DMC2 DEGUSSA METALS CATALYSTS CERDEC AG

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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 6103
 
  
 
B01D SEPARATION 2132
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 271
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 2152
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C07B GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR 116
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7754369 Ink for producing membrane electrode assemblies for fuel cellsJul 27, 01Jul 13, 10[H01M]
7083775 Process for the autothermal catalytic steam reforming of hydrocarbonsMay 14, 01Aug 01, 06[C01B]
6938411 Method for removing nitrogen oxides and particulates from the lean exhaust gas of an internal combustion engine and exhaust gas emission systemMay 08, 01Sep 06, 05[0000]
6875725 Exhaust-gas purification catalyst to be used close to the engine and process for its productionAug 14, 01Apr 05, 05[B01J]
6739176 Process for checking the operability of an exhaust gas purification catalystMar 16, 01May 25, 04[G01M]
6713031 Structured catalysts for selective reduction of nitrogen oxides by ammonia using a compound that can be hydrolyzed to ammoniaMay 09, 01Mar 30, 04[C01B, B01J]
6710014 Honeycomb body made of material with improved radial pressure resistanceMay 10, 01Mar 23, 04[B01J, B21D, B01D, B32B]
6689505 Electrocatalyst for fuel cellsAug 25, 00Feb 10, 04[H01M, B01J]
6684628 Process for checking the operatability of a nitrogen oxide storage catalystApr 11, 01Feb 03, 04[F01N]
6685900 Catalyst for purifying the exhaust gases of diesel engines, and process for the preparation thereofFeb 22, 01Feb 03, 04[B01J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7238639 Oxygen storage material based on cerium oxide, a process for its preparation and its useExpiredAug 17, 01Jul 03, 07[B01J]
6803143 Gas diffusion structures and gas diffusion electrodes for polymer electrolyte fuel cellsExpiredApr 30, 01Oct 12, 04[H01M]
6723298 Method for catalytic conversion of carbon monoxide in a hydrogen-containing gas mixtureExpiredMay 11, 00Apr 20, 04[C01B]
6720104 PEM fuel cell stackExpiredAug 21, 01Apr 13, 04[H01M]
6686075 Process for producing electrical energy with the aid of a fuel cellExpiredMay 18, 01Feb 03, 04[H01M]
6649559 Supported metal membrane, a process for its preparation and useExpiredJul 26, 01Nov 18, 03[B01J, B32B, B01D]
6555088 Method for catalytic conversion of carbon monoxide in a hydrogen-containing gas mixture with improved cold start behaviorExpiredMay 09, 00Apr 29, 03[C01B]
6409794 Method for producing composite powders based on silver-tin oxide, the composite powders so produced, and the use of such powders to produce electrical contact materials by powder metallurgy techniquesExpiredApr 04, 01Jun 25, 02[B22F]
6379449 Process for the production of yellow to red pigments based on nitrides and oxidenitridesExpiredFeb 22, 00Apr 30, 02[C01B]
2002/0034,675 Noble metal nanoparticles, a process for preparing these and their useAbandonedJul 24, 01Mar 21, 02[B05D, H01M, H01B]
2002/0028,345 Process for preparing a composite metal membrane, the composite metal membrane prepared therewith and its useAbandonedAug 13, 01Mar 07, 02[C22F]
2001/0049,339 Process for the preparation of a vanadia SCR-catalyst supported on titaniaAbandonedApr 11, 01Dec 06, 01[B01J]
6294009 Tantalum (V) nitride pigment, process for producing it and its useExpiredDec 02, 99Sep 25, 01[C01B, C03C, C09C]
6279346 Method for reducing hot sticking in molding processesExpiredAug 03, 99Aug 28, 01[C03B]
6270854 Electrostatic coating powder for glass, ceramic or metallic substratesExpiredJan 05, 00Aug 07, 01[B05D]
6080232 Spherical color pigments, process for their production and use thereofExpiredNov 14, 97Jun 27, 00[C01B]

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