FR2301007B1 - - Google Patents

Info

Publication number
FR2301007B1
FR2301007B1 FR7522657A FR7522657A FR2301007B1 FR 2301007 B1 FR2301007 B1 FR 2301007B1 FR 7522657 A FR7522657 A FR 7522657A FR 7522657 A FR7522657 A FR 7522657A FR 2301007 B1 FR2301007 B1 FR 2301007B1
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
FR7522657A
Other languages
French (fr)
Other versions
FR2301007A1 (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.)
Draegerwerk AG and Co KGaA
Original Assignee
Draegerwerk AG and Co KGaA
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 Draegerwerk AG and Co KGaA filed Critical Draegerwerk AG and Co KGaA
Publication of FR2301007A1 publication Critical patent/FR2301007A1/fr
Application granted granted Critical
Publication of FR2301007B1 publication Critical patent/FR2301007B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/10—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables
    • G01P5/12—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables using variation of resistance of a heated conductor
    • 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
    • G01N27/18—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 changes in the thermal conductivity of a surrounding material to be tested

Landscapes

  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR7522657A 1975-02-11 1975-07-21 Procede et dispositif pour determiner la composition et la vitesse des gaz Granted FR2301007A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2505669A DE2505669B2 (de) 1975-02-11 1975-02-11 Verfahren und Gasanalysator zur Messung der Wärmeleitfähigkeit eines Gasgemisches

Publications (2)

Publication Number Publication Date
FR2301007A1 FR2301007A1 (fr) 1976-09-10
FR2301007B1 true FR2301007B1 (enrdf_load_stackoverflow) 1980-01-25

Family

ID=5938587

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7522657A Granted FR2301007A1 (fr) 1975-02-11 1975-07-21 Procede et dispositif pour determiner la composition et la vitesse des gaz

Country Status (6)

Country Link
DE (1) DE2505669B2 (enrdf_load_stackoverflow)
DK (1) DK255875A (enrdf_load_stackoverflow)
FR (1) FR2301007A1 (enrdf_load_stackoverflow)
GB (1) GB1544818A (enrdf_load_stackoverflow)
NL (1) NL7506344A (enrdf_load_stackoverflow)
SE (1) SE426990B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4849636A (en) * 1988-05-18 1989-07-18 Mine Safety Appliances Company Analyzer with compensation
DE102005000964B3 (de) * 2005-01-07 2006-07-06 Dräger Medical AG & Co. KG Vorrichtung und Verfahren zur Messung einer Volumenstromdifferenz
EP2204555B1 (en) 2009-01-02 2011-08-03 Sensirion AG Ammonia storage system
EP2392898B1 (en) 2010-06-04 2017-12-13 Sensirion AG Sensor system
EP3301441B1 (de) * 2016-09-30 2018-11-07 Siemens Aktiengesellschaft Wärmeleitfähigkeitsdetektor für gasgemische mit mindestens drei komponenten

Also Published As

Publication number Publication date
FR2301007A1 (fr) 1976-09-10
NL7506344A (nl) 1976-08-13
DE2505669C3 (enrdf_load_stackoverflow) 1979-08-02
SE7511016L (sv) 1976-08-12
DK255875A (da) 1976-08-12
SE426990B (sv) 1983-02-21
GB1544818A (en) 1979-04-25
DE2505669B2 (de) 1978-11-23
DE2505669A1 (de) 1976-09-02

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Legal Events

Date Code Title Description
ST Notification of lapse