| Patent application number | Description | Published |
|---|
| 20090082194 | ADSORBER UNIT FOR VOLATILE HYDROCARBONS COMPRISING AN ADSORBER MATERIAL MADE FROM AN IRON-CONTAINING MOLECULAR SIEVE - The invention relates to an adsorber unit for volatile hydrocarbons in order to control the emission of volatile hydrocarbons, comprising a hydrocarbon adsorber material, wherein the adsorber material is an iron-containing zeolite, which can be optionally promoted with monovalent metal ions. The invention further relates to a method for production of the adsorber material in question. | 03-26-2009 |
| 20090162649 | PROCESS FOR PRODUCING POROUS SHAPED BODIES - The present invention relates to a process for producing a catalytically active porous shaped body, which comprises the steps: a) provision of a catalytically active powder consisting essentially of particles having a defined internal porosity, b) intimate mixing of the powder with a ball-shaped or spherical inelastic pore former and/or a binder, c) shaping of the mixture from step b) to form a shaped body, d) calcination of the shaped body obtained in step c). The invention further relates to a shaped body produced by the process of the invention. | 06-25-2009 |
| 20090326299 | Use of a Catalyst Based on Zeolites in the Conversion of Oxygenates to Lower Olefins, and Associated Method - The invention relates to the use of a catalyst based on crystalline aluminosilicates for the conversion of oxygenates to lower olefins, the catalyst having an SiO | 12-31-2009 |
| 20100075834 | Method for producing metal-doped zeolites and use thereof for the catalytic conversion of nitrogen oxides - The present invention provides a process for the preparation of metal-doped zeolites comprising the steps of
| 03-25-2010 |
| 20100172828 | Metal Doped Zeolite and Process for its Preparation - The present invention relates to a metal-doped or metal-exchanged zeolite, respectively, wherein the doping metal is present in the zeolite in the form of individual atoms i.e. as monomeric and/or dimeric species. The invention further relates to a process for the preparation of such a metal-exchanged zeolite. Said metal-doped zeolites are useful, in particular, for the reduction of nitrogen oxides. | 07-08-2010 |
| 20100221165 | OFF-GAS CATALYST FOR HYDROCHLORIC ACID-CONTAINING OFF-GASES - The present invention relates to a process for reactivating a catalyst which comprises a zeolite doped with an iron species, which comprises the step of treating the catalyst with hydrogen chloride-containing gas. The invention further relates to a reactivated catalyst which is obtained with the aid of the process according to the invention and to the use thereof for treatment of off-gases from incineration processes, especially for the treatment of off-gases from refuse incineration plants, very particularly for the reduction of nitrogen oxides. | 09-02-2010 |
| 20110005211 | COATING OF SUBSTRATES ENSURING A HIGH POROSITY WITH SIMUTANEOUSLY HIGH ABRASION RESISTANCE OF THE COATING - The invention relates to a coating suspension for the coating of catalyst substrates which comprises a polymeric pore-forming agent. The invention also relates to methods for coating catalyst substrates, by a) preparing a coating suspension and a catalyst substrate b) applying the coating suspension to the catalyst substrate, c) drying and calcining the applied coating, wherein the coating suspension contains a polymeric pore-forming agent which is removed residue-free in step c). Furthermore the invention relates to a catalyst which comprises the coated catalyst substrate according to the invention. | 01-13-2011 |
| 20110039689 | SHAPED CATALYST BODY - The present invention relates to a shaped catalyst body comprising a core and a first catalytically active layer arranged on sections of the core, characterized in that the total density of the core is greater than the total density of the catalytically active layer. The invention further relates to the use of said shaped catalyst body as an oxidation catalyst in the cleaning of exhaust gases or for reducing and decomposing nitrogen oxides and nitrous oxide. | 02-17-2011 |
| 20110044871 | COATING COMPOSITION FOR DIESEL OXIDATION CATALYSTS - The invention relates to a coating composition for diesel oxidation catalysts or a combination of diesel oxidation catalysts and diesel particle filters, said coating composition comprising a combination of a noble metal on a metal oxide, with the exception of cerium oxide, and a zeolite doped with iron. The invention also relates to a catalyst provided with the coating according to the invention, and to a method for treating the exhaust gas of diesel internal combustion engines. | 02-24-2011 |
| 20110124490 | Method For Producing A Platinum Catalyst Precursor - The present invention relates to a method for producing a precursor of a supported platinum catalyst. To provide a method for producing a platinum catalyst precursor, by means of which supported platinum catalysts can be produced which have a relatively high activity, a method is proposed, comprising the steps of:
| 05-26-2011 |
