CZ284460B6 - Turbostroj s axiální plynovou třecí ucpávkou - Google Patents

Turbostroj s axiální plynovou třecí ucpávkou Download PDF

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Publication number
CZ284460B6
CZ284460B6 CZ931308A CZ130893A CZ284460B6 CZ 284460 B6 CZ284460 B6 CZ 284460B6 CZ 931308 A CZ931308 A CZ 931308A CZ 130893 A CZ130893 A CZ 130893A CZ 284460 B6 CZ284460 B6 CZ 284460B6
Authority
CZ
Czechia
Prior art keywords
gas
seal
housing
pressure
primary
Prior art date
Application number
CZ931308A
Other languages
Czech (cs)
English (en)
Other versions
CZ130893A3 (en
Inventor
Hans Schmohl
Heinrich Lorenzen
Original Assignee
Sulzer-Escher Wyss Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4225615&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CZ284460(B6) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sulzer-Escher Wyss Ag filed Critical Sulzer-Escher Wyss Ag
Publication of CZ130893A3 publication Critical patent/CZ130893A3/cs
Publication of CZ284460B6 publication Critical patent/CZ284460B6/cs

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
    • 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
    • F16J15/3492—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member with monitoring or measuring means associated with the seal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • F01D11/06—Control thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/14—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to other specific conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0292—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/122—Shaft sealings using sealing-rings especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/122—Shaft sealings using sealing-rings especially adapted for elastic fluid pumps
    • F04D29/124—Shaft sealings using sealing-rings especially adapted for elastic fluid pumps with special means for adducting cooling or sealing 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
    • F16J15/16—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
    • F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CZ931308A 1992-07-02 1993-06-29 Turbostroj s axiální plynovou třecí ucpávkou CZ284460B6 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH208892A CH686525A5 (de) 1992-07-02 1992-07-02 Turbomaschine .

Publications (2)

Publication Number Publication Date
CZ130893A3 CZ130893A3 (en) 1994-12-15
CZ284460B6 true CZ284460B6 (cs) 1998-12-16

Family

ID=4225615

Family Applications (1)

Application Number Title Priority Date Filing Date
CZ931308A CZ284460B6 (cs) 1992-07-02 1993-06-29 Turbostroj s axiální plynovou třecí ucpávkou

Country Status (6)

Country Link
US (1) US5412977A (enExample)
EP (1) EP0576859B1 (enExample)
JP (1) JPH06105055B2 (enExample)
CH (1) CH686525A5 (enExample)
CZ (1) CZ284460B6 (enExample)
DE (2) DE4225642C1 (enExample)

