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Patent Searching and Data


Matches 601 - 650 out of 4,807

Document Document Title
WO/2011/102479A1
In a process for producing an aromatic carboxylic acid, when a chelate resin having a pyridine ring, which is used in the step for absorbing and collecting a bromide ion and a heavy metal ion derived from a catalyst by means of an oxidat...  
WO/2011/102480A1
In a process for producing a terephthalic acid, when a chelate resin having a pyridine ring, which is used in the step for absorbing and collecting a bromide ion and a heavy metal ion derived from a catalyst by means of an oxidation reac...  
WO/2011/078810A9
A process for reducing the bromine index (BI) of a hydrocarbon feedstock, for example an aromatic hydrocarbon feedstock. Removal of contaminants, more specifically bromine-reactive contaminants such as unsaturated hydrocarbons (e.g. olef...  
WO/2011/097811A1
A method for circulating a cooled regenerated catalyst comprises the following steps: a regenerated catalyst derived from a regenerator (5) is cooled to 200-720℃ by a catalyst cooler (8A), which either directly enters into a riser reac...  
WO/2011/090131A1
A method for supplying a raw material gas to a fluidized reactor through a raw material gas dispersion unit provided in the fluidized reactor and causing a gas-phase reaction of the raw material gas, wherein an inert gas is supplied to t...  
WO/2011/090513A2
This invention is directed to a method for removing calcium material from a substrate or catalytic converter In particular, this invention is directed to a method for removing calcium material, particularly in the form of calcium-contain...  
WO/2011/087131A1
Disclosed is a solid-acid-catalyzed saccharification device (A) provided with: a catalysis vessel (3), containing a polysaccharide feedstock in a mixture (X3) with water and a solid acid catalyst (X2), which uses the solid acid catalyst ...  
WO/2011/086750A1
Disclosed is a regenerated hydrotreatment catalyst which is a regenerated product of a hydrotreatment catalyst for use in the treatment of a petroleum fraction, and which is produced by supporting at least one component selected from mol...  
WO/2011/088104A1
An apparatus and method for vaporizing and transporting an alkali metal salt is shown. The apparatus has a first conduit capable of transporting an alkali metal salt solution and a second conduit in fluid communication with the first con...  
WO/2011/084354A2
Systems and processes for hydrocarbon conversion are provided that utilize a plurality of moving bed reactors. The reactors may be moving bed radial flow reactors. Optional mixers that mix a portion of a second hydrocarbon feed with the ...  
WO/2011/084355A2
Systems and processes for the alkylation of a hydrocarbon are provided that utilize a plurality of moving bed radial flow reactors. An olefin injection point can be provided prior to each reactor by providing a mixer that mixes olefin wi...  
WO/2011/084352A2
Systems and processes for the hydroprocessing of a hydrocarbonaceous feed are provided that utilize a plurality of moving bed reactors. The reactors may be moving bed radial flow reactors. A hydrogen injection point can be provided prior...  
WO/2011/079355A1
A combustion device is described for meeting the energy demand of processes for producing light olefins (ethene and propene) in fluidized-bed catalytic cracking units. Said combustion device is responsible for burning heating oil and mai...  
WO/2011/080073A2
A process for regenerating one or more deactivated cobalt comprising Fischer-Tropsch catalyst particle(s), comprising the steps of : (i) oxidising the catalyst particle(s) at a temperature between 20 and 400 °C; (ii) treating the cataly...  
WO/2011/078084A1
Disclosed is a method for cleaning used denitration catalyst which prevents release of mercury into the atmosphere by recovering and removing mercury which would have been released into the atmosphere. The used denitration catalyst, whic...  
WO/2011/071584A2
A process for catalyst regeneration is presented. The process regenerates a catalyst in a paraffin dehydrogenation process, where the reaction is endothermic. The regeneration process provides the heat for the process through heating the...  
