BWXT NUCLEAR ENERGY, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G21C NUCLEAR REACTORS 2322
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 419
 
  
 
G21D NUCLEAR POWER PLANT 49
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS371
 
  
 
1302 POWER TRANSFORMERS, RECTIFIERS, BATTERIES AND ACCUMULATORS332
 
  
 
B66C CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES 229
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 258
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR265
 
  
 
B25J MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES 157
 
  
 
F28G CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OF BOILERS 17

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0300,628 COMPACT NUCLEAR REACTOR WITH INTEGRAL STEAM GENERATORMay 16, 16Oct 13, 16[G21C, F22B, G21D]
2016/0176,685 APPARATUS FOR AUTOMATED POSITIONING OF EDDY CURRENT TEST PROBEFeb 26, 16Jun 23, 16[G01M, G01N, G01D, B66C]
2015/0027,499 MULTI-ANGLE SLUDGE LANCEJul 24, 14Jan 29, 15[F28G]
2013/0044,850 NUCLEAR REACTOR REFUELING METHODS AND APPARATUSESAug 19, 11Feb 21, 13[G21C]
2012/0207,261 Nuclear Power FacilityFeb 06, 12Aug 16, 12[G21C, G21D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9620250 Spacer gridFeb 02, 12Apr 11, 17[G21C]
9593684 Pressurized water reactor with reactor coolant pumps operating in the downcomer annulusJul 28, 11Mar 14, 17[F04D, G21C]
9583221 Integrated emergency core cooling system condenser for pressurized water reactorJun 15, 11Feb 28, 17[G21C]
9558855 Pressurized water reactor with upper plenum including cross-flow blocking weirNov 10, 11Jan 31, 17[F04D, G21C]
9523496 Integral pressurized water reactor with external steam drumJan 17, 12Dec 20, 16[G21C, F22B]
9406406 Control rod with outer hafnium skinDec 12, 11Aug 02, 16[G21C]
9394908 Pressurized water reactor with upper vessel section providing both pressure and flow controlMay 17, 11Jul 19, 16[F04D, G21C, G21D]
9378853 Support structure for a control rod assembly of a nuclear reactorOct 21, 10Jun 28, 16[G21C]
9343187 Compact nuclear reactor with integral steam generatorSep 27, 10May 17, 16[G21C]
9336908 Pressurized water reactor with upper vessel section providing both pressure and flow controlOct 26, 11May 10, 16[F04D, G21C, G21D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
9217437 Pressurized water reactor with upper vessel section providing both pressure and flow controlWithdrawnMay 17, 11Dec 22, 15[F04D, G21C, G21D]
9208903 Compact nuclear reactor with integral steam generatorWithdrawnSep 27, 10Dec 08, 15[G21C]
2013/0156,143 EMERGENCY CORE COOLING SYSTEM (ECCS) FOR NUCLEAR REACTOR EMPLOYING CLOSED HEAT TRANSFER PATHWAYSAbandonedDec 14, 11Jun 20, 13[F28D, G21C]

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