BR9304190A - Sistema de vedacao particularmente apropriado para valvulas de processo - Google Patents

Sistema de vedacao particularmente apropriado para valvulas de processo

Info

Publication number
BR9304190A
BR9304190A BR9304190A BR9304190A BR9304190A BR 9304190 A BR9304190 A BR 9304190A BR 9304190 A BR9304190 A BR 9304190A BR 9304190 A BR9304190 A BR 9304190A BR 9304190 A BR9304190 A BR 9304190A
Authority
BR
Brazil
Prior art keywords
particularly suitable
sealing system
system particularly
process valves
valves
Prior art date
Application number
BR9304190A
Other languages
English (en)
Inventor
Giorgio Bergamini
Original Assignee
Nuovo Pignone Spa
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 Nuovo Pignone Spa filed Critical Nuovo Pignone Spa
Publication of BR9304190A publication Critical patent/BR9304190A/pt

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
    • F16K41/00—Spindle sealings
    • F16K41/003—Spindle sealings by fluid
    • 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
    • F16J15/002—Sealings comprising at least two sealings in succession
    • F16J15/004—Sealings comprising at least two sealings in succession forming of recuperation chamber for the leaking fluid
    • 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
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y10T137/8225—Position or extent of motion indicator
    • Y10T137/8275—Indicator element rigidly carried by the movable element whose position is indicated

Landscapes

  • General Engineering & Computer Science (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)
  • Lift Valve (AREA)
  • Multiple-Way Valves (AREA)
  • Details Of Valves (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Fluid-Driven Valves (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Basic Packing Technique (AREA)
  • Sliding Valves (AREA)
  • Safety Valves (AREA)
BR9304190A 1992-10-09 1993-10-08 Sistema de vedacao particularmente apropriado para valvulas de processo BR9304190A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI922328A IT1255676B (it) 1992-10-09 1992-10-09 Sistema perfezionato di tenuta, particolarmente adatto per valvole di processo

Publications (1)

Publication Number Publication Date
BR9304190A true BR9304190A (pt) 1994-04-12

Family

ID=11364087

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9304190A BR9304190A (pt) 1992-10-09 1993-10-08 Sistema de vedacao particularmente apropriado para valvulas de processo

Country Status (14)

