SEVERN TRENT WATER PURIFICATION, INC.
|SEVERN TRENT WATER PURIFICATION, INC. Patent applications|
|Patent application number||Title||Published|
|20140076817||Method and System for Treating Produced Water - Embodiments of the present invention provide systems and methods for purifying produced water, comprising a closed loop cation exchange unit, a closed loop anion exchange unit, and an intermediate degasifier.||03-20-2014|
|20130020257||Mainstream Wastewater Treatment - One or more embodiments of the present invention relate to a short cut or shortened method for the removal of nitrogen from wastewater by pairing an aerobic fixed-film biological reactor with an anoxic fixed-film biological reactor under unique operating conditions.||01-24-2013|
|20120061592||Method and System for Achieving Optimal UV Water Disinfection - Methods and systems are provided for enhancing the ultraviolet output of a water disinfection apparatus by: (i) maintaining the source of the U V radiation at a stable operating temperature and (ii) facilitating an efficient transfer of microwave energy to the source of the UV radiation.||03-15-2012|
|20100314305||Underdrain Apparatus - An underdrain apparatus includes one or more underdrain blocks and an anchor assembly that includes one or more support members. Each of the underdrain blocks includes a top wall, a bottom wall, a pair of opposing side walls, a pair of opposing end walls, and a center separation wall that extends between the pair of opposing end walls. The center separation wall of at least one of the underdrain blocks may have one or more apertures formed therein, the apertures configured to receive at least one of the support members. One or more of the side walls of the pair of opposing side walls of the underdrain blocks may have one or more side clips. At least one of the side clips defines an aperture for receiving a support member.||12-16-2010|
|20090139935||Ballast Tank Circulation Management System - A method for managing ballast tank circulation system comprising a means for adding one or more halogens in controlled amounts to the water within the ballast tank. Test streams of water from the ballast tank can be analyzed to determine the level of halogens in the test stream to provide a halogen content signal. A controller receives the signal and compares the signal to a set point indicative of the level of halogen desired within the ballast tank to maintain, increase, or decrease the amount of chemical added to the water within the ballast tank in controlled amounts.||06-04-2009|
Patent applications by SEVERN TRENT WATER PURIFICATION, INC.