Patent application number | Description | Published |
20100087689 | METHOD FOR DEPLETION OF SULFUR AND/OR COMPOUNDS CONTAINING SULFUR FROM A BIOCHEMICALLY PRODUCED ORGANIC COMPOUND - Method of reducing the concentration of sulfur and/or a sulfur-containing compound in a biochemically prepared organic compound by bringing the respective organic compound into contact with an adsorbent, wherein the adsorbent is a clay doped with silver and/or a silver compound. | 04-08-2010 |
20110268649 | CATALYST COMPRISING RUTHENIUM AND NICKEL FOR THE OXIDATION OF HYDROGEN CHLORIDE - Catalyst for gas-phase reactions which has a high mechanical stability and comprises one or more active metals on a support comprising aluminum oxide as support material, wherein the aluminum oxide component of the support consists essentially of alpha-aluminum oxide. | 11-03-2011 |
20110274613 | PROCESS FOR REGENERATING A CATALYST COMPRISING RUTHENIUM OXIDE FOR THE OXIDATION OF HYDROGEN CHLORIDE - The invention relates to a process for regenerating a hydrogen chloride oxidation catalyst comprising ruthenium oxide on a support material, which comprises the steps
| 11-10-2011 |
20120027665 | CATALYST COMPRISING RUTHENIUM AND SILVER AND/OR CALCIUM FOR THE OXIDATION OF HYDROGEN CHLORIDE - Catalyst comprising ruthenium on a support for the catalytic oxidation of hydrogen chloride by means of oxygen to form chlorine, wherein the catalyst comprises from 0.01 to 10% by weight of silver and/or calcium as dopant. | 02-02-2012 |
20120035399 | METHOD FOR PRODUCING 1,6-HEXANEDIOL BY HYDROGENATION OF OLIGO- AND POLYESTERS - The present invention relates to a process for hydrogenating oligo- and/or polyesters obtainable by esterifying a DCS with a diol or diol mixture, said hydrogenation being performed in the presence of a catalyst whose catalyst precursor comprises copper oxide, aluminum oxide and at least one oxide of lanthanum, of iron, of tungsten, of molybdenum, of titanium or of zirconium, and to a process for preparing 1,6-hexanediol by catalytically hydrogenating ester mixtures which comprise, as main components, oligo- and polyesters of adipic acid and 6-hydroxycaproic acid, and are obtained by esterifying DCS with diols, especially 1,6-hexanediol or diol mixtures. | 02-09-2012 |
20120065451 | PROCESS FOR THE REGENERATION OF A COPPER, ZINC AND ZIRCONIUM OXIDE-COMPRISING ADSORPTION COMPOSITION - The invention relates to a process for the regeneration of a copper-, zinc- and zirconium oxide-comprising adsorption composition after use thereof for the adsorptive removal of carbon monoxide from substance streams comprising carbon monoxide and at least one olefin, in which the adsorption composition is heated to a temperature in the range from 160 to 400° C. and a regeneration gas is passed through the adsorption composition, wherein the regeneration gas comprises 1000 to 3000 ppm of oxygen in an inert carrier gas. | 03-15-2012 |
20120065452 | PROCESS FOR THE ACTIVATION OF A COPPER-, ZINC- AND ZIRCONIUM OXIDE-COMPRISING ADSORPTION COMPOSITION - The invention relates to a process for the activation of a copper, zinc and zirconium oxide-comprising adsorption composition for the adsorptive removal of carbon monoxide from substance streams comprising carbon monoxide and at least one olefin wherein
| 03-15-2012 |
20120087855 | PROCESS FOR THE OXIDATION OF HYDROGEN CHLORIDE OVER A CATALYST HAVING A LOW SURFACE ROUGHNESS - The invention relates to a process for the catalytic oxidation of hydrogen chloride by means of oxygen to form chlorine in a fluidized-bed process in the presence of a catalyst comprising ruthenium on a particulate support composed of alpha-aluminum oxide having an average particle size of from 10 to 200 μm, wherein the catalyst support has a low surface roughness and can be obtained from a used catalyst which has been used in a fluidized-bed process for at least 500 hours of operation. | 04-12-2012 |
20120245394 | METHOD FOR PRODUCING A SUPPORTED HYDROGENATION CATALYST HAVING INCREASED HYDROGENATION ACTIVITY - In a process for preparing a supported hydrogenation catalyst with increased hydrogenation activity, which comprises a hydrogenating metal and/or an oxide of a hydrogenating metal on an Al | 09-27-2012 |
20130115707 | METHOD FOR REMOVING SULFUR-COMPRISING COMPOUNDS FROM A HYDROCARBONACEOUS GAS MIXTURE - A method for removing sulfur-comprising compounds from a hydrocarbonaceous gas mixture, in which an adsorber material is brought into contact with the hydrocarbonaceous gas mixture, wherein the adsorber material comprises a material that adsorbs sulfur-comprising compounds and, in addition, comprises at least one transition metal compound which changes color thereof by reaction with the sulfur-comprising compounds. | 05-09-2013 |
20140117281 | PROCESS FOR THE ACTIVATION OF A COPPER-, ZINC- AND ZIRCONIUM OXIDE-COMPRISING ADSORPTION COMPOSITION - A process for the activation of a copper, zinc and zirconium oxide-comprising adsorption composition for the adsorptive removal of carbon monoxide from substance streams comprising carbon monoxide and at least one olefin wherein: (i) in a first activation step an activation gas mixture comprising the olefin and an inert gas is passed through the adsorption composition; and (ii) in a second activation step the adsorption composition is heated to a temperature in the range from 180 to 300° C. and an inert gas is passed through it, wherein the steps (i) and (ii) can each be performed several times. | 05-01-2014 |
20140155255 | PROCESS FOR THE REGENERATION OF A COPPER, ZINC AND ZIRCONIUM OXIDE-COMPRISING ADSORPTION COMPOSITION - The invention relates to a process for the regeneration of a copper-, zinc- and zirconium oxide-comprising adsorption composition after use thereof for the adsorptive removal of carbon monoxide from substance streams comprising carbon monoxide and at least one olefin, in which the adsorption composition is heated to a temperature in the range from 160 to 400° C. and a regeneration gas is passed through the adsorption composition, wherein the regeneration gas comprises 1000 to 3000 ppm of oxygen in an inert carrier gas. | 06-05-2014 |