Families Citing this family (104)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4328856C2 (de) * 1993-08-27 1997-02-13 Thyssen Stahl Ag Sperrgasabdichtung an einer Welle einer Durchführung eines unter Überdruck stehenden Gehäuses, insbesondere einer Gichtgasentspannungsturbine
DE4419379A1 (de) * 1994-05-27 1995-12-07 Mannesmann Ag Turboverdichter für Gase
DE4422594A1 (de) * 1994-06-28 1996-01-04 Abb Patent Gmbh Kondensationsturbine mit mindestens zwei Dichtungen zur Abdichtung des Turbinengehäuses
DE19501900A1 (de) * 1995-01-23 1996-07-25 Klein Schanzlin & Becker Ag Gleitringdichtung für Kesselspeisepumpen
JP2766875B2 (ja) * 1995-04-10 1998-06-18 日本ピラー工業株式会社 軸封システム装置
GB2300028B (en) * 1995-04-20 1999-02-10 Dresser Rand Co A shaft seal
DE19523713C2 (de) * 1995-06-22 1997-04-24 Mannesmann Ag Verfahren und Vorrichtung zur Sicherung der Funktionstüchtigkeit von Gasdichtungen bei Turboverdichtern
AU1192897A (en) 1995-06-23 1997-01-22 Revolve Technologies Inc. Dry seal contamination prevention system
EP0781948A1 (de) * 1995-12-29 1997-07-02 Sulzer Turbo AG Turbomaschine für nicht ideale Prozessgase
JP3911047B2 (ja) 1996-04-30 2007-05-09 ソニー株式会社 録画予約制御システム及び録画予約制御方法
US5753799A (en) * 1996-10-25 1998-05-19 Assen Exports, Inc. Life cycle testing of swivel joints
DE19724308A1 (de) * 1997-06-09 1998-12-10 Burgmann Dichtungswerk Feodor Diagnosesystem für Gleitringdichtung
US6623238B2 (en) 1998-08-21 2003-09-23 Honeywell International, Inc. Air turbine starter with seal assembly
US6318958B1 (en) 1998-08-21 2001-11-20 Alliedsignal, Inc. Air turbine starter with seal assembly
EP1008759A1 (en) * 1998-12-10 2000-06-14 Dresser Rand S.A Gas compressor
US6524059B1 (en) * 1999-07-23 2003-02-25 Hitachi, Ltd. Turbo fluid machinery and dry gas seal used for the machinery
US6330790B1 (en) 1999-10-27 2001-12-18 Alliedsignal, Inc. Oil sump buffer seal
EP1290367A4 (en) * 1999-12-06 2003-09-03 Crane John Inc DEVICE FOR MONITORING A SEAL
GB0001801D0 (en) * 2000-01-26 2000-03-22 Cryostar France Sa Apparatus for reliquiefying compressed vapour
GB0004239D0 (en) 2000-02-24 2000-04-12 Crane John Uk Ltd Seal assemblies
US6802689B2 (en) * 2000-03-09 2004-10-12 Hitachi, Ltd. Turbo type fluid machine and dry gas seal for use therefor
KR100739615B1 (ko) * 2000-12-01 2007-07-13 엘지전자 주식회사 드럼세탁기
US6565095B2 (en) * 2001-07-12 2003-05-20 Honeywell International, Inc. Face seal with internal drain
ITMI20022337A1 (it) * 2002-11-05 2004-05-06 Nuovo Pignone Spa Assieme di bilanciamento di spinta assiale per un
DE20217585U1 (de) * 2002-11-14 2004-04-01 M.E.F. Financing Establishment Sperrdruckdichtung mit Pumpfunktion
GB0306402D0 (en) * 2003-03-20 2003-04-23 Corac Group Plc Modular gas seals cartridge
DE602004006656T2 (de) 2003-03-20 2008-01-31 Aesseal Plc Gleitringdichtung für drehende Maschinen
US7118114B2 (en) * 2003-05-15 2006-10-10 Woodward Governor Company Dynamic sealing arrangement for movable shaft
US7513141B2 (en) * 2003-09-09 2009-04-07 Applied Films Corporation Method for differentially pumping endblock seal cavity
GB0402887D0 (en) * 2004-02-10 2004-03-17 Aesseal Plc Applications for controlling liquid flow through a seal when using a forced circulation barrier fluid suppport system
DE102005015212A1 (de) * 2005-04-02 2006-10-05 Leybold Vacuum Gmbh Wellendichtung
EP1712816A1 (de) * 2005-04-14 2006-10-18 Siemens Aktiengesellschaft Dichtungssystem zur Abdichtung eines Prozessgasraumes gegen einen Dichtraum
US20080260539A1 (en) * 2005-10-07 2008-10-23 Aker Kvaerner Subsea As Apparatus and Method For Controlling Supply of Barrier Gas in a Compressor Module
