FR2136772A5 - - Google Patents

Info

Publication number
FR2136772A5
FR2136772A5 FR7215203A FR7215203A FR2136772A5 FR 2136772 A5 FR2136772 A5 FR 2136772A5 FR 7215203 A FR7215203 A FR 7215203A FR 7215203 A FR7215203 A FR 7215203A FR 2136772 A5 FR2136772 A5 FR 2136772A5
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
FR7215203A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2136772A5 publication Critical patent/FR2136772A5/fr
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
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/417—Systems using cells, i.e. more than one cell and probes with solid electrolytes
    • 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
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/407—Cells and probes with solid electrolytes for investigating or analysing gases
    • G01N27/4073—Composition or fabrication of the solid electrolyte
    • G01N27/4074—Composition or fabrication of the solid electrolyte for detection of gases other than oxygen
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/005—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods investigating the presence of an element by oxidation
    • 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
    • G01N33/18—Water
    • G01N33/1806—Water biological or chemical oxygen demand (BOD or COD)
FR7215203A 1971-04-30 1972-04-28 Expired FR2136772A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7105976A NL7105976A (fr) 1971-04-30 1971-04-30

Publications (1)

Publication Number Publication Date
FR2136772A5 true FR2136772A5 (fr) 1972-12-22

Family

ID=19813059

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7215203A Expired FR2136772A5 (fr) 1971-04-30 1972-04-28

Country Status (8)

Country Link
US (1) US3819499A (fr)
BE (1) BE782869A (fr)
CA (1) CA951792A (fr)
DE (1) DE2220976A1 (fr)
FR (1) FR2136772A5 (fr)
GB (1) GB1376987A (fr)
IT (1) IT952808B (fr)
NL (1) NL7105976A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478817A1 (fr) * 1980-03-20 1981-09-25 Bosch Gmbh Robert Detecteur de mesure polarographique pour la determination de la teneur en oxygene dans des gaz
EP0035400B1 (fr) * 1980-03-03 1985-05-29 Ford Motor Company Limited Appareil et procédé pour mesurer la pression partielle d'un gaz
EP0310053A2 (fr) * 1987-09-30 1989-04-05 Messer Griesheim Gmbh Procédé pour déterminer des concentrations d'hydrogène

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4092227A (en) * 1971-11-11 1978-05-30 Battelle Development Corporation Process for catalyzing chemical reactions
JPS5315397B2 (fr) * 1972-05-02 1978-05-24
US3958937A (en) * 1973-06-07 1976-05-25 Toray Industries, Inc. Method and apparatus for determining total oxygen demand of combustible materials in aqueous dispersion
US3927979A (en) * 1974-06-10 1975-12-23 Westinghouse Electric Corp Technique for measuring the carbon monoxide and reactive hydrocarbon content of a gas
US4088543A (en) * 1976-09-10 1978-05-09 Westinghouse Electric Corp. Technique for protecting sensing electrodes in sulfiding environments
DE2832043A1 (de) * 1978-07-21 1980-01-31 Hoechst Ag Verfahren zum quantitativen bestimmen des sauerstoffbedarfs von oxidierbare stoffe enthaltendem wasser
JPS5543433A (en) * 1978-09-25 1980-03-27 Toshiba Corp Alkali metal vapor concentration measuring unit
US4391690A (en) * 1980-08-26 1983-07-05 Westinghouse Electric Corp. Apparatus for monitoring SO2 concentrations
CA1180917A (fr) * 1981-05-22 1985-01-15 Westinghouse Electric Corporation Calorimetre pour mesurer le rendement thermique des carburants gazeux
JPS60187854A (ja) * 1984-03-07 1985-09-25 Shinya Otsuka 酸素濃度測定装置
US5007988A (en) * 1987-09-08 1991-04-16 Westinghouse Electric Corp. Method for determining the concentration of a plurality of combustible gases in a stream
IT1252679B (it) * 1991-11-12 1995-06-23 Erba Strumentazione Procedimento ed apparecchiatura per la determinazione del contenuto in alogeni di una sostanza
DE102008013754A1 (de) * 2008-03-12 2009-09-17 Lar Process Analysers Ag Messverfahren und Messanordnung zur Bestimmung des Gehalts eines chemischen Elements oder eines anderen Wasserqualitätsparameters in Frisch- oder Abwasser
US11346554B2 (en) * 2019-09-30 2022-05-31 Rosemount Inc. Combustion analyzer with simultaneous carbon monoxide and methane measurements

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3296435A (en) * 1964-07-06 1967-01-03 Dow Chemical Co Method and apparatus for determining the total carbon content of aqueous systems
US3560156A (en) * 1965-05-03 1971-02-02 Dow Chemical Co Determining the oxygen demand of combustible materials in aqueous dispersions
NL6710038A (fr) * 1967-07-20 1969-01-22
US3527567A (en) * 1967-09-15 1970-09-08 Shell Oil Co Analytical distillation by gas chromatography
US3650934A (en) * 1969-11-14 1972-03-21 Westinghouse Electric Corp Oxygen control and measuring apparatus
BE786000R (fr) * 1970-10-30 1973-01-08 Dow Chemical Co Determination de la demande en oxygene de matieres combustiblesen dispersions

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0035400B1 (fr) * 1980-03-03 1985-05-29 Ford Motor Company Limited Appareil et procédé pour mesurer la pression partielle d'un gaz
FR2478817A1 (fr) * 1980-03-20 1981-09-25 Bosch Gmbh Robert Detecteur de mesure polarographique pour la determination de la teneur en oxygene dans des gaz
EP0310053A2 (fr) * 1987-09-30 1989-04-05 Messer Griesheim Gmbh Procédé pour déterminer des concentrations d'hydrogène
EP0310053A3 (fr) * 1987-09-30 1990-07-25 Messer Griesheim Gmbh Procédé pour déterminer des concentrations d'hydrogène

Also Published As

Publication number Publication date
CA951792A (en) 1974-07-23
BE782869A (fr) 1972-10-30
NL7105976A (fr) 1972-11-01
US3819499A (en) 1974-06-25
GB1376987A (en) 1974-12-11
DE2220976A1 (de) 1972-11-09
IT952808B (it) 1973-07-30

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Legal Events

Date Code Title Description
ST Notification of lapse