| Patent application number | Description | Published |
|---|
| 20080293836 | Method for the Recovery of Ruthenium From Used Ruthenium Oxide-Containing Catalysts - The invention relates to a process for recovering ruthenium from a used ruthenium-comprising catalyst which comprises ruthenium as ruthenium oxide on a support material which is sparingly soluble in mineral acid, which comprises the steps:
| 11-27-2008 |
| 20090098037 | ADSORPTION COMPOSITION AND METHOD OF REMOVING CO FROM STREAMS - Carbon monoxide is removed from streams by adsorption on an adsorption composition which comprises copper, zinc and zirconium oxides and whose copper-comprising component has a degree of reduction, expressed as weight ratio of metallic copper to the sum of metallic copper and copper oxides, calculated as CuO, of at least 45% and not more than 75%. | 04-16-2009 |
| 20090269270 | PROCESS FOR PREPARING CHLORINE IN A FLUIDIZED-BED REACTOR - A process for preparing chlorine in a fluidized-bed reactor, in which a gaseous reaction mixture comprising hydrogen chloride and oxygen flows from the bottom upward through a heterogeneous particulate catalyst forming a fluidized bed, wherein the fluidized bed is provided with internals which divide the fluidized bed into a plurality of cells arranged horizontally in the fluidized-bed reactor and a plurality of cells arranged vertically in the fluidized-bed reactor, with the cells having cell walls which are permeable to gas and have openings which ensure an exchange number of the heterogeneous, particulate catalyst in the vertical direction in the range from 1 to 100 liters/hour per liter of reactor volume, is proposed. | 10-29-2009 |
| 20090312581 | METHOD FOR DEHYDROGENATING ALCOHOLS - A method for dehydrogenating primary or secondary alcohols having 1 to 12 carbon atoms to give the corresponding aldehydes or ketones in which the alcohol is brought into contact with a catalytically active composition comprising an active component of the formula | 12-17-2009 |
| 20090314992 | PROCESS FOR WORKING UP SOLVENT-CONTAINING HYDROGENATION PRODUCT MIXTURES - The present invention relates to a process for separating off solvents from solvent-comprising hydrogenation outputs from a catalytic hydrogenation process, which comprise at least one water-soluble hydrogenation product having at least one alcohol, lactone, ether, lactam or amino group in a solvent which is immiscible or not completely miscible with water and has a boiling point below 100° C., wherein water is added to the hydrogenation output, the solvent-comprising phase is separated off and recirculated to the hydrogenation. | 12-24-2009 |
| 20100093525 | CATALYST FOR SELECTIVE METHANIZATION OF CARBON MONOXIDE - The invention relates to the use of a catalytic composition for selective methanization of carbon monoxide in hydrogen- and carbon dioxide-containing streams, wherein the active component used is ruthenium and the support material is a lanthanum-cerium-zirconium oxide, where the total loading of the support material with the active component is 0.1 to 20% by weight, based on the total weight of the catalytically active composition, and the support material comprises a lanthanum oxide content of 0.1 to 15% by weight, a cerium oxide content of 0.1 to 15% by weight and a zirconium oxide content of 30 to 99.8% by weight, based on the weight of the overall support material. | 04-15-2010 |
| 20100233054 | CATALYST AND PROCESS FOR THE DESULFURIZATION OF HYDROCARBON-COMPRISING GASES - The invention relates to a catalyst for the desulfurization of hydrocarbon-comprising gases, which comprises a support material, with the exception of activated carbons and zeolites, and a silver-comprising active composition, wherein the catalyst has a pore structure having a maximum number of the pores in a pore diameter range from 6 to 11 nm. | 09-16-2010 |
| 20100240934 | METHOD FOR PRODUCING 1,2-PROPANDIOL BY HYDROGENATING GLYCERINE IN A TWO-STEP REACTOR CASCADE - The present invention relates to a process for preparing 1,2-propanediol, in which a glycerol-containing stream, especially a stream obtained on the industrial scale in the production of biodiesel, is subjected to a hydrogenation in a two-stage reactor cascade. | 09-23-2010 |
| 20100273640 | ADSORPTION COMPOSITION AND PROCESS FOR REMOVAL OF CO FROM MATERIAL STREAMS - Carbon monoxide is removed from streams by adsorption on an adsorption composition which comprises copper, zinc and zirconium oxides and whose copper-comprising component has a degree of reduction, expressed as weight ratio of metallic copper to the sum of metallic copper and copper oxides, calculated as CuO, of at least 45% and not more than 75%. | 10-28-2010 |
