Patent application number | Description | Published |
20110259826 | METHOD FOR PROCESSING WASTE WATER LOADED WITH NITROGEN-CONTAINING COMPOUNDS - The invention relates to a method for purifying wastewater loaded with nitrogen-containing compounds, wherein the wastewater loaded with nitrogen-containing compounds is reacted with a smectic sheet silicate, wherein a clay material loaded with nitrogen-containing compounds is obtained, and the clay material loaded with nitrogen-containing compounds is separated off, wherein purified wastewater is obtained. | 10-27-2011 |
20130156688 | Process of Producing Zeolite-Based Catalysts for Converting Oxygenates to Lower Olefins - A process of producing a catalyst based on pentasil-type crystalline aluminosilicate is described, including the steps of (a) treating hydrous aluminium oxide with an aqueous, acid-containing medium, (b) mixing the hydrous aluminium oxide treated with aqueous, acid-containing medium from step (a) with an H-zeolite and (c) calcining the mixture obtained in step (b). In addition, a catalyst is disclosed which is obtained by such a process, as well as its use in CMO and OTO processes. | 06-20-2013 |
20140058180 | MODIFIED CATALYST FOR CONVERTING OXYGENATES TO OLEFINS - The present invention relates to a new process for producing zeolite-containing catalysts, in which a modification with phosphorus-containing components is carried out, the catalyst obtainable thereby, and its use as catalyst in a process for producing lower olefins from oxygenates. The modification comprises removing weakly bound phosphorus-containing species by treatment with an aqueous solution. | 02-27-2014 |
20140058181 | PROCESS FOR MANUFACTURE OF A ZEOLITE BASED CATALYST FOR THE CONVERSION OF METHANOL TO OLEFINS - The present invention relates to a process for preparing phosphorus containing zeolite type catalysts based on crystalline aluminosilicates, the catalysts of this process and the use of these catalysts for the conversion of methanol to olefins. | 02-27-2014 |
20140079627 | PROCESS FOR MANUFACTURE OF A ZEOLITE BASED CATALYST FOR THE CONVERSION OF METHANOL TO OLEFINS - The present invention relates to a process for preparing a phosphorus containing zeolite type catalysts based on crystalline aluminosilicates, the catalysts of this process and the use of this catalysts for the conversion of methanol to olefins. | 03-20-2014 |