METSO POWER OY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 7127
 
  
 
C10B DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS 217
 
  
 
D21C PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR226
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 157
 
  
 
C21B MANUFACTURE OF IRON OR STEEL 122
 
  
 
F01K STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES 127
 
  
 
F23C METHODS OR APPARATUS FOR COMBUSTION USING FLUENT FUEL 120
 
  
 
F23G CREMATION FURNACES; CONSUMING WASTE BY COMBUSTION111
 
  
 
F23L AIR SUPPLY; DRAUGHT-INDUCING; SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS 116

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8500954 Method and apparatus for processing black liquor of pulp millOct 01, 10Aug 06, 13[D21C]
8500959 Method for performing pyrolysis and a pyrolysis apparatusMar 30, 09Aug 06, 13[C10B]
8349055 Method and scrubber for scrubbing flue gas flowsOct 31, 05Jan 08, 13[B01D]
8287697 Pyrolysis method in connection with a boiler and a pyrolysis apparatusMar 30, 09Oct 16, 12[C10B]
8141502 Fluidized bed boiler and a grate element for the sameApr 19, 07Mar 27, 12[F23G, F28D, F23C]
8052803 Method for preventing chlorine deposition on the heat-transferring surfaces of a boilerJun 12, 06Nov 08, 11[B08B]
7976809 Method and an equipment for reducing the sulphur dioxide emissions of a marine engineMay 16, 07Jul 12, 11[B01D]
7910079 Method and an apparatus for removing carbon dioxide from sulphur dioxide containing flue gasesJun 13, 06Mar 22, 11[B01D]
7900567 Shielding arrangement for the smelt spout area of a recovery boilerAug 11, 06Mar 08, 11[C21B]
7891325 Cleaner for the smelt spout of a recovery boilerOct 15, 07Feb 22, 11[F23L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0060,774 PREHEATER FOR COMBUSTION AIR, AND A POWER PLANTAbandonedMay 21, 10Mar 15, 12[F23L]
2012/0024,206 METHOD FOR REDUCING NITROGEN OXIDE EMISSIONS IN OXYFUEL COMBUSTIONAbandonedFeb 08, 10Feb 02, 12[F23L]
2011/0140,317 SHIELDING ARRANGEMENT FOR THE SMELT SPOUT AREA OF A RECOVERY BOILERAbandonedFeb 18, 11Jun 16, 11[C21B]
2010/0154,691 HANDLING DEVICE FOR LIQUOR GUNS OF A RECOVERY BOILER PLANT, A RECOVERY BOILER PLANT, AND A METHOD IN A RECOVERY BOILERAbandonedDec 17, 09Jun 24, 10[F23G, F23M, F23N, F23D]
2009/0311,644 SOLUTION FOR TREATING LIME MUDAbandonedJun 15, 09Dec 17, 09[C04B, F27B, C10J]
2009/0194,262 METHOD FOR PREVENTING CORROSION ON THE HEAT EXCHANGE SURFACES OF A BOILER, AND A SUPPLY MEANS FOR ADDITIONAL MATERIALAbandonedDec 10, 08Aug 06, 09[F28F]
2008/0308,019 Recovery boiler plant and a method in a recovery boilerAbandonedJun 16, 08Dec 18, 08[F23B]
2008/0276,885 Boiler plant, a support structure and a method for supporting the walls of a steam boiler of a boiler plantAbandonedMay 08, 08Nov 13, 08[F22B]
2008/0149,012 Method For Reducing Nitrogen Oxide Emissions of a Bubbling Fluidized Bed Boiler and an Air Distribution System of a Bubbling Fluidized Bed BoilerAbandonedFeb 09, 06Jun 26, 08[F23G, F23C]
2007/0295,249 Method for reducing nitrogen oxide emissions of a recovery boiler, and a recovery boilerAbandonedJun 20, 07Dec 27, 07[F23J]
2007/0266,915 Partition wall structure of a furnaceAbandonedMay 18, 07Nov 22, 07[F23G, F26B]
2006/0065,173 Erosion shielding for a circulating fluidized bed boilerAbandonedSep 23, 05Mar 30, 06[F23G, F23B]

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