ZA916980B - Valve stem sealing means for prevention of fugitive emissions - Google Patents

Valve stem sealing means for prevention of fugitive emissions

Info

Publication number
ZA916980B
ZA916980B ZA916980A ZA916980A ZA916980B ZA 916980 B ZA916980 B ZA 916980B ZA 916980 A ZA916980 A ZA 916980A ZA 916980 A ZA916980 A ZA 916980A ZA 916980 B ZA916980 B ZA 916980B
Authority
ZA
South Africa
Prior art keywords
prevention
valve stem
sealing means
fugitive emissions
stem sealing
Prior art date
Application number
ZA916980A
Other languages
English (en)
Inventor
John D Icenhower
D Icenhower John
Stephen M Horvath
M Horvath Stephen
Original Assignee
M & Fc Holding Co 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 M & Fc Holding Co Inc filed Critical M & Fc Holding Co Inc
Publication of ZA916980B publication Critical patent/ZA916980B/xx

Links

Classifications

    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/02—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having conical surfaces; Packings therefor
    • F16K5/0257—Packings
    • F16K5/0285—Packings spindle sealing
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K41/00—Spindle sealings
    • F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
    • F16K41/023—Spindle sealings with stuffing-box ; Sealing rings for spindles which only rotate, i.e. non-rising spindles
    • F16K41/026—Spindle sealings with stuffing-box ; Sealing rings for spindles which only rotate, i.e. non-rising spindles for rotating valves
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/4238—With cleaner, lubrication added to fluid or liquid sealing at valve interface
    • Y10T137/4358—Liquid supplied at valve interface
    • Y10T137/4442—External pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Valves (AREA)
  • Lift Valve (AREA)
  • Closures For Containers (AREA)
ZA916980A 1990-11-15 1991-09-03 Valve stem sealing means for prevention of fugitive emissions ZA916980B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/614,142 US5129624A (en) 1990-11-15 1990-11-15 Valve stem sealing means for prevention of fugitive emissions

Publications (1)

Publication Number Publication Date
ZA916980B true ZA916980B (en) 1992-06-24

Family

ID=24460023

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA916980A ZA916980B (en) 1990-11-15 1991-09-03 Valve stem sealing means for prevention of fugitive emissions

Country Status (10)

