DOMINION ENGINEERING, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 1048
 
  
 
B01D SEPARATION 3131
 
  
 
C11D DETERGENT COMPOSITIONS 263
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 221
 
  
 
F28G CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OF BOILERS 26
 
  
 
G21C NUCLEAR REACTORS 241
 
  
 
C23G CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS 112
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
G21F PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR 121

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9841184 Method and apparatus for evaluating repair and remediation alternatives for heat exchangersFeb 25, 11Dec 12, 17[G06F, F28G, F22B]
9767927 Particulate removal systemDec 12, 12Sep 19, 17[G21C, B01D]
9498802 Methods of reusing a cleaning solutionJul 25, 13Nov 22, 16[G21F, B08B, F28G, C23G, F22B, C11D]
8459277 Chemical cleaning method and system with steam injectionDec 03, 09Jun 11, 13[B08B]
8372206 High power density ultrasonic fuel cleaning with planar transducersJan 14, 09Feb 12, 13[B08B]
8262806 Low-pressure sludge removal method and apparatus using coherent jet nozzlesMay 16, 11Sep 11, 12[B08B]
8197602 Ultrasonic jet-pump cleanerJan 21, 09Jun 12, 12[B08B]
8052879 Apparatus and method for increasing filter capacity using ultrasonic regenerationMay 30, 08Nov 08, 11[B01D]
7967918 Low-pressure sludge removal method and apparatus using coherent jet nozzlesJun 29, 07Jun 28, 11[B08B]
7857911 Scale conditioning agents and treatment methodApr 01, 05Dec 28, 10[B08B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0079,243 SCALE CONDITIONING AGENTS AND TREATMENT METHODAbandonedDec 13, 10Apr 07, 11[C23G]

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