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Class 502/55 - Steam


Subclass of Class 502 - Catalyst, solid sorbent, or support therefor: product or process of making
Definition: Process in which the treating fluid consists essentially
No. of applications: 23
Last issue date: 01/05/2012


Application No.Application TitleIssue Date
20120004092Method for Regenerating an Adsorber or Absorber
A method for regenerating an adsorber or absorber on board a submarine, wherein the adsorber or absorber is present in the interior of the submarine for binding metabolically generated CO2-containing harmful gases, and wherein the metabolically generated CO
01/05/2012
20110189075LAMINAR FLOW AIR COLLECTOR WITH SOLID SORBENT MATERIALS FOR CAPTURING AMBIENT CO2
The present disclosure provides a method for removing carbon dioxide from a gas stream without consuming excess energy, wherein a solid sorbent material is used to capture the carbon dioxide. The solid sorbent material may utilize a water-swing for regeneration. Various...
08/04/2011
20110182792METHOD FOR PRODUCING CATALYST REFORMING TAR-CONTAINING GAS, METHOD FOR REFORMING TAR AND METHOD FOR REGENERATING CATALYST FOR REFORMING TAR-CONTAINING GAS
The present invention provides a method for producing a highly active catalyst for reforming tar-containing gas used to treat crude gas for chemical energy conversion consisting of converting to a fuel composition consisting mainly of methane, hydrogen and the like, by ...
07/28/2011
20110144398PROCESS FOR REGENERATING A RUTHENIUM-CONTAINING SUPPORTED HYDROGENATION CATALYST
Process for regenerating a ruthenium-containing supported hydrogenation catalyst. wherein the catalyst is treated with steam and then dried. Integrated process for hydrogenating benzene to cyclohexane in the presence of a ruthenium-containing supported catalyst, compris...
06/16/2011
20110092355RECLAIMING APPARATUS AND RECLAIMING METHOD
A reclaiming apparatus 106 includes: a sealed container 106a that is an absorbent reservoir for storing therein a part of an absorbent that has absorbed CO2 in flue gas, and a heater that heats the absorbent stored in the sealed container...
04/21/2011
20100311568METHOD AND APPARATUS FOR REGENERATING ACTIVATED COKE USED FOR TREATING WASTEWATER OR SEWAGE
A method for regenerating activated coke used for treating wastewater or sewage is provided. The method includes loading the activated coke to an environment under 150 to 250° C., heating the activated coke to a temperature of 700 to 850° C. for about 40 to 90 minutes...
12/09/2010
20100300077DUAL-STAGE METHOD FOR THE REACTIVATION OF THERMALLY AGED NITROGEN OXIDE STORAGE CATALYSTS
Nitrogen oxide storage catalysts are used to remove the nitrogen oxides present in the lean exhaust gas of lean-burn engines. As a result of the stress due to high temperatures in vehicle operation, they are subject to thermal aging processes which affect both the nitro...
12/02/2010
20100292071PROCESS FOR PREPARING SILICOALUMINOPHOSPHATE (SAPO) MOLECULAR SIEVES, CATALYSTS CONTAINING SAID SIEVES AND CATALYTIC DEHYDRATION PROCESSES USING SAID CATALYSTS
A new process for producing a SAPO molecular sieve is disclosed wherein a mixture of a P source with an Al source is subjected to a digestion step under stirring before adding a Si source and a template. The slurry resulting after addition of all chemicals is subjected ...
11/18/2010
20100152022Catalyst regeneration method
A process is disclosed for regenerating a used catalyst comprising two or more noble metals supported on a carrier. The method comprises calcining a used catalyst comprising a noble metal and a transition metal supported on an inorganic carrier in an oxygen-containing g...
06/17/2010
20100062926ABSORBENT REGENERATION WITH FLASHED LEAN SOLUTION AND HEAT INTEGRATION
A method for regeneration of a rich absorbent having absorbed CO2 (5) to give a regenerated, or lean absorbent (4) wherein the lean absorbent leaving the regenerator column is flashed (32) to produce a gaseous phase (33) that is co...
03/11/2010
20100029466ABSORBENT REGENERATION WITH COMPRESSED OVERHEAD STREAM TO PROVIDE HEAT
A method. and plant for regeneration of a rich absorbent having absorbed C02, to give a regenerated, or lean absorbent, and C02, where the rich absorbent is regenerated by stripping against steam in a regenerating column (8), where gas, main...
