NL7012200A - - Google Patents

Info

Publication number
NL7012200A
NL7012200A NL7012200A NL7012200A NL7012200A NL 7012200 A NL7012200 A NL 7012200A NL 7012200 A NL7012200 A NL 7012200A NL 7012200 A NL7012200 A NL 7012200A NL 7012200 A NL7012200 A NL 7012200A
Authority
NL
Netherlands
Application number
NL7012200A
Other versions
NL145678B (nl
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 NL7012200A publication Critical patent/NL7012200A/xx
Publication of NL145678B publication Critical patent/NL145678B/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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
    • G01N27/68—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas
    • G01N27/70—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas and measuring current or voltage

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
NL707012200A 1970-06-30 1970-08-18 Inrichting voor het aantonen van halogeenhoudende gassen. NL145678B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH994370A CH506062A (de) 1970-06-30 1970-06-30 Verfahren zum Betrieb einer Halogennachweisdiode und Vorrichtung zur Durchführung des Verfahrens

Publications (2)

Publication Number Publication Date
NL7012200A true NL7012200A (enrdf_load_stackoverflow) 1972-01-03
NL145678B NL145678B (nl) 1975-04-15

Family

ID=4357362

Family Applications (1)

Application Number Title Priority Date Filing Date
NL707012200A NL145678B (nl) 1970-06-30 1970-08-18 Inrichting voor het aantonen van halogeenhoudende gassen.

Country Status (7)

Country Link
US (1) US3739260A (enrdf_load_stackoverflow)
JP (1) JPS5531895B1 (enrdf_load_stackoverflow)
CH (1) CH506062A (enrdf_load_stackoverflow)
DE (1) DE2050653C3 (enrdf_load_stackoverflow)
FR (1) FR2096215A5 (enrdf_load_stackoverflow)
GB (1) GB1325242A (enrdf_load_stackoverflow)
NL (1) NL145678B (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2408218C3 (de) * 1974-02-21 1983-11-03 Ehlen, Karl Josef, Dr., 5000 Köln Schaltungsanordnung zum Nachweis von Gasen
FR2438840A1 (fr) * 1978-10-11 1980-05-09 Hitachi Ltd Detecteur d'ionisation du sodium
DE3590817T1 (enrdf_load_stackoverflow) * 1985-06-27 1987-05-14
US5198774A (en) * 1987-12-17 1993-03-30 Williams Ii William J Gas monitoring apparatus
US4910463A (en) * 1987-12-17 1990-03-20 Sentech Corporation Halogen monitoring apparatus
US5444435A (en) * 1990-03-19 1995-08-22 Williams, Ii; William J. Halogen monitoring apparatus
US5448905A (en) * 1993-11-26 1995-09-12 Transducer Research, Inc. Solid-state chemical sensor apparatus and methods
US5767683A (en) * 1996-07-26 1998-06-16 Stearns; Stanley D. System for detecting compounds in a gaseous sample using photoionization, electron capture detection, and a constant current feedback control circuit which responds to compound concentration
US6644098B2 (en) 2001-01-18 2003-11-11 Advanced Test Products, Inc. Heated electrode refrigerant detector utilizing one or more control loop
US6703840B2 (en) 2001-04-19 2004-03-09 Advanced Test Products, Inc. Methods and apparatuses for automatic process control for biasing and testing heated electrode refrigerant sensors
US6649876B2 (en) 2001-04-19 2003-11-18 Advanced Test Products, Inc. Methods and apparatuses for automatic process control for firing and biasing heated electrode refrigerant sensors
CA2470115C (en) * 2001-12-13 2013-10-01 The University Of Wyoming Research Corporation Doing Business As Western Research Institute Volatile organic compound sensor system
US8324905B2 (en) * 2010-03-01 2012-12-04 Woodward, Inc. Automatic variable gain amplifier
US8779362B1 (en) 2012-04-16 2014-07-15 Ted J. Amundsen Infrared acid detector and method
US11046196B2 (en) 2018-07-26 2021-06-29 Ford Global Technologies, Llc Charge port covering assembly and method
CN111595926B (zh) * 2020-05-18 2022-09-27 中国计量科学研究院 在线过程质谱仪及在线过程质谱仪自调节方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1310211A (enrdf_load_stackoverflow) * 1961-01-03 1963-03-06
US3160809A (en) * 1963-08-06 1964-12-08 Lion Res Corp Current-source transducer high-voltage low-current power supply system
US3292090A (en) * 1964-07-01 1966-12-13 Gen Electric Ion gauge system having overload protection
US3438259A (en) * 1967-05-31 1969-04-15 Midwest Research Inst Vacuum system pressure change detection
US3617734A (en) * 1967-06-07 1971-11-02 Melpar Inc Detection system for monitoring gaseous components in air

Also Published As

Publication number Publication date
CH506062A (de) 1971-04-15
DE2050653C3 (de) 1974-10-03
US3739260A (en) 1973-06-12
GB1325242A (en) 1973-08-01
NL145678B (nl) 1975-04-15
FR2096215A5 (enrdf_load_stackoverflow) 1972-02-11
DE2050653A1 (de) 1972-01-05
JPS5531895B1 (enrdf_load_stackoverflow) 1980-08-21
DE2050653B2 (de) 1974-03-07

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Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: BALZERS

V4 Lapsed because of reaching the maximum lifetime of a patent