KOREA NUCLEAR FUEL CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G21C NUCLEAR REACTORS 1231
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 390
 
  
 
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION158
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 177
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9183955 Suspension type high-density storage rack for nuclear fuel assembliesDec 23, 09Nov 10, 15[G21C]
9016553 Method for welding a flange to a guide thimble tube in nuclear fuel assemblyOct 31, 13Apr 28, 15[B23K, G21C]
8958520 Top nozzle for nuclear fuel assembly having spring insert hole improved in fastening stability and method of manufacturing the sameJun 15, 12Feb 17, 15[G21C]
8811566 Guide thimble plug for nuclear fuel assemblyMar 29, 10Aug 19, 14[G21C]
8622277 Apparatus for welding a flange of a guide thimble tube in nuclear fuel assemblyJan 13, 10Jan 07, 14[B23K, B21J]
8537960 Automated cleaning equipment and method for the nuclear fuel-cladding tubeDec 22, 09Sep 17, 13[G21C]
8489222 Machine and method for grinding spacer grid of nuclear fuel assemblyAug 16, 10Jul 16, 13[G06F]
8483348 Method of providing a hold-down force upon a nuclear fuel assemblyJun 20, 12Jul 09, 13[G21C]
8477900 Hold-down spring unit for top nozzle of nuclear fuel assembly having improved hold-down performance and top nozzle for nuclear fuel assembly having the sameMar 26, 10Jul 02, 13[G21C]
8335293 Nuclear fuel grid assembly with hydraulically balanced mixing vane patternMay 04, 09Dec 18, 12[G21C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0182,394 TOP NOZZLE FOR NUCLEAR FUEL ASSEMBLY HAVING SPRING INSERT HOLE IMPROVED IN FASTENING STABILITY AND METHOD OF MANUFACTURING THE SAMEAbandonedMar 26, 10Jul 28, 11[B21K, G21C]
2010/0096,369 Multi-axis laser welding head for spacer gridAbandonedJan 08, 08Apr 22, 10[B23K]
2009/0122,947 Joining Structure Between Top Nozzle and Guide Thimbles In Nuclear Fuel AssemblyAbandonedAug 07, 08May 14, 09[G21C]

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