GEESCO CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 3131
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 172
 
  
 
F23J REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 116
 
  
 
F23L AIR SUPPLY; DRAUGHT-INDUCING; SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS 116
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 144
 
  
 
F28G CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OF BOILERS 17

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0016,686 COMPLEX CLEANING SYSTEM FOR HEAT EXCHANGERJun 23, 14Jan 19, 17[F28D, F28G]
2016/0361,686 SELECTIVE CATALYTIC REDUCTION (SCR) DE-NOX EQUIPMENT FOR REMOVING VISIBLE EMISSIONFeb 24, 15Dec 15, 16[B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9610540 Exhaust gas treatment apparatusAug 23, 13Apr 04, 17[F23J, F23L, F01N, B01D]
8916119 System using selective catalytic reduction for improving low-temperature De-NOx efficiency and reducing yellow plumeOct 20, 11Dec 23, 14[F23J, B01D]

Expired/Abandoned/Withdrawn Patents

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