| 摘要 |
<p>1475570 Disinfecting water MINES DE POTASSE D'ALSACE SA 1 Nov 1974 [5 Nov 1973] 47412/74 Heading ClC Apparatus for the treatment of water by the action on bromide ions of hypochlorite ions the quantity of which is regulated in response to measurement of the amount of active bromine present in the treated water, comprises a main circuit with pumping means which effect the circulation of the treated water and filtering means, wherein the system includes (a) a first branch circuit comprising a pipe connected to the main circuit having a valve the opening of which is controlled by measurement of the amount of active bromine in the treated water, said pipe feeding into a storage vessel which provides a supply of the hypochlorite, and a pipe for the discharge of the hypochlorite and its introduction into the main circuit downstream of the filtering means, and (b) a second branch circuit comprising a pipe which is connected to the main circuit before the point of injection of the hypochlorite, a cell for the measurement of the amount of active bromine in the treated water and a pipe for the delivery of the water from the cell. Specification 1,327,531 is referred to.</p> |
