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Class 205/792.5 - Using ion exchange resin


Subclass of Class 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
Definition: Subject matter in which an ion exchange resin is employed.
No. of patents: 17
Last issue date: 07/03/2007


NumberTitleIssue Date
7237430Method and apparatus for enhanced detection of a specie using a gas chromatograph
The invention includes a method and apparatus for a chromatography system having a chromatographic column for separating gases in a mixture from one another and an electrochemical gas sensor coupled to the chromatographic column for detecting a gas being emitted fro...
07/03/2007
7232511Multi-gas/vapor electrochemical sensor for the detection and monitoring of chemical and biological agents
A silicon substrate device is formed to include circuitry for testing for various agents of interest. The novel solid state miniaturized microprocessor based electro-chemical sensor device includes a substrate with a plurality of electrodes formed thereon for sensin...
06/19/2007
7151069Manufacturing processes of catalyst layer for fuel cell
The feature of the process for ultra-low alloy catalyst loading electrode according to this invention is to reduce its alloy formation period of aging process subsequent to hydrogen reduction process of catalyst ions after ion exchange process of proton for their io...
12/19/2006
6265224Sample processing method using ion exchange resin
The present invention relates to methods in which ion exchange resins are used to reduce the amount of substances which interfere with nucleic acid hybridization in samples. The methods also stabilize the samples. Kits containing the ion exchange resins r...
07/24/2001
6039861Electrochemical reactions
The invention provides an electrochemical reaction wherein a controlled amount of a first reagent is generated electrochemically at an electrode in electrical contact with a solution of an electrochemically inert salt, comprising applying a suitable elect...
03/21/2000
5876577Electrochemical oxygen sensor
An electrochemical oxygen sensor comprises an impermeable substrate and a plurality of conductive layers applied thereto by thick film deposition. At least one conductive layer comprises an electrode and a conductor connected to the electrode. The electro...
03/02/1999
5840171Electrochemical reactions
The invention provides an electrochemical reaction wherein a controlled amount of a first reagent is generated electrochemically at an electrode in electrical contact with a solution of an electrochemically inert salt, comprising applying a suitable elect...
11/24/1998
5770039Method and apparatus for measuring and controlling active oxygen concentration in a bleach environment
The present invention provides an arrangement of equipment and an overall process for the measurement and control of active bleach concentration in a bleach environment of an industrial laundry or cleaning system. As a preferred embodiment the primary pie...
06/23/1998
5611904Electrochromatography apparatus
The invention provides fittings for the ends of electrochromatography cols. Each fitting includes an annular electrode surrounding one end of the passage electrical fields to be applied. The fitting also contains a passageway for eluant flowing into or o...
03/18/1997
5607567Protamine-responsive polymeric membrane electrode
A polymeric membrane electrode gives potentiometric responses to macromolles, such as protamine, in solution or biological specimens. A protamine-responsive membrane includes a lipophilic cation-exchange material for ionic macromolecules in a specially f...
03/04/1997
5558756Method for geo-electrochemical sampling
This invention relates to a novel geo-electro-chemical sampling electrode and process. More specifically, this invention pertains to a novel ion collection electrode, and process, which can be used in the remote sampling of ions contained in ground water....
09/24/1996
5527446Gas sensor
A gas sensor including an electrochemical sensor cell which has a anion-eange solid polymer electrolyte membrane with three attached electrodes is provided. The sensor cell contains no liquid electrolyte and is operated in the potentiostatic as well as t...
06/18/1996
5049247Method for detecting and locating an electrolyte
A method for monitoring for the presence of an electrolyte and for locating the electrolyte upon its presence uses a system comprising an electrically conductive locating member and an electrically conductive source member, between which an electrical con...
09/17/1991
5045163Electrochemical method for measuring chemical species employing ion exchange material
An electrode, preferably of a conductive polymer, has on its surface, preferably over all of its surface, an ion exchange material, preferably of significant thickness. Such a coated electrode may be used for sensing the presence or measuring the concentr...
09/03/1991
4888098Method and articles employing ion exchange material
An electrode, preferably of a conductive polymer, has on its surface, preferably over all of its surface, an ion exchange material, preferably of significant thickness. Such a coated electrode may be used for sensing the presence or measuring the concentr...
12/19/1989
4404065Electrochemical detection system and method of analysis
An electrochemical detection apparatus is provided. The apparatus comprises a flow-cell having at least one active testing electrode, at least one reference electrode, and at least one counter electrode. Each electrode comprises a liquid impervious solid ...
09/13/1983
4357143Determining ion concentration
A method for determining the concentration of a specific ion in a solution which involves dividing the solution to be analyzed into two portions. One portion is treated with an ion exchange resin with the other portion being treted with a reagent, e.g., a...
11/02/1982
 
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