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WO2002008494B1 |
A fan flow sensor (70) for a hydrogen generating proton exchange member electrolysis cell includes a switching device (394) and a sail (380) disposed in communication with the switching device. The sail is configured to actuate the switc...
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WO/2002/016672A2 |
The present invention provides a method of detecting a short incident in an electrochemical cell (e.g., a Simons electrochemical fluorination cell or bipolar flow cell) using means for detecting vibration to detect vibration of an extern...
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WO/2002/014225A1 |
The prey electrolyzing silver or gold stick in a cup with electrical power supplied, consisting of the cup, the silver or gold stick, the circuit plate, power connection part, and the spring for power connection part, wherein said silver...
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WO/2002/008493A1 |
A reactant source for an electrolysis cell includes a vessel configured to contain water, a funnel disposed in integrated communication with the vessel, and a door disposed over the funnel. The door may be slidably or pivotally mounted o...
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WO/2002/008492A1 |
An apparatus for the recovery of a halogen or pseudohalogens from a halide compound in solution; wherein the apparatus includes; an electrochemical cell including, an electrode assembly including at least a first and second electrodes in...
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WO/2002/008495A1 |
A hydrogen/oxygen supply system which has an electrolytic cell separated into an anode side and a cathode side by a solid electrolytic membrane, which is so constituted as to supply pure water to the electrolytic cell to produce hydrogen...
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WO/2002/008496A2 |
The invention concerns a motorised device for adjusting the interelectrodic gap in mercury cathode electrolysis cells, mainly consisting of a frame, to which a number of anodes are suspended, movable in the vertical direction by means of...
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WO/2002/009207A2 |
A method and apparatus is provided for an electrochemical cell system. The electrochemical cell system includes: an electrochemical cell; an energy source configured for providing a quantity of energy to the electrochemical cell; a sensi...
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WO/2001/098560A2 |
An electrolytic tank for electrolysing a liquid to produce a gas has a plurality of electrolysis chambers positioned adjacent each other and having common walls, the common walls comprising the electrodes for the electrolysis chambers an...
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WO/2001/098559A1 |
The invention relates to a method for producing metal hydroxides or alkaline metal carbonates by anode dissolution of the corresponding metals and precipitation of the hydroxides or alkaline carbonates in an aqueous medium. The anode dis...
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WO/2001/086026A1 |
The invention relates to a bipolar multi-purpose electrolytic cell for high current loads comprised of a tenter frame, two electrode edge plates with metal electrode sheets and power supply and of bipolar electrode plates, which are each...
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WO/2001/079706A2 |
Electrolytic cells are described. The cells comprise the electrolyte K¿2?HPO¿4?, or a less alkaline phosphate buffer solution, electrodes having a modified composition, or a combination of the electrolyte and a modified composition ele...
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WO/2001/078164A2 |
The present invention concerns a method and apparatus for monitoring electrolyser performances and for diagnosing and predictive identification of faults and events that could affect the manufacturing processes that uses electrolysers. T...
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WO/2001/077412A1 |
A fluorine gas generating apparatus for subjecting a mixed molten salt containing hydrogen fluoride to electrolysis to form a high purity fluorine gas, which comprises an electrolysis vessel separated by a partition wall (28) into an ano...
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WO/2001/070018A2 |
The invention relates to a method and a device for combating fungi in plants (24) that are kept in a closed nutrition system, especially in greenhouse cultivation, by adding Cu ions to the nutrient solution (2). The concentration of nutr...
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WO/2001/068945A2 |
A water electrolysis system includes a water electrolysis cell stack (12) having an anode and a cathode. A water storage tank (14) having an outlet is disposed above the cell stack and communicates with an inlet of one of the anode and t...
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WO/2001/063011A1 |
This invention relates to an apparatus and a method for the on-site generation of relatively small quantities of a halogen gas, preferably chlorine gas. The apparatus has at least one electrolytic cell having an anolyte section and a cat...
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WO/2001/061074A1 |
An electrolytic ozone water production method, wherein an anode (3) provided with an ozone generating catalytic function is disposed on one surface of a solid polymer electrolyte membrane (5) and a cathode (4) on the other surface of the...
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WO/2001/059184A1 |
The invention concerns a device for short-circuiting an electrolytic cell (18), connected in series to at least another electrolytic cell in an electrolysis room, designed to be connected to the terminals of the electrolytic cells such t...
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WO/2001/053568A1 |
An electrolysis cell comprises a housing (12) receiving a plurality of parallel electrodes (21) separated by guides to define a plurality of passageways (28) through which an electrolyte solution is flowed from an inlet (29) end to an ou...
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WO/2001/047054A1 |
An electrochemical cell system is disclosed, wherein a MEA (40) is provided within a vessel (32). The MEA includes a first electrode (36), a second electrode (38), and a membrane disposed between and in intimate contact with the first el...
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WO/2001/045192A1 |
An electrochemical cell system includes a hydrogen electrode; an oxygen electrode; a membrane disposed between the hydrogen electrode and the oxygen electrode; and a compartmentalized storage tank (42). The compartmentalized storage tank...
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WO/2001/038607A1 |
The invention relates to a process for production of an alkaline hydrogen peroxide solution and an acidified alkali metal salt solution containing chlorate in an electrochemical cell including an anode compartment (2) provided with an an...
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WO/2001/038608A1 |
A water electrolyzing device comprising an oxygen separating tank for storing pure water to be fed to the electrolytic cell, a pure water circulating line arranged to feed the pure water from the oxygen separating tank to the electrolyti...
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WO/2001/027037A1 |
An apparatus for producing high-concentration electrolytic water is provided. Forming a pair of electrodes facing each other using a platinum (Pt) alloy containing palladium (Pd) prolongs the electrode life. Forming slits on the facing e...
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WO/2001/017908A1 |
The present invention relates to an electrolytic device for a water supply system, comprising an electrolytic cell which is provided with electrodes over which a voltage difference is applied, characterized in that the voltage difference...
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WO/2001/016398A1 |
Each of a plurality of unit cells for multi-pole filter press type electrolytic tank, including an anode-side pan-like frame having an anode room and an anode-side gas/liquid separation room extending along the entire length of the upper...
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WO/2001/016399A1 |
An improved process for providing hydrogen from an electrolytic cell having an anolyte solution having an anolyte liquid level; a catholyte solution having a catholyte liquid level; generating oxygen at an oxygen pressure above the anoly...
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WO/2001/010785A1 |
In one embodiment, the present invention relates to a process for recovering an onium compound from waste solutions or synthetic solutions containing the onium compound and impurities including the steps: contacting the waste solution or...
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WO/2001/010215A1 |
An electrolysis unit (10, 210, 310) has an anode (16, 216, 316) and a gas diffusion cathode (18, 218, 318). Air is fed to the cathode (18, 218) to generate peroxide species, such as hydrogen peroxide, peroxide ions, or peroxide radicals ...
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WO/2001/006038A1 |
An improved method of separating hydrogen gas entrained with a first aqueous electrolytic solution of a water electrolyser for producing said hydrogen and said oxygen gas entrained with a second aqueous electrolyte solution, said method ...
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WO/2001/004383A1 |
A method for electrolysis of an alkali chloride wherein a salt water is introduced to an anode chamber of an ion-exchange membrane alkali chloride electrolytic cell having a gas diffusion cathode and an oxygen-containing gas is introduce...
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WO/2000/070126A1 |
Apparatus and a process for providing oxygen and hydrogen at a desired minimum pressure from an electrolyser comprising an anolyte solution having an anolyte liquid level; a catholyte solution having a catholyte liquid level; oxygen gene...
