DE3821979C2 - - Google Patents

Info

Publication number
DE3821979C2
DE3821979C2 DE3821979A DE3821979A DE3821979C2 DE 3821979 C2 DE3821979 C2 DE 3821979C2 DE 3821979 A DE3821979 A DE 3821979A DE 3821979 A DE3821979 A DE 3821979A DE 3821979 C2 DE3821979 C2 DE 3821979C2
Authority
DE
Germany
Prior art keywords
cleaning gas
gas
bypass tube
sensors
oxygen
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 - Lifetime
Application number
DE3821979A
Other languages
German (de)
English (en)
Other versions
DE3821979A1 (de
Inventor
Masato Kunitachi Tokio/Tokyo Jp Maeda
Hideo Tachikawa Tokio/Tokyo Jp Takeuchi
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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Electric Corp
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
Priority claimed from JP16160187A external-priority patent/JPS646753A/ja
Priority claimed from JP62327916A external-priority patent/JPH0713626B2/ja
Application filed by Yokogawa Electric Corp filed Critical Yokogawa Electric Corp
Publication of DE3821979A1 publication Critical patent/DE3821979A1/de
Application granted granted Critical
Publication of DE3821979C2 publication Critical patent/DE3821979C2/de
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
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/74—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables of fluids

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 Magnetic Means (AREA)
DE3821979A 1987-06-29 1988-06-29 Paramagnetischer sauerstoff-analysator Granted DE3821979A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16160187A JPS646753A (en) 1987-06-29 1987-06-29 Magnetic oximeter
JP62327916A JPH0713626B2 (ja) 1987-12-24 1987-12-24 磁気式酸素計

Publications (2)

Publication Number Publication Date
DE3821979A1 DE3821979A1 (de) 1989-01-12
DE3821979C2 true DE3821979C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-05-08

Family

ID=26487673

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3821979A Granted DE3821979A1 (de) 1987-06-29 1988-06-29 Paramagnetischer sauerstoff-analysator

Country Status (2)

Country Link
US (1) US4860574A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3821979A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2589593B2 (ja) * 1990-10-22 1997-03-12 株式会社堀場製作所 電磁誘導式導電率計
DE29612850U1 (de) * 1996-07-24 1997-08-21 Siemens AG, 80333 München Einrichtung zur Gasanalyse in explosionsgefährdeten Bereichen
US5932794A (en) * 1996-09-18 1999-08-03 Hartman & Braun Gmbh & Co. Kg Instrument for magnetic measurement of oxygen
DE10251130B4 (de) * 2002-11-02 2005-04-21 Dräger Medical AG & Co. KGaA Messgasküvette für eine Vorrichtung zur Messung der Konzentration eines paramagnetischen Gases
EP1424553A3 (de) * 2002-11-29 2004-10-13 ABB PATENT GmbH Einrichtung mit Aufhängung eines Probenkörpers
EP1832865A4 (en) * 2004-12-28 2008-09-10 Yokogawa Electric Corp Infrared gas analyzer
EP1775582A1 (en) * 2005-10-14 2007-04-18 General Electric Company Paramagnetic gas analyzer with detector mounting
EP1840563B1 (en) * 2006-03-29 2012-07-25 General Electric Company Measuring gas components together with a paramagnetic gas
US8220311B2 (en) * 2009-12-03 2012-07-17 General Electric Company System and method for measuring concentration of a paramagnetic gas
CN120177607B (zh) * 2025-05-22 2025-07-22 成都联帮医疗科技股份有限公司 一种基于制氧设备的氧气检测方法、设备及存储介质

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3045474A (en) * 1959-07-01 1962-07-24 Hartmann & Braun Ag Gas analyser
US3302448A (en) * 1963-09-26 1967-02-07 Honeywell Inc Apparatus for supervising the proportion of a magnetically active component in a fluid
DE1279973B (de) * 1966-06-15 1968-10-10 Bergwerksverband Gmbh Messgeraet zur Anzeige der Differenz des Sauerstoffgehaltes zweier Gase
US3486364A (en) * 1967-03-06 1969-12-30 Bergwerksverband Gmbh Oxygen determination
US3471776A (en) * 1968-01-09 1969-10-07 Hays Corp Fluid bridge method and means of detecting gases having magnetic susceptibility
DE1926510B2 (de) * 1969-05-23 1971-11-11 Vorrichtung zur analyse von gasen auf komponenten mit paramagnetischer suszeptibilitaet
DE2522914C3 (de) * 1975-05-23 1980-07-31 Siemens Ag, 1000 Berlin Und 8000 Muenchen Meßgerät zur Bestimmung des Sauerstoffanteils in einem Gasgemisch
DE2531849C3 (de) * 1975-07-16 1978-06-01 Siemens Ag, 1000 Berlin Und 8000 Muenchen Einrichtung zur Bestimmung des Sauerstoffanteils eines Gasgemisches
DE2701084A1 (de) * 1977-01-12 1978-07-13 Siemens Ag Vorrichtung zur analyse eines gasgemischs auf komponenten mit paramagnetischer suszeptibilitaet

Also Published As

Publication number Publication date
US4860574A (en) 1989-08-29
DE3821979A1 (de) 1989-01-12

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee