UHDE GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 25109
 
  
 
C10B DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS 233
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 16122
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1495
 
  
 
C07D HETEROCYCLIC COMPOUNDS 13149
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF1069
 
  
 
C10J PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES 417
 
  
 
C01C AMMONIA; CYANOGEN; COMPOUNDS THEREOF 311
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 352
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 240

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9266081 Device and process for catalytic gas phase reactions and use thereofDec 01, 09Feb 23, 16[C01C, C01B, B01J]
9108175 Device and method for catalytic gas phase reaction and the use thereofMay 28, 08Aug 18, 15[C01B, B01J]
9039869 Controllable air ducts for feeding of additional combustion air into the area of flue gas channels of coke oven chambersDec 04, 08May 26, 15[C10B]
8957229 Method for the production of a mixture of lactide derivativesAug 28, 09Feb 17, 15[C07D, C07B]
8951316 Modified gas and steam turbine process with integrated coal gasification under pressureMay 15, 09Feb 10, 15[C01B, C10K, C10J, F02C]
8915980 Gasification apparatus with continuous solids dischargeJul 11, 09Dec 23, 14[C10J, B01J]
8871673 OJul 11, 08Oct 28, 14[B01J, B01D]
8821694 Method and device for the positioning of operating units of a coal filling cart at the filling openings of a coke ovenFeb 18, 09Sep 02, 14[C10B]
8764944 Coke oven comprising tertiary heating elements in the gas chamberSep 07, 07Jul 01, 14[C10B]
8757528 Device for slag removal from a coal gasification reactorApr 12, 13Jun 24, 14[B02C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8647414 Apparatus and process for the separation of process condensate in steam reformingExpiredMar 18, 09Feb 11, 14[B01D]
2013/0345,486 RECOVERY OF BENZENE AND BENZENE DERIVATIVES FROM GASOLINE FRACTIONS AND REFINERY STREAMSAbandonedAug 26, 13Dec 26, 13[C07C]
8591843 Solvent for separating acid gas components from technical gasesExpiredFeb 28, 07Nov 26, 13[B01D]
2013/0248,347 Utilization of a coke oven featuring improved heating propertiesAbandonedMay 23, 13Sep 26, 13[C10B]
8529792 Process for the purification of crude gas from solids gasificationExpiredSep 26, 08Sep 10, 13[C01B]
8424785 Slag discharge device of a coal gasification reactorExpiredJan 14, 11Apr 23, 13[B02C]
8361198 Process and device for the separation of foreign gases from a reducing useful gas by steam-driven pressure swing adsorptionExpiredFeb 17, 09Jan 29, 13[C01B, B01D]
8361201 Methods for depleting hydrogen sulfide in natural gas from the exploitation of crude oil/natural gas mixturesExpiredMay 24, 06Jan 29, 13[B01D]
8282786 Feeding of combustion air for coke ovensExpiredMay 23, 06Oct 09, 12[C10B]
2012/0060,824 METHOD AND APPARATUS FOR A CONSTANT STEAM GENERATION FROM THE WASTE HEAT OF AN ALKANE DEHYDROGENATIONAbandonedMar 01, 10Mar 15, 12[F24J]
8057713 Method for the production of nickel oxide surfaces having increase conductivityExpiredJul 09, 05Nov 15, 11[H01B]
2011/0253,521 METHOD FOR A CYCLICAL OPERATION OF COKE OVEN BANKS COMPRISED OF" HEAT RECOVERY" COKE OVEN CHAMBERSAbandonedDec 18, 09Oct 20, 11[C10B]
2011/0237,848 PROCESS AND APPARATUS FOR PRODUCING ETHYLENICALLY UNSATURATED HALOGENATED HYDROCARBONSAbandonedSep 03, 09Sep 29, 11[C07C, B01J]
2011/0230,683 Process and apparatus for producing ethylenically unsaturated halogenated hydrocarbonsAbandonedSep 03, 09Sep 22, 11[C07C, G05D, B01J]
2011/0230,684 PROCESS AND APPARATUS FOR PRODUCING EHTYLENICALLY UNSATURATED HALOGENATED HYDROCARBONSAbandonedSep 03, 09Sep 22, 11[C07C, B01J, G05D]
2011/0195,008 DESULFURIZATION PROCESSAbandonedOct 05, 09Aug 11, 11[B01D]
2011/0183,276 DEVICE AND METHOD FOR THE DEGASSING OF DUSTSAbandonedJul 29, 09Jul 28, 11[F23C, B01D]
2011/0165,050 Sealing of no compressor and residaul gas expander in a nitric acid plantAbandonedMay 15, 09Jul 07, 11[B01J, B01D]
2011/0120,127 LOW ENERGY PROCESS FOR THE PRODUCTION OF AMMONIA OR METHANOLAbandonedJul 03, 09May 26, 11[F01K]
2011/0100,274 CONTINUOUS FUEL SUPPLY FOR A COAL GASIFICATION REACTORAbandonedFeb 18, 09May 05, 11[C10J, F23D]

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