WO/2011/065682A2
The present invention relates to recovery of cobalt and manganese from waste battery materials, and a method for making liquid catalysts from recovered Co-Mn-Br (CMB). More specifically, lithium-ion powder and ternary cathode materials a...  
WO/2011/062303A1
A method for recovering polyoxoanion compounds from an aqueous solution containing polyoxoanion compounds has the following steps. Step (1): Mix an organic solvent capable of forming a complex with the polyoxoanion compound and the aqueo...  
WO/2011/042617A2
The invention relates to a method for hydroconverting heavy carbonaceous loads comprising a step (1) for hydroconverting the load in at least one reactor containing a bubbling bed catalyst, and then a step (2) for hydroconverting at leas...  
WO/2011/031378A2
An apparatus and process for distributing a deflecting media into an axial center of a riser to push catalyst outwardly toward the feed injectors ensures better contacting between hydrocarbon feed and catalyst.  
WO/2011/031579A1
In a process for reducing the amount of benzene produced in a startup procedure for purification of an aromatic feedstream, the improvement comprising a start-up procedure including contacting said catalyst with said feedstream at elevat...  
WO/2011/028180A1
A method for hydroformylating or hydrocarbonylating a substrate having a carbon-carbon double or triple bond or both is described. The method comprises exposing the substrate to a hydroformylation catalyst under an atmosphere comprising ...  
WO/2011/021696A1
Provided are a palladium ion adsorbent for solid-liquid adsorption which has both the extraction performance and selectivity of a palladium extractant for liquid-liquid extraction used in conventional solvent extraction methods and which...  
WO/2011/019037A1
Provided is a method for producing a catalyst in which a catalyst, which contains zeolite as the active ingredient and which has a reduced ethylene conversion rate following a reaction to produce propylene in which the catalyst was broug...  
WO/2011/009029A1
This invention is directed to a process for removing a catalyst inhibitor from a substrate or catalytic converter containing at least one nitrogen oxide (NOx) catalyst using a phosphoric acid composition. The process is particularly suit...  
WO/2011/006357A1
Disclosed is a method for regenerating and maintaining the activity of an ionic liquid catalyst, which comprises supplying hydrogen halide or halogenated hydrocarbon to the acidic ionic liquid catalyst or alkylation materials during alky...  
WO/2011/005344A1
The present invention provides a method of increasing stability of a catalyst used in a dehydrogenation process. The method includes storing fresh catalyst in a reduction zone, passing a gas through the reduction zone, introducing hydroc...  
WO/2011/002912A2
Processes and reactor systems are provided for the conversion of sugars to sugar alcohols using a hydrogenation catalyst, which includes apparatus and method for in-line regeneration of the hydrogenation catalyst to remove carbonaceous d...  
WO/2011/000697A1
The invention relates to a method for activating a catalyst comprising nickel oxide, wherein the catalyst is calcined in the presence of a gas containing oxygen at a temperature between 300 and 750°C. The aim of the invention is to redu...  
WO/2010/151249A1
A method for obtaining an olefin is disclosed, the method comprising subjecting a paraffin to dehydrogenation in the absence of oxygen and in the presence of a catalyst comprising a crystalline substrate, to obtain an olefin. The catalys...  
WO/2010/149559A1
The invention relates to a method for producing chlorine by the catalytic oxidation of hydrogen chloride with oxygen in a fluidized bed reactor (1), comprising the following steps: a) reacting a reaction mixture G1 containing hydrogen ch...  
WO/2010/142604A1
The invention relates to a method for the catalytic oxidation of hydrogen chloride with oxygen to form chloride in a fluidized bed method in the presence of a catalyst containing ruthenium on a particulate carrier made of alpha-aluminum ...  
WO/2010/139104A1
A renewable and reusable desulfurizer comprises amorphous iron oxyhydroxide of no less than 88wt% and organic binder of no less than 7wt%, wherein the organic binder is selected, one or more, from the group consisting of sodium carboxylm...  