Country Link
US (1) US5365971A (pt)
JP (1) JPH07293703A (pt)
CN (1) CN1033405C (pt)
BE (1) BE1007604A3 (pt)
BR (1) BR9304190A (pt)
CH (1) CH689567A5 (pt)
CZ (1) CZ289470B6 (pt)
DE (1) DE4334262C2 (pt)
ES (1) ES2068775B1 (pt)
FR (1) FR2696807B1 (pt)
GB (1) GB2271413B (pt)
IT (1) IT1255676B (pt)
NL (1) NL194649C (pt)
RU (1) RU2094681C1 (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29500333U1 (de) * 1995-01-11 1995-02-23 Friatec-Rheinhütte GmbH & Co, 65203 Wiesbaden Notfallabdichtung, insbesondere für Magnetkupplungspumpen
IE940697A1 (en) * 1994-09-06 1996-03-06 Loctite Ireland Ltd Applicator for liquids such as adhesives
US5540253A (en) * 1994-11-16 1996-07-30 Triten Corporation Plug valve
US5898748A (en) * 1997-07-25 1999-04-27 General Electric Company Vacuum breaker valve assembly
DE19830612A1 (de) * 1998-07-09 2000-01-13 Altenburger Armaturenwerk & Me Kompressorabsperrventil
US8963024B2 (en) 2006-11-27 2015-02-24 Jetseal, Inc. Sensor pass through assembly
DE102007013476B4 (de) * 2007-03-15 2011-07-07 Südmo Holding GmbH, 73469 Vorrichtung zur Überwachung eines hermetisch dichten Ventilinnenraums
FI20075913L (fi) * 2007-12-14 2009-06-15 Metso Automation Oy Venttiili
US20130048900A1 (en) * 2011-08-31 2013-02-28 Grant McGuffey Hydraulic seal assembly for a thermoplastic material dispensing valve assembly
RU2479771C1 (ru) * 2012-02-15 2013-04-20 Закрытое акционерное общество "Научно-исследовательский и конструкторский институт центробежных и роторных компрессоров им. В.Б. Шнеппа" Торцевое уплотнение
GB201419795D0 (en) * 2014-11-06 2014-12-24 Aes Eng Ltd Mechanical seal support system
ITMI20142265A1 (it) * 2014-12-29 2016-06-29 Nuovo Pignone Srl Dispositivo di tenuta per lo stelo di una valvola
CN105443782A (zh) * 2015-12-25 2016-03-30 西安航天远征流体控制股份有限公司 一种波纹管截止阀
RU183283U1 (ru) * 2017-06-19 2018-09-17 Акционерное общество "Завод энергетического оборудования Энергопоток" Задвижка с устройством защиты средней полости от превышения давления
RU180409U1 (ru) * 2017-06-19 2018-06-13 Акционерное общество "Завод энергетического оборудования Энергопоток" Устройство защиты средней полости задвижки от превышения давления
RU2660684C1 (ru) * 2017-06-19 2018-07-09 Акционерное общество "Завод энергетического оборудования Энергопоток" Устройство защиты средней полости задвижки от превышения давления и задвижка с устройством защиты средней полости от превышения давления
WO2020126027A1 (en) * 2018-12-21 2020-06-25 Abb Schweiz Ag Valve
US11774004B2 (en) * 2021-09-27 2023-10-03 Flowserve Pte. Ltd. Pressurized dual packing seal valve
CN113883299A (zh) * 2021-09-28 2022-01-04 无锡市亚迪流体控制技术有限公司 密封结构及包含该结构的阀装置
CN115962287B (zh) * 2022-11-25 2023-10-27 无锡美瑞克阀门制造有限公司 一种充气密封的半圆顶阀

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1572922A (en) * 1919-05-22 1926-02-16 Francis X Govers Balanced packing for shafts
US2555640A (en) * 1945-12-29 1951-06-05 Phillips Petroleum Co Packing gland lubricator
US2691773A (en) * 1951-07-23 1954-10-12 Harold V Lichtenberger Valve leak detector
FR1169163A (fr) * 1957-03-07 1958-12-23 Cocard Jules Sa Dispositif d'étanchéité pour des appareils de robinetterie véhiculant des liquides et fluides précieux, dangereux ou corrosifs
DE1110966B (de) * 1957-11-22 1961-07-13 Dewrance & Co Dichtungsanordnung, insbesondere fuer Ventilspindeln, mit einem die Spindel umgebenden Dichtungsbalg
DE1784531U (de) * 1958-05-23 1959-03-05 Klein Schanzlin & Becker Ag Spindelabdichtung fuer absperrorgane.
DE1111601B (de) * 1959-06-09 1961-07-27 Basf Ag Druckausgleich fuer Gleitringdichtungen an Druckbehaeltern
US3319647A (en) * 1964-01-17 1967-05-16 Cooper Bessemer Corp Valve packing construction for valves used at low temperatures
DE2002464A1 (de) * 1970-01-21 1971-07-29 Otto Tuchenhagen Ventil mit Wasserschloss
IT938532B (it) * 1971-09-17 1973-01-25 Ama Sistema perfezionato per la tenuta di alberi rotanti uscenti da un recipiente sottoposto sia a pressio ne che a depressione interna
US3719203A (en) * 1971-10-13 1973-03-06 Int Standard Electric Corp Safety valve for oil filled cable
DE7315152U (de) * 1972-04-24 1975-07-10 Nuovo Pignone Spa Vorrichtung zur Wellenabdichtung gegen Hochdruck mittels Sperröl
DE2220404A1 (de) * 1972-04-26 1973-11-15 Maschf Augsburg Nuernberg Ag Hubkolbenmaschine
US4052997A (en) * 1972-11-27 1977-10-11 Lorenzo Bruce L De Leak detection arrangement for valve having sealing means
US3896280A (en) * 1974-03-13 1975-07-22 Us Army Valve position indicator
US4177998A (en) * 1978-08-25 1979-12-11 Acf Industries, Incorporated Packing gland assembly
DE8511057U1 (de) * 1985-04-16 1985-10-03 Bodendorfer, Gerhard, 7505 Ettlingen Druckhaltekopf
GB8602475D0 (en) * 1986-01-31 1986-03-05 Flexibox Ltd Mechanical seals
DE3724276A1 (de) * 1987-07-22 1989-02-02 Hans Hucke Vorrichtung zur verhinderung von leckagen an einem eine abgedichtete fluidkammer aufweisenden bauteil
US4972867A (en) * 1989-11-03 1990-11-27 Ruesch J O Valve stem seal leak protection and detection apparatus

Also Published As

Publication number Publication date
CH689567A5 (it) 1999-06-15
FR2696807B1 (fr) 1995-02-17
ITMI922328A1 (it) 1994-04-09
GB2271413B (en) 1996-08-14
CZ289470B6 (cs) 2002-01-16
NL9301724A (nl) 1994-05-02
ITMI922328A0 (it) 1992-10-09
GB9320703D0 (en) 1993-11-24
IT1255676B (it) 1995-11-10
CN1089708A (zh) 1994-07-20
DE4334262C2 (de) 1999-02-18
US5365971A (en) 1994-11-22
NL194649C (nl) 2002-10-04
JPH07293703A (ja) 1995-11-10
ES2068775B1 (es) 1998-07-01
NL194649B (nl) 2002-06-03
DE4334262A1 (de) 1994-04-14
BE1007604A3 (fr) 1995-08-22
ES2068775R (pt) 1997-12-16
RU2094681C1 (ru) 1997-10-27
FR2696807A1 (fr) 1994-04-15
CZ211393A3 (en) 1994-04-13
CN1033405C (zh) 1996-11-27
ES2068775A2 (es) 1995-04-16
GB2271413A (en) 1994-04-13

Similar Documents

Publication Publication Date Title
BR9304190A (pt) Sistema de vedacao particularmente apropriado para valvulas de processo
BR9405708A (pt) Sistema de processo de rotulagem
BR9408046A (pt) Sistema de refrigeração em tandem
BR8204781A (pt) Sistema e processo de controlee pneumatico para maquinas
BR9205852A (pt) Aparelho de radiotelefonia, e processo de seleção de sistema alternativo para aparelho de radiotelefonia
BR9404783A (pt) Sistema submarino e processo para estender um sistema submarino
BR9406957A (pt) Sistema e processo para modelagem geométrica parameétrica aperfeiçoada
BR9403491A (pt) Sistema de freio
BR9507341A (pt) Sistema de válvula
BR9406456A (pt) Sistema de vedação
BR9502758A (pt) Sistema e método para inspecionar lentes
BR9405889A (pt) Dispositivo de centragem especialmente para válvulas de direção
BR9602877A (pt) Processo e sistema para purificação de água servida
BR9705707A (pt) Sistema de comunicação por satélite e processo para o mesmo
BR9406340A (pt) Processo e sistema para selecionar um enlace livre
BR9401762A (pt) Sistema de telealarme
BR9404156A (pt) Processo para purificação de indigo
IT1272821B (it) Sistema di tenuta laterale per valvole
ITVA930015A0 (it) Sistema di sicurezza per veicoli
BR9400809A (pt) Processo para tratamento de um sistema aquoso
BR9207069A (pt) Sistema de microscopia
BR9201708A (pt) Sistema integrado de vedacao
BR7201888U (pt) Sistema de vedaçao para válvulas de altas temperaturas.
BR9303715A (pt) Sistema e método de produção de petróleo
IT231239Y1 (it) Sistema di tenuta per raccordi filettati

Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 08/10/2013