Country Link
US (1) US5129624A (pt)
EP (1) EP0485743A1 (pt)
JP (1) JPH04316781A (pt)
AU (1) AU643333B2 (pt)
BR (1) BR9104954A (pt)
CA (1) CA2050101A1 (pt)
MX (1) MX9102009A (pt)
MY (1) MY107165A (pt)
NO (1) NO179054C (pt)
ZA (1) ZA916980B (pt)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5263682A (en) * 1992-03-17 1993-11-23 Whitey Co. Valve stem packing system
US5407176A (en) * 1993-08-12 1995-04-18 Nevrekar; Venkatesh R. Back-seating of rotary valve stem
US5593166A (en) * 1994-03-02 1997-01-14 Fisher Controls International, Inc. Low friction packing
US5476117A (en) * 1994-11-16 1995-12-19 Pakula; Barry S. Retrofit second packing chamber for quarter-turn valves
US5607165A (en) * 1995-06-07 1997-03-04 Cooper Cameron Corporation Sealing system for a valve having biassed sealant under pressure
US5590680A (en) * 1996-02-23 1997-01-07 Henry Valve Company External valve operating means
DE19620694C2 (de) * 1996-05-22 2001-02-15 Xomox Int Gmbh Ventilanordnung
US5732731A (en) * 1996-09-24 1998-03-31 Fmc Corporation Secondary seal bypass valve for gate valves
US5860633A (en) * 1996-10-28 1999-01-19 Murphy; Ryan E. Valve seal
US5775284A (en) * 1997-05-07 1998-07-07 Freudenberg-Nok General Partnership Two-piece valve stem seal
US6554024B2 (en) 2001-01-23 2003-04-29 Cooper Cameron Corporation Stem seal pressure telltale
US7048254B2 (en) * 2003-06-19 2006-05-23 Giant Industries Low-leakage valve apparatus
US6901902B1 (en) 2004-02-25 2005-06-07 Freudenberg-Nok General Partnership Two-piece valve stem seal
US9500106B2 (en) * 2009-05-20 2016-11-22 Freudenberg—NOK General Partnership Two-piece valve stem seal
US8281797B2 (en) * 2009-12-18 2012-10-09 Fisher Controls International Llc Control valve having live loaded packing follower with leak-off and independent secondary seal
US8632053B2 (en) 2010-05-11 2014-01-21 Fisher Controls International, Llc Movable valve apparatus having conditioned lubricating surfaces
NO334295B1 (no) * 2011-05-09 2014-01-27 Aker Subsea As Ventil anvendbar som en produksjonsventil
JP5909213B2 (ja) * 2013-07-24 2016-04-26 Ckd株式会社 真空弁の外部シール構造
WO2015048784A1 (en) 2013-09-30 2015-04-02 Saint-Gobain Performance Plastics Corporation Valve and choke stem packing assemblies
US9528631B2 (en) * 2014-10-21 2016-12-27 Fisher Controls International Llc Gas pressurized packing system for control valves
ITMI20142265A1 (it) 2014-12-29 2016-06-29 Nuovo Pignone Srl Dispositivo di tenuta per lo stelo di una valvola
US10696906B2 (en) 2017-09-29 2020-06-30 Marathon Petroleum Company Lp Tower bottoms coke catching device
US12000720B2 (en) 2018-09-10 2024-06-04 Marathon Petroleum Company Lp Product inventory monitoring
JP7240185B2 (ja) * 2019-01-22 2023-03-15 日立Astemo株式会社 制御弁
US11975316B2 (en) 2019-05-09 2024-05-07 Marathon Petroleum Company Lp Methods and reforming systems for re-dispersing platinum on reforming catalyst
US11352577B2 (en) 2020-02-19 2022-06-07 Marathon Petroleum Company Lp Low sulfur fuel oil blends for paraffinic resid stability and associated methods
KR102269840B1 (ko) * 2020-12-18 2021-06-29 한전케이피에스 주식회사 글로브 밸브의 유체 누설 방지구조
US11898109B2 (en) 2021-02-25 2024-02-13 Marathon Petroleum Company Lp Assemblies and methods for enhancing control of hydrotreating and fluid catalytic cracking (FCC) processes using spectroscopic analyzers
US20220268694A1 (en) 2021-02-25 2022-08-25 Marathon Petroleum Company Lp Methods and assemblies for determining and using standardized spectral responses for calibration of spectroscopic analyzers
US11905468B2 (en) 2021-02-25 2024-02-20 Marathon Petroleum Company Lp Assemblies and methods for enhancing control of fluid catalytic cracking (FCC) processes using spectroscopic analyzers
US11692141B2 (en) 2021-10-10 2023-07-04 Marathon Petroleum Company Lp Methods and systems for enhancing processing of hydrocarbons in a fluid catalytic cracking unit using a renewable additive
US11802257B2 (en) 2022-01-31 2023-10-31 Marathon Petroleum Company Lp Systems and methods for reducing rendered fats pour point

