FOSTER WHEELER NORTH AMERICA CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B03C MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS 417
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 2107
 
  
 
F23C METHODS OR APPARATUS FOR COMBUSTION USING FLUENT FUEL 120
 
  
 
F23D BURNERS 131
 
  
 
F23K FEEDING FUEL TO COMBUSTION APPARATUS 110
 
  
 
F23L AIR SUPPLY; DRAUGHT-INDUCING; SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS 116
 
  
 
F23N REGULATING OR CONTROLLING COMBUSTION 120
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 167
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7341007 Balancing damperMar 05, 03Mar 11, 08[F23K]
7194869 Turbine exhaust water recovery systemMar 08, 05Mar 27, 07[F25B]
7047891 Overfire air port and furnace systemFeb 07, 03May 23, 06[F23L]
6508861 Integrated single-pass dual-field electrostatic precipitator and methodOct 26, 01Jan 21, 03[B03C]
6365112 Distribution of corona discharge activated reagent fluid injected into electrostatic precipitatorsAug 17, 00Apr 02, 02[B01J]
6294003 Modular condensing wet electrostatic precipitatorsFeb 22, 01Sep 25, 01[B03C]
6193782 Modular condensing wet electrostatic precipitators and methodMar 30, 99Feb 27, 01[B03C]
6110256 Apparatus and method for removing particulates and corrosive gases from a gas streamJun 17, 98Aug 29, 00[B03C]
6037291 Regeneration of adsorbers utilizing thermal oxidation of adsorbatesApr 23, 98Mar 14, 00[B01J]
6031378 Measuring system and a method for detecting static electricity and/or change thereof in a measuring object and use thereofNov 13, 97Feb 29, 00[G01R]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0373,585 Method of and Apparatus for Shot Peening Stainless Steel TubingAbandonedJun 20, 13Dec 25, 14[B24C]
8550810 Method of controlling a boiler plant during switchover from air-combustion to oxygen-combustionExpiredMay 28, 10Oct 08, 13[F23N]
2013/0014,747 Solar Heat Receiver SystemAbandonedJul 14, 11Jan 17, 13[F24J]
2013/0008,394 Radiant SuperheaterAbandonedJul 08, 11Jan 10, 13[F22G]
2012/0222,591 Method of and Apparatus for Selective Catalytic NOx Reduction in a Power BoilerAbandonedMar 04, 11Sep 06, 12[F23J]
2012/0189,522 Method of Desulfurizing Flue Gas, an Arrangement for Desulfurizing Flue Gas, and a Method of Modernizing a Desulfurization ArrangementAbandonedJan 20, 11Jul 26, 12[B23P, B01D]
2012/0174,837 TILTABLE NOZZLE ASSEMBLY FOR AN OVERFIRE AIR PORT IN A COAL BURNING POWER PLANTAbandonedOct 20, 11Jul 12, 12[B23P, F23K, F23L, F23C, F23D]
2012/0160,142 Method of and Apparatus for Selective Catalytic NOx Reduction in a Power BoilerAbandonedJul 14, 11Jun 28, 12[F23J, F23L, F23N]
2012/0129,112 Method Of And A System For Combusting Fuel In An Oxyfuel Combustion BoilerAbandonedNov 22, 10May 24, 12[F23D]
2012/0103,237 TILTABLE MULTIPLE-STAGED COAL BURNER IN A HORIZONTAL ARRANGEMENTAbandonedNov 03, 10May 03, 12[B23P, F23B]
2011/0265,697 Circulating Fluidized Bed Combustor and a Method of Operating a Circulating Fluidized Bed CombustorAbandonedApr 29, 10Nov 03, 11[F23J, F23L, F23C, F23D]
2011/0226,195 Wall Construction for a Boiler ArrangementAbandonedMar 18, 10Sep 22, 11[F28D, F23C]
2011/0220,038 Circulating Fluidized Bed BoilerAbandonedNov 06, 09Sep 15, 11[F22B]
7946843 Method of and a plant for combusting carbonaceous fuel by using a solid oxygen carrierWithdrawnJul 20, 07May 24, 11[F23B]
2010/0319,593 METHODS AND SYSTEMS FOR CLEANING HEAT EXCHANGE SURFACES OF A HEAT EXCHANGE SYSTEMAbandonedAug 09, 10Dec 23, 10[F23N]
7789970 Methods and systems for cleaning heat-exchange surfaces of a heat exchange systemExpiredMar 31, 04Sep 07, 10[B08B]
2009/0297,996 Fuel injector for low NOx furnaceAbandonedMay 28, 08Dec 03, 09[F23K, F23L, F23C, F23D]
6988452 Tower distributor assemblyExpiredFeb 07, 03Jan 24, 06[F23K]
6986311 Burner system and method for mixing a plurality of solid fuelsExpiredJan 22, 03Jan 17, 06[F23C]
6862536 Measuring system and a method for measuring particle velocity and/or particle velocity distribution and/or particle size distributionExpiredDec 12, 02Mar 01, 05[G06F, G01R]

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