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Matches 151 - 200 out of 5,745

Document Document Title
WO/2013/009820A1
Increase propane dehydrogenation activity of a partially deactivated dehydrogenation catalyst by heating the partially deactivated catalyst to a temperature of at least 660°C, conditioning the heated catalyst in an oxygen-containing atm...  
WO/2013/001245A1
The present invention describes a method for the catalytic cracking of a slightly coking feedstock containing 0.1 wt % of Conradson carbone, and having a hydrogen content of more than 12.7 wt % including at least a cracking area for the ...  
WO/2013/002492A1
Disclosed is a method for preparing a deNOx catalyst for removing nitrogen oxides (NOx) included in exhaust gas, and the like. One embodiment of the present invention discloses a V2O5(vanadium pentoxide)-TiO2(titanium oxide)-based deNOx ...  
WO/2013/003091A3
The invention involves a system and a process that reduces the potential for catalyst fluidization in a reduction vessel of a continuous catalyst regeneration system. The gas exit area from the catalyst reduction zone is increased by ven...  
WO/2012/174344A3
A method of preparing M-N-C catalysts utilizing a sacrificial support approach and inexpensive and readily available polymer precursors as the source of nitrogen and carbon is disclosed. Exemplary polymer precursors include non-porphyrin...  
WO/2012/171933A1
The present invention relates to a mixed oxide catalyst containing a support material and active catalyst components, a method for producing the mixed oxide catalyst, and also use thereof as shift catalyst.  
WO/2012/174344A2
A method of preparing M-N-C catalysts utilizing a sacrificial support approach and inexpensive and readily available polymer precursors as the source of nitrogen and carbon is disclosed. Exemplary polymer precursors include non-porphyrin...  
WO/2012/154042A1
The invention relates to a process for catalytic steam reforming of a feedstock comprising an oxygenated hydrocarbon and a hydrocarbon, wherein during a first period of time the oxygenated hydrocarbon, the hydrocarbon and steam are suppl...  
WO/2012/151009A2
The present disclosure relates to methods for treating an SCR catalyst or components of an SCR system having a decreased NOx potential efficiency as a result of particulate pluggage in the system or in one or more channels in the SCR cat...  
WO/2012/150816A2
The present invention relates to a regeneration or remanufacturing catalyst for hydrogenation processing heavy oil or oil residue, from which a sulfur component, a carbon component, and a vanadium component that exist in and reduce the a...  
WO/2012/150816A3
The present invention relates to a regeneration or remanufacturing catalyst for hydrogenation processing heavy oil or oil residue, from which a sulfur component, a carbon component, and a vanadium component that exist in and reduce the a...  
WO/2012/145489A2
An example method includes determining that a selective catalytic reduction (SCR) component having a zeolite-based catalyst is contaminated with platinum (Pt). The method further includes elevating the temperature of the SCR component to...  
WO/2012/143572A1
A process for regenerating a coked catalytic cracking catalyst, comprising contacting the coked catalytic cracking catalyst with an oxygen containing gas at a temperature of equal to or more than 550 °C in a regenerator to produce a reg...  
WO/2012/145310A1
The various embodiments relate to a system and method for regenerating a direct oxidation catalyst that coverts H2S to elemental S. One embodiment of the method comprises regenerating a direct oxidation catalyst by contacting the direct ...  
WO/2012/141283A1
The present invention relates to a regeneration method that comprises: a step wherein a used exhaust gas purifying catalyst to which silicon or the like adheres is fired at 400-700°C; and a step wherein the fired catalyst is impregnated...  
WO/2012/139726A1
The invention relates to a process for producing an iron-containing photocatalyst based on titanium dioxide. The photocatalyst is produced by introducing iron(III) ions into an aqueous suspension of titanium oxide hydrate nanoparticles, ...  
WO/2012/132683A1
The purpose of the present invention is to provide a practical method for separating an arsenic compound by a dry process from a used NOx removal catalyst that is contaminated with arsenic. This method for removing an arsenic compound co...  
WO/2012/133317A1
This regenerated hydrogenation refining catalyst is formed by regenerating a used hydrogenation refining catalyst which contains both a carrier containing an amorphous composite metal oxide having solid acidity, and at least one type of ...  
WO/2012/133319A1
This regenerated hydrocracking catalyst is formed by regenerating a used hydrocracking catalyst which contains both a carrier containing zeolite and an amorphous composite metal oxide having solid acidity, and at least one type of active...  
WO/2012/121496A2
The present invention leaches platinum groups from industrial waste containing platinum group metals (platinum (Pt), ruthenium (Ru), osmium (Os), rhodium (Rh), iridium (Ir), palladium (Pd)), adsorbs onto an absorbent platinum group metal...  
WO/2012/121496A3
The present invention leaches platinum groups from industrial waste containing platinum group metals (platinum (Pt), ruthenium (Ru), osmium (Os), rhodium (Rh), iridium (Ir), palladium (Pd)), adsorbs onto an absorbent platinum group metal...  
WO/2012/120737A1
The present invention is capable of extending the life of a reforming catalyst without detecting lowering/deteriorating of the performance of the reforming catalyst. An internal combustion engine system of the present invention is provid...  
WO/2012/122057A2
A catalytic composition is provided for methanol production. The composition includes an alloy of at least two different metals M and M', where M is selected from Ni, Pd, Ir, and Ru, and M' is selected from Ga, Zn, and Al. A molar ratio ...  
WO/2012/122057A3
A catalytic composition is provided for methanol production. The composition includes an alloy of at least two different metals M and M', where M is selected from Ni, Pd, Ir, and Ru, and M' is selected from Ga, Zn, and Al. A molar ratio ...  