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB256504A (en) * 1926-03-01 1926-08-12 William Arthur Rhodes Improvements relating to stuffing box and like packings
US3445087A (en) * 1966-09-30 1969-05-20 Hills Mccanna Co High pressure ball valve
US3537682A (en) * 1968-01-12 1970-11-03 Hills Mccanna Co High temperature ball valve
US3627260A (en) * 1969-10-06 1971-12-14 M & J Valve Co Valve construction
US4006881A (en) * 1974-12-09 1977-02-08 Gachot S.A. Fluid-tight packing for closure devices and devices fitted with said packing
US4034776A (en) * 1975-10-24 1977-07-12 Rockwell International Corporation Balanced plug valve
US4363465A (en) * 1976-06-16 1982-12-14 Smith International, Inc. Extreme temperature, high pressure balanced, rising stem gate valve with super preloaded, stacked, solid lubricated, metal-to-metal seal
US4174092A (en) * 1977-08-29 1979-11-13 Rockwell International Corporation Rotary valve with stem seal means
US4305567A (en) * 1977-08-29 1981-12-15 Rockwell International Corporation Valve stem seal
ZA784218B (en) * 1977-08-29 1979-07-25 Rockwell International Corp Valve seal
US4260131A (en) * 1978-09-27 1981-04-07 Kamyr Valves, Inc. Low and high operating temperatures valve
US4328974A (en) * 1980-02-19 1982-05-11 White Richard E Stuffing box packing system and method
US4379557A (en) * 1981-03-05 1983-04-12 Acf Industries, Incorporated Valve stem packing structure
US4475712A (en) * 1982-01-07 1984-10-09 Xomox Corporation Fluid valve and method of making same
AU1055183A (en) * 1982-01-28 1983-08-04 A.W. Chesterton Company Valve shaft seal
US4394023A (en) * 1982-09-29 1983-07-19 Daniel Industries Inc. High temperature valve stem packing with coiled graphite seal rings
US4516752A (en) * 1984-01-12 1985-05-14 Joy Manufacturing Company Mechanically preloaded packing assembly
US4577872A (en) * 1984-08-02 1986-03-25 Rockwell International Corporation Valve stem seal with multiple ring means
US4640305A (en) * 1984-11-14 1987-02-03 White Consolidated Industries, Inc. High temperature, zero leakage packing assembly
DE3745040C2 (de) * 1987-07-03 1998-06-18 Kempchen & Co Gmbh Ventilspindeldichtung an Ventilspindeln von Hochdruckdampfventilen
DE3825116A1 (de) * 1988-07-23 1990-01-25 Xomox Int Gmbh Absperr- und regelhahn

Also Published As

Publication number Publication date
MY107165A (en) 1995-09-30
NO179054C (no) 1996-07-24
BR9104954A (pt) 1992-06-23
MX9102009A (es) 1992-07-08
CA2050101A1 (en) 1992-05-16
NO179054B (no) 1996-04-15
US5129624A (en) 1992-07-14
AU643333B2 (en) 1993-11-11
AU8687291A (en) 1992-05-21
NO914425L (no) 1992-05-18
EP0485743A1 (en) 1992-05-20
NO914425D0 (no) 1991-11-12
JPH04316781A (ja) 1992-11-09

Similar Documents

Publication Publication Date Title
ZA916980B (en) Valve stem sealing means for prevention of fugitive emissions
AU621022B2 (en) Floating valve stem seal
GB2128717B (en) Valve and stem seal therefor
DE3569804D1 (en) Valve stem packing
EP0405751A3 (en) Frustoconical valve stem sealing element
EP0854993A4 (en) SPINDLE SEAL FOR BALL VALVES
GB8603426D0 (en) Packing arrangement for valve stem
GB2122727B (en) Valve and stem seal therefor
AU3964395A (en) Retrofit second packing chamber for quarter-turn valves
GB2317439B (en) Secondary seal bypass valve for gate valves
GR3023318T3 (en) Metallic sealing for a butterfly valve
GB9610583D0 (en) Valve stem gas leak detector
GB9104804D0 (en) Device for neutralising a residual-pressure valve of a gas bottle
HU9302417D0 (en) Sealing ring for multi-way valve
AU4719289A (en) Metering valve stem seal
ZA939044B (en) Gastight isolation valve for solid materials
DE59400873D1 (de) Ventilschaftdichtung
IL102628A0 (en) Automatic gas cut-off valve
GB8808185D0 (en) Seal for insert valve for pipelines &c
LTIP1594A (en) Block of valves for valve arrangement
DE59400451D1 (de) Ventilschaftdichtung
PL309464A1 (en) Automatic valve closing unit especially for gas valves
PL296532A1 (en) Annular seal for high-pressure gate valves
GB9226025D0 (en) Spillage sealing valve
IE870371L (en) Stem tip seal for shut-off valve