bearing rock bit with a low profile seal

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3656764A (en) * 1970-08-31 1972-04-18 William P Robinson Drill bit seal assembly
US3761145A (en) * 1972-03-06 1973-09-25 Murphy Ind Inc G Seal means for drill bit bearings
US4176848A (en) * 1978-06-30 1979-12-04 Dresser Industries, Inc. Rotary bearing seal for drill bits
DE8007104U1 (de) * 1980-03-15 1980-06-12 Skf Kugellagerfabriken Gmbh, 8720 Schweinfurt Rollenmeissel mit kegeligen schneidrollen
US4466621A (en) * 1982-11-29 1984-08-21 Rock Bit Industries U.S.A., Inc. Rotary drill bit multiple seal assembly
US4753303A (en) * 1983-10-17 1988-06-28 Hughes Tool Company--USA Earth boring bit with two piece bearing and rigid face seal assembly
US4516641A (en) * 1983-10-17 1985-05-14 Hughes Tool Company-Usa Earth boring bit with pressure compensating rigid face seal
US4666001A (en) * 1983-10-17 1987-05-19 Hughes Tool Company - Usa Earth boring bit with improved rigid face seal assembly
US4671368A (en) * 1985-05-13 1987-06-09 Hughes Tool Company - Usa Earth boring bit with shear compression seal
US4753304A (en) * 1987-03-09 1988-06-28 Hughes Tool Company Volume and pressure balanced rigid face seal for rock bits
US4838365A (en) * 1988-04-25 1989-06-13 Reed Tool Company Seal assembly for rotary drill bits
US4923020A (en) * 1988-06-23 1990-05-08 Hughes Tool Company Rock bit with rigid face seals and recessed energizers
US4903786A (en) * 1988-06-23 1990-02-27 Hughes Tool Company Earth boring bit with improved two piece bearing and seal assembly
US5040624A (en) * 1990-08-13 1991-08-20 Schumacher Percy W Seal assembly for roller cutter drill bit having a pressure balanced lubrication system

Also Published As

Publication number Publication date
GB2271796A (en) 1994-04-27
ITTO930218A0 (it) 1993-04-01
ITTO930218A1 (it) 1994-10-01
IT1261536B (it) 1996-05-23
US5360076A (en) 1994-11-01
GB9323902D0 (en) 1994-02-16
GB2271796B (en) 1995-10-25
WO1993020326A1 (en) 1993-10-14

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