WO/2012/118710A3
The process and apparatus herein provide a catalyst cooler with a vent that communicates fluidizing gas to a lower chamber of a regenerator. Air that is used as fluidizing gas can then be consumed in the regenerator without promoting aft...  
WO/2012/109366A1
Methods and apparatus for preventing coke formation in a plenum are provided. The apparatus can include a turbulator for use in a plenum. The turbulator can include a deflector disposed inside the plenum proximate an inlet to the plenum ...  
WO/2012/106627A3
Embodiments of the present disclosure include a process for regenerating a titanium silicalite catalyst by contacting the fouled titanium silicalite catalyst with a regeneration solution that includes at least one oxidizing agent.  
WO/2012/106627A2
Embodiments of the present disclosure include a process for regenerating a titanium silicalite catalyst by contacting the fouled titanium silicalite catalyst with a regeneration solution that includes at least one oxidizing agent.  
WO/2012/106195A2
The present disclosure relates to methods for treating deactivated SCR catalysts having an increased SO2/SO3 conversion rate as a result of the accumulation of one or more iron compounds. The methods are characterized in that the catalys...  
WO/2012/097843A1
The invention relates to bed particles for the dehydrogenation of alkanes in a dehydrogenation reactor, the bed particles consisting of a mixture of two different particle types A and B, wherein one particle type comprises a unit of iden...  
WO/2012/099009A1
Provided is a method for suppressing distribution of PGM to Cu2O slag in oxidation smelting in a method for recovering PGM. Specifically provided is a method for recovering PGM, which comprises: a reduction smelting step wherein a member...  
WO/2012/098421A1
The present invention relates to a fluorination process, comprising: - an activation stage comprising contacting a fluorination catalyst with an oxidizing agent-containing gas flow for at least one hour; and - at least one reaction stage...  
WO/2012/096366A1
The catalyst recovery system is provided with: a concentrated slurry-generating unit that concentrates slurry that is extracted from the main reactor and continuously generates concentrated slurry; a first discharging unit that discharge...  
WO/2012/092048A1
A process for removing degradation acids from a catalyst solution comprising a phosphorus-containing hydroformylation ligand used in a hydroformylation reaction is described. The process involves using a supported epoxy compound. Also de...  
WO/2012/091125A1
Provided are a method for collecting precious metals from a solution containing precious metal ions, an extractant or adsorbent used therefor, and a back extractant or a desorbent. Precious metals are obtained by subjecting a solution co...  
WO/2012/087732A2
A process and apparatus is presented for the removal of solid particles from a gas stream. The process and apparatus includes adding a second stream of liquid that is sprayed over the openings in trays in a quench tower. The second spray...  
WO/2012/085227A1
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 catal...  
WO/2012/087732A3
A process and apparatus is presented for the removal of solid particles from a gas stream. The process and apparatus includes adding a second stream of liquid that is sprayed over the openings in trays in a quench tower. The second spray...  
WO/2012/078615A1
The present invention relates to a process for improving the overall selectivity of an EO process for converting ethylene to ethylene oxide utilizing a highly selective EO silver catalyst containing a rhenium promoter wherein following n...  
WO/2012/077812A1
Provided is a photocatalyst device that can be implemented using a simple configuration, in which a photocatalyst filter can be cleaned and the performance of the filter restored during maintenance without removal of the filter from the ...  
WO/2012/072618A1
Method for activation of chromium containing catalyst precursor for polymerization and improved polymerization catalyst resulting The instant invention relates to an activation of a polymerization catalyst precursor by heat treatment com...  
WO/2012/072605A1
The instant invention relates to an activation of a polymerization catalyst precursor by heat treatment comprising a support material and a catalyst precursor deposited thereon in a fluidized bed activator and to the use of the activated...  
WO/2012/070423A1
The present invention provides a process for preparing an adamantane polyol by reacting an adamantane with a ruthenium compound and a hypochlorite in a biphasic water/organic solvent system, said process including: a step of adding an in...  
WO/2012/059523A1
The instant invention concerns a method for preparing a bulk catalyst precursor comprising the following steps: a) reacting precursors of the desired catalyst precursor in a mixture comprising, or consisting of, precursors and at least o...  
WO/2012/053299A1
A method of producing a regenerated hydrotreating catalyst comprises: a first step of preparing a hydrotreating catalyst that has been used in the hydrotreatment of distilled petroleum residue and comprises a metal element selected from ...  
WO/2012/049416A9
The present invention relates to a multistage cracking and stripping process that can be used in a fluidized-bed catalytic cracking process or FCC (fluidized catalytic cracking) process for maximizing the production of olefins, that is t...  
WO/2012/049416A2
The present invention relates to a multistage cracking and stripping process that can be used in a fluidized-bed catalytic cracking process or FCC (fluidized catalytic cracking) process for maximizing the production of olefins, that is t...  
WO/2012/049416A3
The present invention relates to a multistage cracking and stripping process that can be used in a fluidized-bed catalytic cracking process or FCC (fluidized catalytic cracking) process for maximizing the production of olefins, that is t...  
WO/2012/047401A2
In a process for the regeneration of a coked metal-containing catalyst, the coked catalyst is contacted in a regeneration zone with an atmosphere which contains carbon dioxide and carbon monoxide at a temperature of at least 400 °C.  
WO/2012/047401A3
In a process for the regeneration of a coked metal-containing catalyst, the coked catalyst is contacted in a regeneration zone with an atmosphere which contains carbon dioxide and carbon monoxide at a temperature of at least 400 °C.  

Matches 151 - 200 out of 5,745