HOLTEC INTERNATIONAL, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G21C NUCLEAR REACTORS 6012
 
  
 
G21F PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR 521
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 943
 
  
 
F26B DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM 822
 
  
 
F28B STEAM OR VAPOUR CONDENSERS 82
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 738
 
  
 
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 489
 
  
 
F01K STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES 424
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 419
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 395

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0061,515 SYSTEM AND METHOD OF STORING AND/OR TRANSFERRING HIGH LEVEL RADIOACTIVE WASTEOct 31, 17Mar 01, 18[G21F, G21C]
2018/0053,576 MANIFOLD SYSTEM FOR THE VENTILATED STORAGE OF HIGH LEVEL WASTE AND A METHOD OF USING THE SAME TO STORE HIGH LEVEL WASTE IN A BELOW-GRADE ENVIRONMENTSep 12, 17Feb 22, 18[G21F]
2018/0040,386 AIR-COOLED HEAT EXCHANGER AND SYSTEM AND METHOD OF USING THE SAME TO REMOVE WASTE THERMAL ENERGY FROM RADIOACTIVE MATERIALSOct 02, 17Feb 08, 18[G21C, G21D]
2018/0025,796 APPARATUS FOR SUPPORTING RADIOACTIVE FUEL ASSEMBLIES AND METHODS OF MANUFACTURING THE SAMEAug 08, 17Jan 25, 18[G21F, G21C]
2018/0025,800 CONTAINER AND SYSTEM FOR HANDLING DAMAGED NUCLEAR FUEL, AND METHOD OF MAKING THE SAMEAug 29, 17Jan 25, 18[G21F, G21C]
2017/0110,210 NUCLEAR WASTE STORAGE CANISTERSOct 17, 16Apr 20, 17[G21F]
2016/0372,224 CANISTER APPARATUS AND BASKET FOR TRANSPORTING, STORING AND/OR SUPPORTING SPENT NUCLEAR FUELJan 06, 15Dec 22, 16[G21F]
2016/0133,346 RACK FOR UNDERWATER STORAGE OF SPENT NUCLEAR FUELNov 06, 15May 12, 16[G21C]
2015/0357,066 HIGH-DENSITY SUBTERRANEAN STORAGE SYSTEM FOR NUCLEAR FUEL AND RADIOACTIVE WASTEJan 10, 14Dec 10, 15[G21F, B09B, B65D]
2015/0336,204 JOINING PROCESS FOR NEUTRON ABSORBING MATERIALSDec 27, 13Nov 26, 15[B23K]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9916911 Systems and methods for storing spent nuclear fuelJan 06, 14Mar 13, 18[G21C]
9875819 Reactivity control device for storing nuclear fuelApr 25, 16Jan 23, 18[G21F, G21C]
9852822 High-density subterranean storage system for nuclear fuel and radioactive wasteJan 10, 14Dec 26, 17[G21F, B09B, B65D]
9831005 System and method of storing and/or transferring high level radioactive wasteApr 18, 13Nov 28, 17[G21F, G21C]
9803510 Autonomous self-powered system for removing thermal energy from pools of liquid heated by radioactive materials, and method of the sameApr 18, 12Oct 31, 17[F01K, F28B, F04B, F28D, F28F, G21C, F22B]
9786395 Air-cooled heat exchanger and system and method of using the same to remove waste thermal energy from radioactive materialsApr 25, 12Oct 10, 17[G21C, G21D]
9779843 Radioactive material storage canisterDec 26, 13Oct 03, 17[G21F, B23K, G01N, B65D]
9770794 Vertical bundle air cooled heat exchanger, method of manufacturing the same, and power generation plant implementing the sameJun 04, 12Sep 26, 17[B23P, F28B, F28D, F28F, B21C]
9761338 Method and apparatus for preparing spent nuclear fuel for dry storageMay 27, 14Sep 12, 17[G21F, F26B, G21C]
9761339 Manifold system for the ventilated storage of high level waste and a method of using the same to store high level waste in a below-grade environmentMay 06, 14Sep 12, 17[G21F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0221,402 STORAGE SYSTEM FOR NUCLEAR FUELAbandonedDec 24, 12Aug 06, 15[G21C]
2012/0307,956 NUCLEAR REACTOR SYSTEM HAVING NATURAL CIRCULATION OF PRIMARY COOLANTAbandonedFeb 07, 11Dec 06, 12[G21C]
2010/0282,451 HEAT EXCHANGER APPARATUSAbandonedMay 06, 10Nov 11, 10[F28F]
2009/0173,485 FIN TUBE ASSEMBLY FOR AIR COOLED HEAT EXCHANGER AND METHOD OF MANUFACTURING THE SAMEAbandonedDec 01, 08Jul 09, 09[F28F]
2008/0084,958 NEUTRON SHIELDING RING, APPARATUS AND METHOD USING THE SAME FOR STORING HIGH LEVEL RADIOACTIVE WASTEAbandonedJul 02, 07Apr 10, 08[G21C]
2008/0056,935 APPARATUS AND METHOD FOR PREPARING A CANISTER LOADED WITH WET RADIOACTIVE ELEMENTS FOR DRY STORAGEAbandonedMar 27, 07Mar 06, 08[B01J]
7293602 Fin tube assembly for heat exchanger and methodExpiredJun 22, 05Nov 13, 07[F28F]
7192955 Inhibitors of macrophage migration inhibitory factor and methods for identifying the sameExpiredMay 02, 06Mar 20, 07[A61K]
2005/0220,256 Systems and methods for storing spent nuclear fuel having a low heat loadAbandonedFeb 10, 05Oct 06, 05[G21C]
2005/0150,640 Double-tube apparatus for use in a heat exchanger and method of using the sameAbandonedJan 09, 04Jul 14, 05[F28D]
6619042 Deaeration of makeup water in a steam surface condenserExpiredOct 01, 01Sep 16, 03[F01K]
6519307 Ventilated overpack apparatus and method for storing spent nuclear fuelExpiredMay 30, 00Feb 11, 03[G21F]
4648442 Stake for a tube bundleExpiredDec 10, 85Mar 10, 87[F28F]
4595161 Tube bundle supportExpiredOct 29, 84Jun 17, 86[F16L]
4579304 Tube bundle supportExpiredJun 01, 83Apr 01, 86[F16L]

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