FR2352298B1 - - Google Patents

Info

Publication number
FR2352298B1
FR2352298B1 FR7715334A FR7715334A FR2352298B1 FR 2352298 B1 FR2352298 B1 FR 2352298B1 FR 7715334 A FR7715334 A FR 7715334A FR 7715334 A FR7715334 A FR 7715334A FR 2352298 B1 FR2352298 B1 FR 2352298B1
Authority
FR
France
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
FR7715334A
Other versions
FR2352298A1 (fr
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.)
Auergesellschaft GmbH
Original Assignee
Auergesellschaft GmbH
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 Auergesellschaft GmbH filed Critical Auergesellschaft GmbH
Publication of FR2352298A1 publication Critical patent/FR2352298A1/fr
Application granted granted Critical
Publication of FR2352298B1 publication Critical patent/FR2352298B1/fr
Granted 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
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/122—Circuits particularly adapted therefor, e.g. linearising circuits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR7715334A 1976-05-20 1977-05-18 Detecteur de gaz Granted FR2352298A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762622851 DE2622851C3 (de) 1976-05-20 1976-05-20 Gasspürgerät

Publications (2)

Publication Number Publication Date
FR2352298A1 FR2352298A1 (fr) 1977-12-16
FR2352298B1 true FR2352298B1 (fr) 1980-02-01

Family

ID=5978701

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7715334A Granted FR2352298A1 (fr) 1976-05-20 1977-05-18 Detecteur de gaz

Country Status (5)

Country Link
DE (1) DE2622851C3 (fr)
FR (1) FR2352298A1 (fr)
GB (1) GB1575727A (fr)
IT (1) IT1083269B (fr)
NL (1) NL7705592A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3435874A1 (de) * 1984-09-29 1986-04-03 Horst Dipl.-Ing. 2000 Hamburg Krauleidies Verfahren und anordnung zur ueberwachung der fremdgaskonzentration in einem gasfoermigen traegermedium
DE3674373D1 (de) * 1985-07-19 1990-10-25 Heinz Hoelter Verfahren zur schadstoffindikation fuer die einer dem aufenthalt von personen dienenden kabine od.dgl. zugefuehrten luft.

Also Published As

Publication number Publication date
FR2352298A1 (fr) 1977-12-16
GB1575727A (en) 1980-09-24
NL7705592A (nl) 1977-11-22
DE2622851B2 (de) 1978-06-15
DE2622851A1 (de) 1977-11-24
DE2622851C3 (de) 1979-02-15
IT1083269B (it) 1985-05-21

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Legal Events

Date Code Title Description
ST Notification of lapse