DOOSAN LENTJES GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 15119
 
  
 
F23C METHODS OR APPARATUS FOR COMBUSTION USING FLUENT FUEL 615
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 339
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 349
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 221
 
  
 
F26B DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM 228
 
  
 
F27B FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS222
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 243
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204
 
  
 
A62D CHEMICAL MEANS FOR EXTINGUISHING FIRES; PROCESSES FOR MAKING HARMFUL CHEMICAL SUBSTANCES HARMLESS, OR LESS HARMFUL, BY EFFECTING A CHEMICAL CHANGE; COMPOSITION OF MATERIALS FOR COVERINGS OR CLOTHING FOR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; COMPOSITION OF MATERIALS FOR TRANSPARENT PARTS OF GAS-MASKS, RESPIRATORS, BREATHING BAGS OR HELMETS; COMPOSITION OF CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS115

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0299,173 FLUIDIZED BED HEAT EXCHANGERJan 08, 16Oct 19, 17[F23M, F23C]
2017/0209,843 FLUIDIZED BED REACTORJun 11, 15Jul 27, 17[F23J, B04C, B01J, F23C, B01D]
2017/0016,616 Fluidized Bed Heat ExchangerOct 09, 14Jan 19, 17[F28D, F28F, F23C]
2016/0356,488 Fluidized Bed Apparatus and its ComponentsAug 15, 14Dec 08, 16[F28D, F28F, F23C, F22B]
2016/0290,632 Fluidized Bed ApparatusAug 15, 14Oct 06, 16[F28F, F23C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9776128 Scrubber tower of a flue gas purification deviceJun 26, 14Oct 03, 17[B01F, B01D]
9421494 Flue gas purification deviceFeb 21, 13Aug 23, 16[B01F, B01D]
7867772 content of a scrubbing liquidNov 03, 05Jan 11, 11[G01N]
7776298 Process and device for cleaning combustion flue gasesJul 08, 02Aug 17, 10[B01D]
7635455 Flue gas purification device having an improved oxidation device in the scrubbing liquid sumpNov 23, 05Dec 22, 09[F01N]
7514054 Flue gas purification device having an essentially horizontal through flowNov 23, 05Apr 07, 09[B01D]
7438879 Purification device for flue gas with divided scrubbing liquid sumpNov 23, 05Oct 21, 08[B01D]
6649135 Method of combustion or gasification in a circulating fluidized bedOct 29, 01Nov 18, 03[A62D]
6481385 Fluidized bed combustion system with steam generationNov 17, 00Nov 19, 02[F22B]
6145451 Water-cooled firing grateMay 12, 99Nov 14, 00[F23H, F23K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0348,632 SCRUBBER TOWER OF A FLUE GAS PURIFICATION DEVICEAbandonedAug 25, 17Dec 07, 17[B01F, B01D]
2015/0247,637 FLUE GAS PURIFICATION DEVICEAbandonedAug 08, 13Sep 03, 15[F23J, B01D]
2012/0085,240 SCRUBBER TOWER AND RELATED FLUE GAS SCRUBBING DEVICEAbandonedMar 20, 10Apr 12, 12[B01D]

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