WO/2010/137029A1
This invention relates to a carbon monoxide combustion catalyst and to a method of making the catalyst used in fluid bed catalytic cracking process. In particular, the preparation of carbon monoxide combustion catalyst containing metals ...  
WO/2010/137505A1
Disclosed is a method for activating a catalyst for chlorine production used in a reaction for oxidizing hydrogen chloride with oxygen, which comprises a step wherein a catalyst for chlorine production having decreased activity is brough...  
WO/2010/137504A1
Disclosed is a method for activating a catalyst for chlorine production used in a reaction for oxidizing hydrogen chloride with oxygen, which comprises a step wherein a catalyst for chlorine production having decreased activity is brough...  
WO/2010/134326A1
Disclosed is a catalyst for reforming a tar-containing gas, which contains at least one complex oxide containing nickel, magnesium, cerium and aluminum. The catalyst for reforming a tar-containing gas is also characterized in that the al...  
WO/2010/135273A2
Useful portions of equilibrium catalyst from a Fluid Catalytic Cracking unit are obtained by fractionating to obtain a narrow size fraction, followed by separation of the narrow size fraction using density as a fractionating criterion. S...  
WO/2010/132156A2
A method for recovering catalytic elements from a fuel cell membrane electrode assembly is provided. The method includes converting the membrane electrode assembly into a particulate material, wetting the particulate material, forming a ...  
WO/2010/123694A2
A process for the purification of aromatic streams is provided that includes a new start up procedure that in embodiments significantly reduces impurities in an aromatics feedstock.  
WO/2010/123721A2
The invention relates to regeneration of catalysts used in the purification of aromatics streams. It has been surprisingly found that retaining small amount of coke on the catalyst reduces regeneration costs and improves regeneration eff...  
WO/2010/116794A1
In the oxidation of a cellulose raw material with an oxidizing agent in the presence of an N-oxyl compound and a bromide and/or an iodide, a liquid waste produced in the oxidation is desalted by means of electrophoresis until the inorgan...  
WO/2010/107541A2
Hydrocarbon feed to a catalytic reactor can be heat exchanged with flue gas from a catalyst regenerator. This innovation enables recovery of more energy from flue gas thus resulting in a lower flue gas discharge temperature. As a result,...  
WO/2010/092849A1
Disclosed is a method for producing an aromatic hydrocarbon, wherein an aromatic hydrocarbon is stably produced for a long time by catalytically reacting a lower hydrocarbon with a catalyst, while economically regenerating the catalyst a...  
WO/2010/092850A1
Disclosed is a method for producing an aromatic hydrocarbon, wherein an aromatic hydrocarbon is stably produced for a long time by catalytically reacting a lower hydrocarbon with a catalyst, while maintaining a high aromatic hydrocarbon ...  
WO/2010/092851A1
Disclosed is a method for producing an aromatic hydrocarbon, wherein an aromatic hydrocarbon is stably produced for a long time by catalytically reacting a lower hydrocarbon with a catalyst, while maintaining a high aromatic hydrocarbon ...  
WO/2010/090800A2
Catalyst regeneration vessels including a chlorination zone that includes an outer mixing chamber, an inner mixing chamber, and a catalyst bed. The outer mixing chamber can include a lower portion and an upper portion, the lower portion ...  
WO/2010/085018A1
Provided are a method of regenerating a heteropolyacid catalyst, a method of preparing dichloropropanol including the method of regenerating a heteropolyacid catalyst, and a method of preparing epichlorohydrin including the method of pre...  
WO/2010/081287A1
A method for preparing materials containing amorphous iron oxyhydroxide comprises the following steps: preparing a solution of soluble ferrous salt; mixing the solution with solid carbonate or acid carbonate or the solution thereof to re...  
WO/2010/081290A1
A method for regenerating amorphous iron oxyhydroxide comprises the following steps: 1) grinding spent materials of amorphous iron oxyhydroxide into powder; 2) preparing a suspension of the powder, then introducing gases containing oxyge...  

Matches 601 - 650 out of 4,807