NOOTER/ERIKSEN, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 518
 
 
 
F01K STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES 424
 
 
 
F22D PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER; FEED-WATER SUPPLY; CONTROLLING WATER LEVEL; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN BOILERS 37
 
 
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 257
 
 
 
B01D SEPARATION 1133
 
 
 
F15C FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES 111
 
 
 
F16T STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS, STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS17
 
 
 
F23D BURNERS 131
 
 
 
F23R GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS 128
 
 
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 144

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0041,839 MULTIDRUM EVAPORATORApr 10, 12Feb 13, 14[F28D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9921001 Heat recovery steam generator and multidrum evaporatorApr 10, 12Mar 20, 18[F28D, F22B]
9909462 Duct burner of HRSG with liner film coolingOct 08, 13Mar 06, 18[F01K, F02C, F23D, F22B, F23R]
9581328 High efficiency feedwater heaterMar 19, 08Feb 28, 17[F01K, F22D, F22B]
9435227 Gas-to-liquid heat exchange system with multiple liquid flow patternsMar 13, 13Sep 06, 16[F01K, F02C, F22B]
8734745 Ammonia injection system for an HRSGAug 09, 13May 27, 14[F22B, B01D]
8381770 Blowoff tankMay 13, 08Feb 26, 13[F22B, F16T, B01D, F15C]
6508206 Feed water heaterJan 17, 02Jan 21, 03[F22D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0048,245 Heat Exchanger Having Improved Drain SystemAbandonedMay 13, 11Feb 28, 13[F28F]
2012/0312,019 PROCESS AND APPARATUS FOR HEATING FEEDWATER IN A HEAT RECOVERY STEAM GENERATORAbandonedJan 31, 11Dec 13, 12[F01K]
7005866 Apparatus and process for detecting condensation in a heat exchangerExpiredOct 13, 04Feb 28, 06[G01R]
2004/0069,244 Once-through evaporator for a steam generatorAbandonedOct 02, 03Apr 15, 04[F22D]
6557500 Evaporator and evaporative process for generating saturated steamExpiredJun 27, 02May 06, 03[F22D]

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