NL7015084A - - Google Patents

Info

Publication number
NL7015084A
NL7015084A NL7015084A NL7015084A NL7015084A NL 7015084 A NL7015084 A NL 7015084A NL 7015084 A NL7015084 A NL 7015084A NL 7015084 A NL7015084 A NL 7015084A NL 7015084 A NL7015084 A NL 7015084A
Authority
NL
Netherlands
Application number
NL7015084A
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 filed Critical
Publication of NL7015084A publication Critical patent/NL7015084A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/22—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/226—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
    • G01M3/229—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators removably mounted in a test cell
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/046—Combinations of two or more different types of pumps
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems
    • G01M3/205—Accessories or associated equipment; Pump constructions
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L2101/00—Uses or applications of pigs or moles
    • F16L2101/30—Inspecting, measuring or testing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
NL7015084A 1969-10-27 1970-10-14 NL7015084A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86955669A 1969-10-27 1969-10-27

Publications (1)

Publication Number Publication Date
NL7015084A true NL7015084A (fr) 1971-04-29

Family

ID=25353787

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7015084A NL7015084A (fr) 1969-10-27 1970-10-14

Country Status (9)

Country Link
US (1) US3616680A (fr)
JP (1) JPS5125158B1 (fr)
BE (1) BE757352A (fr)
CA (1) CA922584A (fr)
CH (1) CH519137A (fr)
DE (1) DE2049117C2 (fr)
FR (1) FR2066532A5 (fr)
GB (1) GB1330685A (fr)
NL (1) NL7015084A (fr)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968675A (en) * 1974-06-07 1976-07-13 Varian Associates Method and apparatus for preparing a mass spectrometer leak detector system for operation
US4118972A (en) * 1977-08-31 1978-10-10 Container Corporation Of America Apparatus for detecting leaks in composite packages
FR2452699A1 (fr) * 1979-03-28 1980-10-24 Cit Alcatel Dispositif de reniflage pour detecteur de fuites a helium a spectrometre de masse
EP0070341B1 (fr) * 1981-07-22 1985-10-23 COMPAGNIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCATEL S.A. dite: Détecteur de fuites à hélium
US4472962A (en) * 1981-08-03 1984-09-25 Balzers Aktiengesellschaft Low pressure leak detector
DE3133781A1 (de) * 1981-08-26 1983-03-10 Leybold-Heraeus GmbH, 5000 Köln Fuer die durchfuehrung der gegenstrom-lecksuche geeignete turbomolekularpumpe
GB2123153A (en) * 1982-06-30 1984-01-25 Boc Group Plc Leak detector
DE3247975A1 (de) * 1982-12-24 1984-06-28 Balzers Hochvakuum Gmbh, 6200 Wiesbaden Verfahren und vorrichtung zur auffindung von lecks in waenden
JPS59119234A (ja) * 1982-12-24 1984-07-10 Shimadzu Corp リ−クテスト装置
US4534204A (en) * 1983-06-01 1985-08-13 Martin Marietta Corporation Calibration method for ultra sensitive noble gas leak detector
US4735084A (en) * 1985-10-01 1988-04-05 Varian Associates, Inc. Method and apparatus for gross leak detection
GB2190204B (en) * 1986-05-09 1990-10-17 Boc Group Plc Improvement in leak detectors
FR2604522B1 (fr) * 1986-09-26 1989-06-16 Cit Alcatel Installation de detection de fuite a gaz traceur et procede d'utilisation
EP0283543B1 (fr) * 1987-03-27 1991-12-11 Leybold Aktiengesellschaft Appareil de détection de fuites et son fonctionnement
EP0344345B1 (fr) * 1988-06-01 1991-09-18 Leybold Aktiengesellschaft Système à pompe pour un appareil de détection de fuite
ES2069713T3 (es) * 1990-07-06 1995-05-16 Cit Alcatel Conjunto mecanico de bombeo para vacio secundario e instalacion para la deteccion de fuga que utiliza un conjunto de este tipo.
JPH07111389B2 (ja) * 1990-07-10 1995-11-29 アルカテル・セイテ 機械式ポンプ組立及び漏れ検出装置
DE4140366A1 (de) * 1991-12-07 1993-06-09 Leybold Ag, 6450 Hanau, De Lecksucher fuer vakuumanlagen sowie verfahren zur durchfuehrung der lecksuche an vakuumanlagen
DE4228313A1 (de) * 1992-08-26 1994-03-03 Leybold Ag Gegenstrom-Lecksucher mit Hochvakuumpumpe
US5733104A (en) * 1992-12-24 1998-03-31 Balzers-Pfeiffer Gmbh Vacuum pump system
EP0603694A1 (fr) * 1992-12-24 1994-06-29 BALZERS-PFEIFFER GmbH Système à vide
US6289722B1 (en) 1999-07-06 2001-09-18 Visteon Global Tehnologies, Inc. Helium leak tester for vehicle fuel tanks
US20040000200A1 (en) * 2002-06-26 2004-01-01 Seagate Technology Llc Purge system and method for accelerating environmental stress tests
GB0229352D0 (en) * 2002-12-17 2003-01-22 Boc Group Plc Vacuum pumping arrangement and method of operating same
DE10334455B4 (de) 2003-07-29 2013-01-31 Pfeiffer Vacuum Gmbh Lecksuchverfahren und Lecksuchanordnung zur Durchführung des Verfahrens
DE602004013612D1 (de) * 2003-09-26 2008-06-19 Edwards Ltd Erfassung von verunreinigungen in einem durch eine vakuumpumpe gepumpten fluid
GB0411426D0 (en) * 2004-05-21 2004-06-23 Boc Group Plc Pumping arrangement
RU2341783C2 (ru) * 2006-07-24 2008-12-20 Открытое акционерное общество "Ракетно-космическая корпорация "Энергия" имени С.П. Королева" Устройство для определения инертного газа в газовой смеси и способ определения инертного газа в газовой смеси
WO2012066715A1 (fr) * 2010-11-16 2012-05-24 株式会社アルバック Détecteur de fuite
KR102379164B1 (ko) * 2014-07-29 2022-03-25 삼성전자주식회사 가스 내부누출 자동 검사 방법 및 led 칩 제조 방법
WO2017056512A1 (fr) 2015-09-30 2017-04-06 Ｊｆｅスチール株式会社 Procédé de production d'une poudre d'acier allié destinée à la métallurgie des poudres
DE102016210701A1 (de) * 2016-06-15 2017-12-21 Inficon Gmbh Massenspektrometrischer Lecksucher mit Turbomolekularpumpe und Boosterpumpe auf gemeinsamer Welle
CN109253982A (zh) * 2017-07-12 2019-01-22 上海通用检测技术研究所 红外检漏仪
CN112360770A (zh) * 2020-11-09 2021-02-12 上海裕达实业有限公司 手推式智能分子泵机组
CN114235301B (zh) * 2021-11-09 2024-05-03 上海贤日测控科技有限公司 气密性检测系统及其方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1047204A (fr) * 1964-05-26 1900-01-01
DE1648648C3 (de) * 1967-04-12 1980-01-24 Arthur Pfeiffer-Hochvakuumtechnik Gmbh, 6330 Wetzlar Anordnung zur Lecksuche nach dem Massenspektrometer-Prinzip

Also Published As

Publication number Publication date
DE2049117C2 (de) 1983-10-27
DE2049117A1 (de) 1971-05-06
JPS5125158B1 (fr) 1976-07-29
GB1330685A (en) 1973-09-19
CA922584A (en) 1973-03-13
FR2066532A5 (fr) 1971-08-06
CH519137A (de) 1972-02-15
US3616680A (en) 1971-11-02
BE757352A (fr) 1971-03-16

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Legal Events

Date Code Title Description
BN A decision not to publish the application has become irrevocable