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Class Information
Number: 205/780
Name: Electrolysis: processes, compositions used therein, and methods of preparing the compositions > Electrolytic analysis or testing (process and electrolyte composition) > For halogen or halogen containing compound > Using electrode containing precious metal or free carbon
Description: Subject matter in which an electrode containing silver (Ag), gold (Au), a platinum group metal, or free carbon (C) (e.g., graphite, carbon fibers, etc.) is used.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7087150 Chloramine amperometric sensor Aug. 8, 2006
6372105 Apparatus for measuring a silver or halogen ion concentration Apr. 16, 2002
6261440 Interference free biosensor Jul. 17, 2001
6224745 Process and device for continuously detecting at least one substance in a gaseous or liquid mixture by means of a sensor electrode May. 1, 2001
6129824 Electrochemical sensor for the detection of hydrogen chloride Oct. 10, 2000
6129831 Hydrogen peroxide sensor Oct. 10, 2000
5958214 Electrochemical sensor with a solid electrolyte for measuring the gas concentration Sep. 28, 1999
5948236 Determination of chlorate ion concentration using microelectrodes Sep. 7, 1999
5944969 Electrochemical sensor with a non-aqueous electrolyte system Aug. 31, 1999
5908546 Detection of hydrogen chloride Jun. 1, 1999
5525197 Electrochemical detector cell, method and pyrolysis furnace Jun. 11, 1996
5460710 Electro-analysis of liquids and sensing elements for use therein Oct. 24, 1995
5456811 Method and apparatus for measuring silver ion activity Oct. 10, 1995
5437773 Method for monitoring environmental and corrosion Aug. 1, 1995
5437772 Portable lead detector Aug. 1, 1995
5403451 Method and apparatus for pulsed electrochemical detection using polymer electroactive electrodes Apr. 4, 1995
5393399 Amperometric measuring device having an electrochemical sensor Feb. 28, 1995
5376243 Process for the determination of iodine in low concentration in a nitrate solution, particularly a uranyl nitrate solution Dec. 27, 1994
5286358 Method of analyzing the complexing power of a pickling liquor Feb. 15, 1994
5273631 Method for continuously determining concentration of chloride ions and bromide ions contained in serum Dec. 28, 1993
5230783 Electrolytic cell and process for the labeling of proteins and peptides Jul. 27, 1993
5198988 Method of determining optimum operating conditions in an electrochemical detector and electrochemical detector using the method Mar. 30, 1993
5118398 Method and an apparatus for detecting ionizable substance Jun. 2, 1992
5102528 Ag.sub.2 S membrane, process for its preparation and process for its use in detecting silver or halide ions in solution Apr. 7, 1992
5002644 Method for monitoring sulfates and chlorides at low concentration Mar. 26, 1991
4992738 Device for the measuring of gas, vapor or aerosol fractions of a measured gas Feb. 12, 1991
4988418 Method of electrically measuring the concentration of acids Jan. 29, 1991
4988948 Method for the automatic line calibration of a sensor for measuring the concentration of a liquid phase dissolved electrochemical substance Jan. 29, 1991
4942133 Procedure for the continuous analysis of the chloride ions present in the overhead waters of a hydrocarbon distillation column Jul. 17, 1990
4818348 Method and apparatus for identifying and quantifying simple and complex chemicals Apr. 4, 1989
4810331 Surfactant sensing electrode for potentiometric titrations Mar. 7, 1989
4778570 Process for determining the organic halogen content of organic samples Oct. 18, 1988
4773969 Chlorine ion-selective electrode Sep. 27, 1988
4627893 Means and methods for quantitative determination of analyte in liquids Dec. 9, 1986
4619739 Method and apparatus for measuring halogen ion concentration Oct. 28, 1986
4605473 Hypochlorite activated gold electrode and measuring system and method Aug. 12, 1986
4461998 Ion selective measurements Jul. 24, 1984
4440603 Apparatus and method for measuring dissolved halogens Apr. 3, 1984
4400242 Electrochemical method of determining oxygen, halothane and nitrous oxide Aug. 23, 1983
4317705 Method for measuring concentration of oxidant or reductant Mar. 2, 1982
4278507 Method for amperometric measurement of the free-chlorine content in a solution Jul. 14, 1981
4207157 Method for controlling halogen ion concentration in a photographic processing solution Jun. 10, 1980
4199412 Halide ion-selective devices and method Apr. 22, 1980
4199411 Halide ion-selective devices and methods of determining halides Apr. 22, 1980
4171246 Method for determining ionic activity of components of liquid drops Oct. 16, 1979
4129479 Method of analyzing residual chlorine Dec. 12, 1978
4076596 Apparatus for electrolytically determining a species in a fluid and method of use Feb. 28, 1978
4049382 Total residual chlorine Sep. 20, 1977
4028197 Method for monitoring available chlorine in swimming pools Jun. 7, 1977
3972783 Method of testing a toxic agent alarm with a nontoxic simulant of methanesulfonyl halide Aug. 3, 1976

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