NL162742B - DEVICE FOR DETECTING GASES OR VAPORS. - Google Patents

DEVICE FOR DETECTING GASES OR VAPORS.

Info

Publication number
NL162742B
NL162742B NL7413135A NL7413135A NL162742B NL 162742 B NL162742 B NL 162742B NL 7413135 A NL7413135 A NL 7413135A NL 7413135 A NL7413135 A NL 7413135A NL 162742 B NL162742 B NL 162742B
Authority
NL
Netherlands
Prior art keywords
vapors
detecting gases
gases
detecting
Prior art date
Application number
NL7413135A
Other languages
Dutch (nl)
Other versions
NL162742C (en
NL7413135A (en
Original Assignee
Balzers Hochvakuum
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 Balzers Hochvakuum filed Critical Balzers Hochvakuum
Publication of NL7413135A publication Critical patent/NL7413135A/en
Publication of NL162742B publication Critical patent/NL162742B/en
Application granted granted Critical
Publication of NL162742C publication Critical patent/NL162742C/en

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
    • 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
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • 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
    • 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
    • G01M3/40—Investigating fluid-tightness of structures by using electric means, e.g. by observing electric discharges
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
NL7413135A 1974-07-18 1974-10-04 DEVICE FOR DETECTING GASES OR VAPORS. NL162742C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH994774A CH580809A5 (en) 1974-07-18 1974-07-18

Publications (3)

Publication Number Publication Date
NL7413135A NL7413135A (en) 1976-01-20
NL162742B true NL162742B (en) 1980-01-15
NL162742C NL162742C (en) 1980-06-16

Family

ID=4357413

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7413135A NL162742C (en) 1974-07-18 1974-10-04 DEVICE FOR DETECTING GASES OR VAPORS.

Country Status (5)

Country Link
CH (1) CH580809A5 (en)
DE (1) DE2523660C3 (en)
FR (1) FR2279100A1 (en)
GB (1) GB1472358A (en)
NL (1) NL162742C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101726523B (en) * 2009-12-01 2013-04-03 福州大学 Ampere detection electrode positioned on temperature modulating column end and manufacturing method thereof

Also Published As

Publication number Publication date
DE2523660C3 (en) 1979-01-18
CH580809A5 (en) 1976-10-15
DE2523660B2 (en) 1978-05-18
FR2279100B1 (en) 1980-04-18
GB1472358A (en) 1977-05-04
NL162742C (en) 1980-06-16
NL7413135A (en) 1976-01-20
DE2523660A1 (en) 1976-01-29
FR2279100A1 (en) 1976-02-13

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee