The present invention relates to hydrogencarbonate water and a cleaning method using the hydrogencarbonate water. Provided are hydrogencarbonate water obtained by dissolving carbon dioxide in hydrogen water having a dissolved hydrogen concentration of 0.1 ppm to 2.0 ppm; and a cleaning method comprising cleaning a substrate by immersing the substrate in the hydrogencarbonate water, or spraying the hydrogencarbonate water to the substrate.

A device prepares drinking water by electrolysis, belonging to the technical field of equipment for electrolysis of water. The device includes a water container, at least one pair of a cathode and an anode arranged within the water container, and an electrolysis power source used for supplying electricity to the cathode and the anode; a water-permeable membrane is arranged between the coupled cathode and anode, and the water-permeable membrane covers the anode, the range of the distance between the water-permeable membrane and the cathode being 010 mm. The device, when electrolyzing water, can prepare water which has a low oxidation reduction potential, is rich in hydrogen and has a certain sterilization capability and is suitable for drinking.

The invention relates to a method for cleaning a synthetic surface, in particular to remove metal dirt and/or particles therefrom, said method being characterized by the following steps: a) the synthetic surface is rinsed with deionized water; b) the synthetic surface is rinsed with electrolyzed water; and c) the synthetic surface is rinsed with deionized water.

An apparatus for producing reducing water that maintains a neutral range of pH and exhibits superior reducing force. The apparatus for producing reducing water includes an electrolytic bath including a cathode chamber provided with a cathode, an anode chamber provided with an anode, and an intermediate chamber interposed between the cathode chamber and the anode chamber, wherein the cathode chamber and the intermediate chamber are provided with an inlet through which water is supplied, and an outlet through which water is discharged, a cation exchange membrane is provided between the cathode chamber and the intermediate chamber, and the intermediate chamber includes a cation exchange resin that dissociates hydrogen ions when the cation exchange resin reacts with water.

One embodiment of the invention provides an electrolytic treatment unit comprising a casing, a plate bundle, a cathode and an anode. The casing has a longitudinal axis. The plate bundle is positioned in the casing. The plate bundle comprises a plurality of spaced-apart parallel plates and each plate is positioned normal to the longitudinal axis. The cathode or anode are connected to selected plates of the bundle. Another embodiment of the invention provides an electrolytic treatment unit comprising a casing, a baffle separating the casing into first and second compartment, and a plate bundle positioned in each compartment. A cathode is connected to one bundle and an anode to the other bundle. A product stream is taken from each compartment. To achieve needed throughput at low head, the plates are spaced in the range of 1 cm to 10 cm apart.

Provided is a wastewater treatment process using an electrochemical electrode device. The electrochemical electrode device comprises at least one electrochemical electrode (30) comprising an appropriate electrode plate. The process comprises the following steps: causing water containing an undesired solute to pass through at least one electrochemical electrode (30); applying a direct current to the electrochemical electrode (30) to destroy the undesired solute in the water so as to output water having a lower concentration of the undesired solute. The direct current is adjusted via a specific power control procedure. The control procedure at least comprises the following cycle of an applied current sequence: a period of operation with a preset constant current flowing through an electrochemical electrode (30); applying a reverse constant current to reverse positive and negative electrodes while maintaining an absolute magnitude of the constant current; and a period of operation with the constant current flowing through the electrochemical electrode (30).

A method of manufacturing a product filled with hydrogen water, the method including filling a can container with hydrogen water, and sealing a can lid section onto a can trunk section, wherein the hydrogen water is filled and sealed in a state in contact with an inner surface of a can body, primary overflow overflows the hydrogen water from the can container in a process of filling the can container with the hydrogen water and secondary overflow overflows the hydrogen water from the can body in a process of attaching the can lid section to the can container are performed, and in the process of attaching the can lid section to the can container, the hydrogen water is pushed into the can container while a predetermined pressure is applied to the can lid section while the secondary overflow state is maintained and sealing of the can lid section is performed.

Provided is a method for preventing or treating influenza by administering a therapeutically effective amount of an oxidative reduction potential (ORP) water solution that is stable for at least about twenty-four hours. The ORP water solution administered in accordance with the invention can be combined with one or more suitable carriers. The ORP water solution can be administered alone or, e.g., in combination with one or more additional therapeutic agents.

The present invention relates to an apparatus for generating electrolyzed water, which generates hydrogen water comprising hydrogen molecules in a high concentration. Two sheets of porous cathode plates each provided on the surface thereof with an ion-exchange membrane are provided across an anode plate so as for the ion-exchange membranes to face the anode plate and so as to form a space allowing water to flow therethrough, between the anode plate and each of the ion-exchange membranes, and thus four electrolysis chambers are formed. Thus, here is provided an apparatus for generating electrolyzed water in which there are formed a first water path and a second water path to feed water respectively to the first electrolysis chamber and the second electrolysis chamber formed between the anode plate and the cathode plates, and a third water path to feed water to either of the third electrolysis chamber and the fourth electrolysis chamber formed on the sides of the cathode plates on the other side of the anode plate and to feed the treated water passing through the electrolysis chamber to the other electrolysis chamber.

Provided is a method for preventing or treating sinusitis by administering a therapeutically effective amount of an oxidative reduction potential (ORP) water solution that is stable for at least about twenty-four hours. The ORP water solution administered in accordance with the invention can be combined with one or more suitable carriers. The ORP water solution can be administered alone or, e.g., in combination with one or more additional therapeutic agents.