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WO/2000/070262A1 |
A hydrogen replenishment system for providing hydrogen to a hydrogen-receiving apparatus, the system comprising: (i) an electrolytic cell for providing source hydrogen; (ii) a compressor means for providing outlet hydrogen at an outlet p...
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WO/2000/069773A1 |
An energy distribution network for providing hydrogen fuel to a user comprising; energy source means; hydrogen production means to receive the energy from the energy resource means; hydrogen fuel user means to receive hydrogen from the h...
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WO/2000/068462A1 |
The invention relates to a method for producing spherical nickel hydroxide by anodically dissolving a nickel electrode and by precipitating nickel hydroxide in a completely and thoroughly mixed electrolysis cell. An electrolysis brine wi...
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WO/2000/066811A1 |
Disclosed are an apparatus for electrolyzing water to obtain oxygen and hydrogen gas in a large quantity in a short time, and its method. The inventive water electrolysis apparatus and its method is constructed, including an electrolytic...
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WO/2000/060140A1 |
An electrolytic cell using an oxygen cathode, for use in an ion-exchange membrane type electrolytic soda process or the like, the electrolytic cell having; a structure, wherein, for effective supply and discharge of a caustic liquid and ...
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WO/2000/042926A1 |
A surgical snare instrument includes an elongate tubular sheath (12) having proximal (14), and distal (16) ends; a flexible torqued shaft (18) having proximal (20), and distal (22) ends extending through and axially movable relative to t...
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WO/2000/039362A2 |
The present invention relates to a unique electrochemical cell stack which employs an electrically conductive pressure pad. The pressure pad is composed of material compatible with the electrochemical cell environment and is disposed on ...
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WO/2000/032845A1 |
The present invention pertains to electrolytic diaphragm cells, particularly for the electrolysis of brine to produce chlorine and caustic. The innovation resides generally in the discovery that electrolytic cell operation can be desirab...
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WO/2000/026442A1 |
The invention relates to an electrochemical half cell (1) which consists of at least one membrane (4), an electrode (3) as anode or cathode which optionally produces gas, optionally an outlet (8; 16) for the gas and a support structure (...
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WO/2000/024674A1 |
The method reduces the concentration of multivalent metal cations such as calcium, magnesium, iron, nickel, and chromium in brine solution containing a water-soluble metal chelating agent such as sodium gluconate. The method comprises su...
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WO/2000/024950A1 |
In a method of reducing the cathodic overvoltage of an electrolytic cell, which contains a cathode compartment, a cathode and a catholyte solution situated within said cathode compartment, an anode compartment, an anode and an anolyte so...
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WO/2000/024949A1 |
In a method of reducing the cathodic overvoltage of an electrolytic cell, which contains a cathode compartment, a cathode and a catholyte solution situated within said cathode compartment, an anode compartment, an anode and an anolyte so...
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WO/2000/022191A1 |
A high pressure electrolyser as represented in the figure, having a number of electrolysis chambers being held in frame (1), being separated by membrane (2) to which the electrodes (3) are pressed. The electrodes are electrically connect...
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WO/2000/019554A1 |
A flow-frame for forming a sub-assembly; said sub-assembly comprising a bipolar electrode and an ion-selective membrane mounted on said flow-frame and wherein said sub-assembly may be stacked together with other such sub-assemblies to cr...
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WO/2000/017418A1 |
An efficient method of producing hydrogen by high temperature steam electrolysis that will lower the electricity consumption to an estimated 65 percent lower than has been achievable with previous steam electrolyzer systems. This is acco...
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WO/2000/014303A1 |
Apparatus for the electrolytic production of gas, including a gas generating device which has a main body with an internal chamber therein which serves as a receptacle which in use, is partially filled with an electrolytic solution with ...
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WO/2000/013193A1 |
Medical devices are provided which utilize a highly flexible cable of two and preferably three or more strands of wire. The strands are twined to form a wire rope which is drawn through successive dies to reduce its diameter until the ou...
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