BRPI0504326A (pt) * 2005-10-11 2007-06-26 Brasil Compressores Sa compressor de fluidos com mancal aerostático, sistema de controle de compressor com mancal aerostático e método de controle de compressor com mancal aerostático
US7426936B2 (en) * 2005-11-29 2008-09-23 Woodward Governor Company Fully independent, redundant fluid energized sealing solution with secondary containment
US20070120084A1 (en) * 2005-11-29 2007-05-31 Stumbo Steven C Fully independent, redundant fluid energized sealing solution with secondary containment
JP4857766B2 (ja) * 2005-12-28 2012-01-18 株式会社日立プラントテクノロジー 遠心圧縮機およびそれに用いるドライガスシールシステム
US7544039B1 (en) 2006-06-14 2009-06-09 Florida Turbine Technologies, Inc. Dual spool shaft with intershaft seal
GB2442970B (en) * 2006-07-11 2008-07-02 Roper Ind Ltd Packing case seal
US7784395B2 (en) * 2007-03-28 2010-08-31 Clyde Union Inc. Zero emissions reciprocating pump
US8511219B2 (en) * 2007-03-28 2013-08-20 Clyde Union Inc. Zero emissions reciprocating pump
DE102007026743A1 (de) 2007-06-06 2008-12-11 Burgmann Industries Gmbh & Co. Kg Verfahren und Vorrichtung zur Ermittlung des momentanen Betriebszustandes einer Gleitringdichtung
DE202008003418U1 (de) 2007-11-22 2008-05-08 Burgmann Industries Gmbh & Co. Kg Doppel-Dichtungsanordnung
DE102008013315A1 (de) * 2008-03-10 2009-09-17 Gallus Druckmaschinen Gmbh Druckwerk und Druckmaschine
US8113764B2 (en) * 2008-03-20 2012-02-14 General Electric Company Steam turbine and a method of determining leakage within a steam turbine
JP5285147B2 (ja) 2008-05-21 2013-09-11 ジョン クレーン インコーポレーテッド シール監視及び制御システム
DE102008031980A1 (de) * 2008-07-07 2010-01-21 Siemens Aktiengesellschaft Verfahren zum Betrieb einer Maschine mit einer Wellendichtung
EP2376821B1 (en) * 2008-12-15 2013-07-10 Flowserve Management Company Seal leakage gas recovery system
WO2010089198A2 (de) * 2009-02-05 2010-08-12 Siemens Aktiengesellschaft Turbomaschine mit einem ausgleichskolben
DE102009012038B4 (de) * 2009-03-10 2014-10-30 Siemens Aktiengesellschaft Wellendichtung für eine Strömungsmaschine
US8061984B2 (en) * 2009-04-06 2011-11-22 Dresser-Rand Company Dry gas blow down seal
DE102009017614A1 (de) * 2009-04-16 2010-10-28 Siemens Aktiengesellschaft Mehrstufiger Turboverdichter
US9039349B2 (en) * 2009-04-28 2015-05-26 Concepts Eti, Inc. Turbocompressor and system for a supercritical-fluid cycle
WO2011100158A2 (en) 2010-02-10 2011-08-18 Dresser-Rand Company Separator fluid collector and method
CH703104A2 (de) * 2010-05-04 2011-11-15 Explo Engineering Gmbh Dichtung und verfahren zum herstellen einer durchzündsperre für druckwellengeneratoren.
US8564237B2 (en) 2010-06-17 2013-10-22 General Electric Company Seal leakage and seal oil contamination detection in generator
US8344676B2 (en) * 2010-06-17 2013-01-01 General Electric Company Seal leakage and seal oil contamination detection in generator
WO2012009159A2 (en) 2010-07-15 2012-01-19 Dresser-Rand Company Radial vane pack for rotary separators
WO2012009158A2 (en) 2010-07-15 2012-01-19 Dresser-Rand Company Enhanced in-line rotary separator
US8657935B2 (en) 2010-07-20 2014-02-25 Dresser-Rand Company Combination of expansion and cooling to enhance separation
WO2012012143A2 (en) 2010-07-21 2012-01-26 Dresser-Rand Company Multiple modular in-line rotary separator bundle
JP5990520B2 (ja) * 2010-07-26 2016-09-14 ドレッサー ランド カンパニーＤｒｅｓｓｅｒ−Ｒａｎｄ Ｃｏｍｐａｎｙ 高圧圧縮系での封止ガス消耗の削減および調定圧力低減のための方法及びシステム