02/04/2010
20090131243METHOD FOR THE REACTIVATION OF THERMALLY AGED NITROGEN OXIDE STORAGE CATALYTIC CONVERTERS
Nitrogen oxide storage catalysts are used for removing the nitrogen oxides present in the lean-burn exhaust gas of lean-burn engines. Here, the purifying action is based on the nitrogen oxides being stored in the form of nitrates by the storage material of the storage c...
05/21/2009
20090074644REDUCED TEMPERATURE CALCINING METHOD FOR HYDROGEN GENERATION
A method and apparatus are disclosed for regenerating calcium oxide used in the production of hydrogen gas. The method includes steps of: (a) streaming a solid reactant into an inlet port of a contactor vessel; (b) streaming a purge oxidant into an oxidant port of the c...
03/19/2009
20080293991Oligomerization Using Molecular Sieve Catalysts
Treatment with steam, especially at sub-atmospheric pressure, rejuvenates deactivated zeolites that have been used as catalysts for liquid phase or dense phase oligomerization....
11/27/2008
20080262113PROCESS FOR MAKING AN EGG SHELL FT CATALYST
A process for preparing a Fischer-Tropsch catalyst comprising the steps of a) providing a particle comprising a support and having a catalytically active metal homogenously distributed therein, wherein at least 50 wt % of the catalytically active metal is present as div...
10/23/2008
20080241031Fast-regenerable sulfur dioxide adsorbents for diesel engine emission control
Disclosed herein are sorbents and devices for controlling sulfur oxides emissions as well as systems including such sorbents and devices. Also disclosed are methods for making and using the disclosed sorbents, devices and systems. In one embodiment the disclosed sorbent...
10/02/2008
20080234124Apparatus and method for steaming treatment of molecular sieves
An apparatus for treatment of a plurality of molecular sieves samples is described. The apparatus comprises a steam preparation section, a steam reactor section, and a steam collection section. The steam preparation section includes a steam generator, and a means to sup...
09/25/2008
20080227626METHOD OF REGENERATING ABSORBENT
A method of regenerating an absorbent includes preparing a reactor having a gas inlet portion and a discharge portion, filling the reactor with a reforming catalyst and an absorbent for absorbing carbon dioxide, feeding the feedstock gas and the steam via the gas inlet ...
09/18/2008
20080190852Sulfur Removal Using Ferrous Carbonate Absorbent
Finely divided ferrous carbonate absorbent, siderite granules or absorbent particles made by mixing, agglomerating and shaping finely powdered ferrous carbonate, preferably siderite, in combination with minor effective amounts of water or an optional binder, followed by...
08/14/2008
20070179042Regenerated mixed metal oxide catalysts
A mixed metal oxide, which may be an orthorhombic phase material, is regenerated, selectively enriched or selectively poisoned as a catalyst to reduce catalyst aging for the production of unsaturated carboxylic acids, or unsaturated nitrites, from alkanes, or mixtures o...
08/02/2007
20070129235Process for steam stripping hydrocarbons from a bromine index reduction catalyst
The present invention relates to a process for stripping hydrocarbons from a catalyst, comprising the step of contacting the catalyst with steam at stripping conditions, wherein the catalyst comprises a molecular sieve having a structure type of MWW, the steam comprises...
06/07/2007
20060233687Process for cleaning gases form gasification units
A process for cleaning gases from a gasification unit comprising the steps of: gasifying a fuel to raw synthesis gas comprising carbon monoxide and steam in a gasification reactor in the presence of a calcium-containing compound and steam removing halogen compounds from...
10/19/2006
20060116276Method for processing catalysts for color number hydrogenation of polytetrahydrofuran and/or the esters thereof
Process for working up an at least partially deactivated hydrogenation catalyst for the color number hydrogenation of PTHF and/or PTHF esters, in which the hydrogenation catalyst is purified by treatment with steam at from 100 to 250° C. and a gauge pressure of from 0 ...
06/01/2006
 
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