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Dominion Engineering, Inc. Patents
Assignee:
Dominion Engineering, Inc.
Address:
Reston, VA
No. of patents:
8
Patents:












Patent Number Title Of Patent Date Issued
8262806 Low-pressure sludge removal method and apparatus using coherent jet nozzles September 11, 2012
Provided area cleaning apparatus and an associated method of using the disclosed apparatus wherein the apparatus utilizes one or more nozzles configured to provide a coherent stream of one or more cleaning fluids for removing accumulated fine particulate matter, sludge, from surfaces.
8052879 Apparatus and method for increasing filter capacity using ultrasonic regeneration November 8, 2011
A filter system and associated methods of filtering utilize a combination of ultrasonically enhanced backwashing and a modified filter media configurations for increasing the specific loading on a portion of the filter media, thereby tending to increase the total particulate holding
7967918 Low-pressure sludge removal method and apparatus using coherent jet nozzles June 28, 2011
Provided area cleaning apparatus and an associated method of using the disclosed apparatus wherein the apparatus utilizes one or more nozzles configured to provide a coherent stream of one or more cleaning fluids for removing accumulated fine particulate matter, sludge, from surfaces.
7344602 Scale conditioning agents and treatment method March 18, 2008
An improved scale conditioning composition and method is disclosed that results in improved dissolution and disruption of tube scale, hardened sludge and other deposits composed primarily of highly densified magnetite such as those found in heat exchange vessels, particularly steam g
7134441 High throughput ultrasonic cleaner for irradiated nuclear fuel assemblies November 14, 2006
A passive assembly for operating two cleaning chambers using a single filtration system having a flow diverter assembly is disclosed. The flow diverter assembly is actuated by a fuel assembly when a fuel assembly is inserted into the cleaning chamber. The flow diverter assembly acts so
6955706 Liquid degassing system for power plant system layup October 18, 2005
A system for producing and maintaining high purity degassed layup water for use in a power plant system during a layup period is disclosed. The liquid degassing system includes a degassing assembly for removing a predetermined amount of the undesired gases under vacuum pressure from the
6740168 Scale conditioning agents May 25, 2004
The present invention provides an improved scale conditioning composition and method that results in improved dissolution and disruption of tube scale, hardened sludge and other deposits composed primarily of highly densified magnetite such as those found in heat exchange vessels. After
6572709 Ultrasonic cleaning method June 3, 2003
An ultrasonic cleaning method for cleaning the film, scale and sludge from internal surfaces of tubes, tubesheets, tube support plates and channel heads of steam generators previously exposed to water or steam at temperatures of more than 200.degree. C. introduces an ultrasonic trans

 
 
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