JP5936144B2 (ja) 2010-09-09 2016-06-15 ドレッサー ランド カンパニーＤｒｅｓｓｅｒ−Ｒａｎｄ Ｃｏｍｐａｎｙ 洗浄可能に制御された排水管
JP5231611B2 (ja) * 2010-10-22 2013-07-10 株式会社神戸製鋼所 圧縮機
CN102072322A (zh) * 2011-01-31 2011-05-25 江苏金鹰流体机械有限公司 双端面组合式密封装置
ITCO20110013A1 (it) * 2011-03-29 2012-09-30 Nuovo Pignone Spa Sistemi di chiusura per turboespansori da usare in cicli rankine organici
DE102011007073A1 (de) * 2011-04-08 2012-10-11 Siemens Aktiengesellschaft Wellendichtungsanordnung
DE102011007071A1 (de) * 2011-04-08 2012-10-11 Siemens Aktiengesellschaft Wellendichtungseinsatz
US8955643B2 (en) 2011-04-20 2015-02-17 Dresser-Rand Company Multi-degree of freedom resonator array
US9448133B2 (en) 2011-05-06 2016-09-20 General Electric Company Apparatus, system, and method for testing a turbocharger
US8661876B2 (en) * 2011-05-06 2014-03-04 General Electric Company Apparatus, system, and method for testing a turbocharger
US9145783B2 (en) * 2011-08-03 2015-09-29 Joe Delrahim Seal gas monitoring and control system
EP2584188A1 (en) * 2011-10-19 2013-04-24 Cryostar SAS Cryogenic liquid expansion turbine
US9140269B2 (en) * 2012-03-29 2015-09-22 Solar Turbines Incorporated Dry gas seal assembly
US9664289B2 (en) * 2012-06-06 2017-05-30 General Electric Technology Gmbh Pump sealing device
DE102012219520A1 (de) * 2012-10-25 2014-04-30 Siemens Aktiengesellschaft Prozessgasverdichter-Gasturbinenstrang
FR3000167B1 (fr) * 2012-12-20 2015-08-21 Cryostar Sas Ensemble joint d'etancheite a gaz pour pompes a liquide cryogenique
EP3055595B1 (en) 2013-10-10 2019-12-18 Weir Slurry Group Inc. Shaft seal assembly with contaminant detection system and corresponding method
DE102013227208A1 (de) * 2013-12-30 2015-07-02 Siemens Aktiengesellschaft Dichtsystem für eine Dampfturbine sowie Dampfturbine
US9624785B2 (en) * 2014-01-24 2017-04-18 Solar Turbines Incorporated System for monitoring health of a seal
JP6468859B2 (ja) * 2015-01-23 2019-02-13 三菱重工コンプレッサ株式会社 回転機械システム
WO2016205116A1 (en) * 2015-06-15 2016-12-22 8 Rivers Capital, Llc System and method for startup of a power production plant
CN105466639B (zh) * 2016-01-07 2017-12-12 杭州高品自动化设备有限公司 转子顺畅性总成泄漏台
BR122023003434B1 (pt) 2016-02-23 2024-01-30 John Crane Uk Ltd Sistema de vedação mecânica configurado para detectar autonomamente uma perda de lubrificação dentro de uma interface de vedação deslizante de uma vedação mecânica, sistema de vedação mecânica que tem um subsistema de diagnóstico preditivo customizável configurado para ser adaptado para se adequar às necessidades individuais do onsumidor, condições ambientais particulares e/ou aplicações específicas, e sistema de vedação mecânica configurado para detectar condições de operação e fornecer avaliações de integridade em tempo real a um usuário durante a operação
RU2695171C1 (ru) * 2016-05-25 2019-07-22 Зульцер Мэнэджмент Аг Двойное механическое уплотнение, его стационарное скользящее кольцо и корпус насоса в центробежном насосе
CN106351867A (zh) * 2016-08-30 2017-01-25 柳州市酸王泵阀制造有限公司 一种分体式离心泵密封箱
WO2018142535A1 (ja) * 2017-02-02 2018-08-09 三菱重工コンプレッサ株式会社 回転機械
DE102017202038B4 (de) * 2017-02-09 2022-05-05 Eagleburgmann Germany Gmbh & Co. Kg Gleitringdichtungsanordnung mit Sicherheitsdichtung
IT201700029982A1 (it) * 2017-03-17 2018-09-17 Nuovo Pignone Tecnologie Srl Tenuta a gas
BR102017009824B1 (pt) * 2017-05-10 2023-12-19 Fmc Technologies Do Brasil Ltda Sistema para circulação de gás em espaços anulares de máquinas rotativas
US11441487B2 (en) * 2018-04-27 2022-09-13 Concepts Nrec, Llc Turbomachine with internal bearing and rotor-spline interface cooling and systems incorporating the same
