BWXT CANADA, LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G21C NUCLEAR REACTORS 835
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 646
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 518
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 452
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 342
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS297
 
  
 
B23B TURNING; BORING 151
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS173
 
  
 
F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 148
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0082,282 TUBE SUPPORT SYSTEM FOR NUCLEAR STEAM GENERATORSAug 29, 16Mar 23, 17[F28D, F28F, F22B]
2016/0300,628 COMPACT NUCLEAR REACTOR WITH INTEGRAL STEAM GENERATORMay 16, 16Oct 13, 16[G21C, F22B, G21D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9558855 Pressurized water reactor with upper plenum including cross-flow blocking weirNov 10, 11Jan 31, 17[F04D, G21C]
9429314 Tube support system for nuclear steam generatorsSep 19, 13Aug 30, 16[F28D, F28F, F22B]
9347662 Tube support system for nuclear steam generatorsSep 19, 13May 24, 16[F28D, F28F, F22B]
9343187 Compact nuclear reactor with integral steam generatorSep 27, 10May 17, 16[G21C]
8794302 Nubbed U-bend tube supportFeb 18, 14Aug 05, 14[F28D, F28F]
8695688 Nubbed U-bend tube supportJul 18, 07Apr 15, 14[F28F]
8681928 Pressurizer baffle plate and pressurized water reactor (PWR) employing sameMay 16, 11Mar 25, 14[G21C]
8619942 Radioactive debris trapApr 26, 13Dec 31, 13[G21C]
8572847 Tube support system for nuclear steam generatorsJul 25, 08Nov 05, 13[F28F, B21D]
8549748 Tube support system for nuclear steam generatorsJul 25, 08Oct 08, 13[F28F, B21D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
9208903 Compact nuclear reactor with integral steam generatorWithdrawnSep 27, 10Dec 08, 15[G21C]
2010/0276,550 TUBE SUPPORT STRUCTUREAbandonedApr 29, 09Nov 04, 10[F16L, B23P]

Top Inventors for This Owner

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