HEESUNG CATALYSTS CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1693
 
  
 
B01D SEPARATION 15119
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 1063
 
  
 
B05C APPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 144
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 171

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0051,649 METHOD FOR REGENERATING CATALYST FOR OXIDIZING COMPRESSED NATURAL GAS VEHICLE EXHAUST GASApr 08, 15Feb 23, 17[F01N, F02B]
2016/0332,146 CATALYTIC MEMBER FOR PURIFYING EXHAUST GASES, AND WASHCOATDec 16, 14Nov 17, 16[B01J, B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9675949 Quantitative catalyst supply deviceApr 30, 14Jun 13, 17[F16K, B05C, B01J]
9527032 Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the sameSep 23, 15Dec 27, 16[F01N, B01J, B01D]
9486792 Mixed metal 8-ring small pore molecular sieve catalyst compositions, catalytic articles, systems, and methodsDec 08, 14Nov 08, 16[B01J, B01D]
9358504 Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the sameAug 10, 15Jun 07, 16[F01N, B01J, B01D]
9321008 Device for discharging exhaust gas from diesel engine, having ammonolysis moduleApr 20, 11Apr 26, 16[F01N, B01D]
9321033 Process for thermal fixation of catalytically active component onto alumina supportFeb 04, 13Apr 26, 16[B01J, B01D]
9302256 8-ring small pore molecular sieve as high temperature SCR catalystNov 10, 14Apr 05, 16[F01N, B01J, B01D]
9242238 Mixed metal 8-ring small pore molecular sieve catalyst compositions, catalytic articles, systems, and methodsOct 17, 13Jan 26, 16[B01J, B01D]
9155999 Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the sameOct 04, 12Oct 13, 15[F01N, B01J, B01D]
9108155 Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the sameDec 15, 11Aug 18, 15[F01N, B01J, B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0349,840 AMMONIA OXIDATION CATALYST IN SCR SYSTEMAbandonedMay 02, 14Nov 27, 14[B01J]
2011/0150,742 CATALYSTS FOR NOX REDUCTION EMPLOYING H2 AND A METHOD OF REDUCING NOXAbandonedAug 06, 08Jun 23, 11[C01B, B01J]
2011/0126,525 NOVEL SCR CATALYSTS AND AFTER-TREATMENT DEVICES FOR DIESEL ENGINE EXHAUST GASAbandonedAug 06, 08Jun 02, 11[F01N]
2010/0075,842 POTASSIUM OXIDE-INCORPORATED ALUMINA CATALYSTS WITH ENHANCED STORAGE CAPACITIES OF NITROGEN OXIDE AND A PRODUCING METHOD THEREFORAbandonedNov 19, 06Mar 25, 10[B01J]
2009/0126,353 Oxidation Catalyst for NH3 and an Apparatus for Treating Slipped or Scripped NH3AbandonedNov 07, 05May 21, 09[F01N]
2008/0045,404 Catalyst containing little or no rhodium for purifying exhaust gases of internal combustion engineAbandonedAug 15, 07Feb 21, 08[B01J]

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