GB1459704A - Gas detection apparatus - Google Patents

Gas detection apparatus

Info

Publication number
GB1459704A
GB1459704A GB1283375A GB1283375A GB1459704A GB 1459704 A GB1459704 A GB 1459704A GB 1283375 A GB1283375 A GB 1283375A GB 1283375 A GB1283375 A GB 1283375A GB 1459704 A GB1459704 A GB 1459704A
Authority
GB
United Kingdom
Prior art keywords
detection apparatus
gas detection
housing
gas
closed ends
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB1283375A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GAS MEASUREMENT INSTR Ltd
Teledyne Gas Measurement Instruments Ltd
Original Assignee
GAS MEASUREMENT INSTR Ltd
Gas Measurement Instruments Ltd GB
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 GAS MEASUREMENT INSTR Ltd, Gas Measurement Instruments Ltd GB filed Critical GAS MEASUREMENT INSTR Ltd
Priority to GB1283375A priority Critical patent/GB1459704A/en
Publication of GB1459704A publication Critical patent/GB1459704A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/16—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by burning or catalytic oxidation of surrounding material to be tested, e.g. of gas
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)

Abstract

1459704 Gas detection apparatus GAS MEASUREMENT INSTRUMENTS Ltd 27 March 1975 12833/75 Heading G1N Gas detection apparatus includes a housing 10 constituted by two die-cast aluminium alloy containers 11, 12 arranged with their closed ends in mutual abutment, one of the boxes housing an electrically-operable gas sensor and the other housing one or more electric storage batteries for powering the sensor, and the electrical leads which pass from one container to the other are a close fit in apertures extending through the closed ends 30A, 31A of the containers.
GB1283375A 1975-03-27 1975-03-27 Gas detection apparatus Expired GB1459704A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1283375A GB1459704A (en) 1975-03-27 1975-03-27 Gas detection apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1283375A GB1459704A (en) 1975-03-27 1975-03-27 Gas detection apparatus

Publications (1)

Publication Number Publication Date
GB1459704A true GB1459704A (en) 1976-12-31

Family

ID=10011975

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1283375A Expired GB1459704A (en) 1975-03-27 1975-03-27 Gas detection apparatus

Country Status (1)

Country Link
GB (1) GB1459704A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402329A1 (en) * 1977-09-02 1979-03-30 Auergesellschaft Gmbh GAS DETECTOR AND MEASUREMENT DEVICE
FR2450497A1 (en) * 1979-03-02 1980-09-26 Hartmann & Braun Ag APPARATUS FOR THE ANALYSIS OF GASES OR LIQUIDS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402329A1 (en) * 1977-09-02 1979-03-30 Auergesellschaft Gmbh GAS DETECTOR AND MEASUREMENT DEVICE
FR2450497A1 (en) * 1979-03-02 1980-09-26 Hartmann & Braun Ag APPARATUS FOR THE ANALYSIS OF GASES OR LIQUIDS

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930327