CN108895163A (zh) * 2018-09-21 2018-11-27 卧龙电气南阳防爆集团股份有限公司 一种高温高速复合型轴密封结构
DE102018123728A1 (de) * 2018-09-26 2020-03-26 Man Energy Solutions Se Versorgungssystem eines Dichtungssystems einer Strömungsmaschine und Strömungsmaschine mit einem Dichtungs- und Versorgungssystem
GB201902732D0 (en) * 2019-02-28 2019-04-17 Expro North Sea Ltd Pressure seal with built in testing system
CN110470434B (zh) * 2019-08-07 2021-04-09 中国北方发动机研究所(天津) 一种涡轮增压器的漏气量试验用装置及试验方法
EP3786495A1 (de) * 2019-08-27 2021-03-03 Burckhardt Compression AG Verfahren und vorrichtung zur zustandsüberwachung einer druckpackung eines kolbenkompressors
DE102019123658A1 (de) * 2019-09-04 2021-03-04 Andritz Küsters Gmbh Verfahren zur Überwachung von Dichtungselementen einer fluidisch betätigten Walzenanordnung sowie Walzenanordnung
CN111577399A (zh) * 2020-04-29 2020-08-25 中国核动力研究设计院 双干气密封的超临界二氧化碳涡轮轴端密封方法及装置
HUE065759T2 (hu) * 2020-05-18 2024-06-28 Dover Pumps & Process Solutions Segment Inc Nagynyomású gáz tömítés
US12313052B2 (en) 2021-06-08 2025-05-27 Dover Pumps & Process Solutions Segment, Inc. Expansion chamber for progressive sealing system
CN118056076B (zh) * 2021-10-06 2025-04-04 西门子能源国际公司 涡轮机中具有密封组件的转子结构和与其相关的方法
CN114753890B (zh) * 2022-04-27 2023-10-24 重庆江增船舶重工有限公司 一种超临界二氧化碳透平的干气密封及其泄漏量监测方法
US20250179957A1 (en) * 2023-12-05 2025-06-05 Baker Hughes Oilfield Operations Llc System for passing a driveshaft between hazardous and nonhazardous environments, and method
CN119334564B (zh) * 2024-12-04 2025-06-17 广东恒基金属股份有限公司 一种截止阀多工位气密性检测装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3689908A (en) * 1971-01-04 1972-09-05 Jimmy C Ray Rate of flow alarm
DE2343752A1 (de) * 1973-08-30 1975-03-13 Eickhoff Geb Antriebsmotor fuer im untertagebergbau eingesetzte gewinnungsmaschinen, insbesondere walzenschraemmaschinen
US4193603A (en) * 1978-12-21 1980-03-18 Carrier Corporation Sealing system for a turbomachine
US4573344A (en) * 1984-06-19 1986-03-04 Westinghouse Electric Corp. Valve packing leakage monitoring device
GB2204366B (en) * 1986-01-31 1989-11-15 Flexibox Ltd Mechanical seals
CA1326476C (en) * 1988-09-30 1994-01-25 Vaclav Kulle Gas compressor having dry gas seals for balancing end thrust
CA1309996C (en) * 1988-12-13 1992-11-10 Vaclav Kulle Axial thrust reducing arrangement for gas compressor having an overhung impeller shaft
CH680606A5 (enExample) * 1989-07-12 1992-09-30 Escher Wyss Ag
GB8924733D0 (en) * 1989-11-02 1989-12-20 Flexibox Ltd A mechanical seal
US5028205A (en) * 1989-12-14 1991-07-02 Ingersoll-Rand Company Oil scavenger system for a seal for a rotary shaft
US5137284A (en) * 1990-03-16 1992-08-11 Stein Seal Company Stationary seal ring assembly for use in dry gas face seal assemblies
US5141389A (en) * 1990-03-20 1992-08-25 Nova Corporation Of Alberta Control system for regulating the axial loading of a rotor of a fluid machine
US5170659A (en) * 1991-04-08 1992-12-15 Kemp Development Corporation Apparatus and method for detecting fluid leakage

Also Published As

Publication number Publication date
US5412977A (en) 1995-05-09
CZ130893A3 (en) 1994-12-15
JPH0666158A (ja) 1994-03-08
CH686525A5 (de) 1996-04-15
JPH06105055B2 (ja) 1994-12-21
DE59303414D1 (de) 1996-09-19
DE4225642C1 (enExample) 1993-07-29
EP0576859B1 (de) 1996-08-14
EP0576859A1 (de) 1994-01-05

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Date Code Title Description
IF00 In force as of 2000-06-30 in czech republic
MM4A Patent lapsed due to non-payment of fee

Effective date: 20020629