BABCOCK-HITACHI K.K.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 7127
 
  
 
F23D BURNERS 527
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 4105
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
F23C METHODS OR APPARATUS FOR COMBUSTION USING FLUENT FUEL 219
 
  
 
G21C NUCLEAR REACTORS 241
 
  
 
C10J PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES 120
 
  
 
C22C ALLOYS 171
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 172
 
  
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 158

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8961170 Dust coal boiler, dust coal combustion method, dust coal fuel thermal power generation system, and waste gas purification system for dust coal boilerMay 14, 08Feb 24, 15[F23J, F23L, F23C, F23D]
8784740 Exhaust gas denitrizerAug 21, 09Jul 22, 14[B01D]
8673250 Exhaust gas purification catalyst and production method therefor, and method for purifying nitrogen oxide in exhaust gasAug 04, 11Mar 18, 14[B01J, B01D]
8444778 Low-thermal-expansion Ni-based super-heat-resistant alloy for boiler and having excellent high-temperature strength, and boiler component and boiler component production method using the sameAug 29, 08May 21, 13[C22F, C22C]
8372363 Method of mercury removal from combustion exhaust gas and combustion exhaust gas purification apparatusDec 13, 10Feb 12, 13[B01D]
6237510 Combustion burner and combustion device provided with sameMar 19, 98May 29, 01[F23C, F23D]
6063342 Catalyst unit and gas purifying apparatusMar 26, 98May 16, 00[B01D]
6058153 Preventive maintenance apparatus for structural members in a nuclear pressure vesselFeb 20, 98May 02, 00[G21C]
5950574 BoilerAug 14, 98Sep 14, 99[F22G]
5792432 Catalyst unit and gas purifying apparatusMay 12, 96Aug 11, 98[B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8894757 capture system by chemical absorptionWithdrawnDec 28, 12Nov 25, 14[B01D]
2013/0061,753 METHOD AND DEVICE FOR TREATING GAS DISCHARGED FROM CARBON DIOXIDE RECOVERY DEVICEAbandonedMar 10, 11Mar 14, 13[B01D]
2013/0020,730 Wet Flue Gas Desulfurization DeviceAbandonedApr 07, 11Jan 24, 13[B01D]
2013/0004,397 NOx REDUCTION CATALYST AND NOx REDUCTION METHOD FOR EXHAUST COMBUSTION GAS OF BIOMASSAbandonedFeb 09, 11Jan 03, 13[B01J, B01D]
8252257 Method for purifying gas, gas purifying apparatus, and gas purifying catalystExpiredAug 10, 07Aug 28, 12[B01J, B01D]
8033714 Fluid mixing apparatusExpiredApr 27, 06Oct 11, 11[B01F]
2011/0189,069 EXHAUST GAS PURIFICATION CATALYST AND METHOD FOR PRODUCTION THEREOFAbandonedApr 14, 11Aug 04, 11[B01D]
2011/0165,334 COATING MATERIAL FOR METALLIC BASE MATERIAL SURFACEAbandonedMar 15, 11Jul 07, 11[C23C]
2011/0070,140 CATALYST FOR REMOVAL OF NITROGEN OXIDE AND METHOD FOR REMOVAL OF NITROGEN OXIDEAbandonedNov 23, 10Mar 24, 11[B01J, B01D]
2011/0033,360 METHOD OF OPERATING HYDROLYTIC SEPARATORAbandonedMay 27, 09Feb 10, 11[B01D]
2011/0017,355 FERRITIC HEAT-RESISTANT STEELAbandonedOct 08, 10Jan 27, 11[C22C]
2010/0269,741 SOLID FUEL BURNER, SOLID FUEL BURNER COMBUSTION METHOD, COMBUSTION APPARATUS AND COMBUSTION APPARATUS OPERATION METHODAbandonedJul 02, 10Oct 28, 10[F23D]
2010/0227,180 COATING MATERIAL FOR METALLIC BASE MATERIAL SURFACEAbandonedMar 05, 09Sep 09, 10[B32B, C22C]
2010/0162,930 SOLID-FUEL BURNER, COMBUSTION DEVICE USING SOLID-FUEL BURNER, AND METHOD OF OPERATING THE COMBUSTION DEVICEAbandonedMar 06, 08Jul 01, 10[F23K, F23N, F23C, F23D]
2010/0064,986 BURNER, AND COMBUSTION EQUIPMENT AND BOILER COMPRISING BURNERAbandonedMar 27, 07Mar 18, 10[F24H, F23L, F23C]
2010/0031,858 Pulverized Coal BoilerAbandonedNov 06, 07Feb 11, 10[F23K, F23L, F23N]
7651329 Exhaust gas processing device, and method of using the sameExpiredJan 29, 04Jan 26, 10[F23D]
2009/0263,304 CATALYST FOR REMOVAL OF NITROGEN OXIDE AND METHOD FOR REMOVAL OF NITROGEN OXIDEAbandonedFeb 12, 08Oct 22, 09[B01J, B01D]
2009/0249,691 Apparatus and Method for Gasifying Solid FuelAbandonedFeb 01, 06Oct 08, 09[C10J]
2009/0246,111 EXHAUST GAS PURIFICATION CATALYST AND METHOD FOR PRODUCTION THEREOFAbandonedJan 30, 08Oct 01, 09[B01J, B01D]

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