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Matches 601 - 650 out of 6,246

Document Document Title
WO/2007/084302A2
A process for the production of low-temperature activated or partially activated partially decomposed organic matter for use as an ion-exchange medium comprising the steps of granulating partially decomposed moisture-bearing organic matt...  
WO/2007/082790A1
The present invention relates to a process for regenerating a catalyst for the dehydrogenation of secondary cyclic alcohols, characterized in that the catalyst is brought into contact with a gas stream containing from 0.1 to 5% by volume...  
WO/2007/078382A1
A process for regenerating a used ionic liquid catalyst comprising a cationic component and an anionic component, which catalyst has been deactivated by conjunct polymers complexed with the anionic component comprising the steps of addin...  
WO/2007/076134A2
A device and method thereof for the indoor-air purification that utilizes photocatalytic oxidation and ultraviolet lights in a fluidized bed to remove pollutants. The fluidized bed contains ultraviolet lights that are immersed within the...  
WO/2007/076390A3
A process for preparing a rejuvenated epoxidation catalyst, for the epoxidation of one or more olefins using the rejuvenated epoxidation catalyst to produce olefin oxide, and for the production of a 1,2-diol, a 1,2-diol ether, or an alka...  
WO/2007/076392A3
A method for reusing rhenium from a donor spent epoxidation catalyst, the method comprising: providing a donor comprising spent epoxidation catalyst comprising rhenium, the donor having a cumulative alkylene oxide production of 0.16 kT/m...  
WO/2007/076392A2
A method for reusing rhenium from a donor spent epoxidation catalyst, the method comprising: providing a donor comprising spent epoxidation catalyst comprising rhenium, the donor having a cumulative alkylene oxide production of 0.16 kT/m...  
WO/2007/076390A2
A process for preparing a rejuvenated epoxidation catalyst, for the epoxidation of one or more olefins using the rejuvenated epoxidation catalyst to produce olefin oxide, and for the production of a 1,2-diol, a 1,2-diol ether, or an alka...  
WO/2007/073440A1
A used acidic ionic liquid catalyst, which has been deactivated by conjunct polymers, is regenerated by combining the used catalyst, a metal and a Broensted acid to hydrogenate the conjunct polymer. Regenerating a used acidic ionic liqui...  
WO/2007/064027A1
A supported ruthenium can be produced by collecting a ruthenium compound from a supported ruthenium which has been used as a catalyst in the production of chlorine by oxidation of hydrogen chloride with oxygen, and then supporting the ru...  
WO/2007/047117A1
Improved processing of spent catalyst from an oxygenate containing feedstock to olefins conversion process is realized through the employment of a barrier filter (80) to treat a catalyst particle-containing flue gas resulting from a cata...  
WO2006113259B1
This invention relates to a process for activating a hydroprocessing catalyst. More particularly, hydroprocessing catalysts are activated in the presence of carbon monoxide. The catalysts that have been activated by CO treatment have imp...  
WO/2007/040603A1
A process is disclosed for regeneration of an activated carbon, characterized by inclusion therein of polymerized phosphoric acid, after having been spent by use in purification and decolorization of hydrocarbon fuel, particularly gasoli...  
WO/2007/036424A1
The invention relates to a method for separating a dissolved complex catalyst of a metal of the 4th, 5th, 6th, 7th, 8th, 9th or 10th group of the periodic system of elements and/or, optionally, a present free organophosphor ligand of a n...  
WO/2007/034972A1
Disclosed is a method for recovering tungsten from a reaction mixture obtained by reacting an organic compound and hydrogen peroxide in the presence of a tungsten catalyst. This method for recovering tungsten is characterized in that tun...  
WO/2007/032228A1
The invention aims at providing methods for recovering molybdenum in a state usable as the raw material in the production of catalysts from a molybdenum-containing substance and a process for producing catalysts by use of the recovered m...  
WO2006001876A9
Used noble metal-containing titanium or vanadium zeolite catalysts, that have been employed in the epoxidation of olefins with hydrogen and oxygen, are regenerated by contacting the spent catalyst with water or an alcohol/water mixture a...  
WO/2007/021382A1
A method for maintaining the activity of silicoaluminophosphate (SAPO) molecular sieve catalyst particles during oxygenate to olefin conversion reactions. The SAPO catalyst particles are regenerated under targeted conditions in the prese...  
WO/2007/019562A3
This invention discloses an apparatus for the concentrated growth of hydrogen generating microorganisms. The apparatus includes a receptacle with an interior cavity that contains a material in which the hydrogen generating microorganisms...  
WO/2007/013739A1
Disclosed herein is a method of regenerating a titanium-containing molecular sieve catalyst. Particularly, this invention provides a method of regenerating a titanium-containing molecular sieve catalyst used in epoxidation of olefin thro...  
WO/2007/009679A2
Nitrogen oxide storage catalytic converters are used for eliminating the nitrogen oxides contained in the lean exhaust gas of lean-running engines. The purifying effect is obtained by the fact that the nitrogen oxides are stored in the f...  
WO/2007/009679A3
Nitrogen oxide storage catalytic converters are used for eliminating the nitrogen oxides contained in the lean exhaust gas of lean-running engines. The purifying effect is obtained by the fact that the nitrogen oxides are stored in the f...  
WO/2007/009927A1
The invention relates to a catalyst for the dehydrogenation or hydrogenation of hydrocarbons containing between 10 and 70 wt. % milled, secondary catalyst material of a used (de)hydrogenation catalyst that contains iron oxide and between...  
WO/2007/007107A1
A method of desulphating a Ag/Al2O3 hydrocarbon selective catalyst reduction (HC-SCR) catalyst in an exhaust system of a lean burn engine, the method comprising contacting the catalyst with a lean exhaust gas stream comprising an elevate...  
WO/2007/005353A2
The invention is directed to a method of rejuvenating silicoaluminophosphate molecular sieve catalyst that has been deactivated hydrothermally as well as a method of using the rejuvenated catalyst to make an olefin product from an oxygen...  
WO2006090429A3
A process for the activation of molecular sieves, alumina or mixtures thereof able to allow the removal of O2 from hydrocarbons is described, as well as a purifier for O2 removal from hydrocarbons comprising such activated material and a...  
WO/2006/128650A1
Treatment with steam, especially at sub-atmospheric pressure, rejuvenates deactivated zeolites that have been used as catalysts for liquid phase or dense phase oligomerization.  
WO2006084872A3
The invention relates to the regeneration of inert carrier material of deactivated oxidation catalysts. Said method is characterized in that the deactivated oxidation catalysts are washed in a rotating drum under the effect of ultrasound...  
WO/2006/128649A1
Treatment at elevated temperature and advantageously superatmospheric pressure with an inert gas, especially nitrogen, rejuvenates molecular sieve catalysts deactivated by use in liquid-phase or supercritical or dense-phase olefin oligom...  
WO/2006/115644A2
Processes for recovering at least one triarylphosphine from a Group VIII metal catalyst triarylphosphine complex mixture are provided. The processes are particularly useful for recovering the triarylphosphine from spent Group VIII metal ...  
WO/2006/115644A3
Processes for recovering at least one triarylphosphine from a Group VIII metal catalyst triarylphosphine complex mixture are provided. The processes are particularly useful for recovering the triarylphosphine from spent Group VIII metal ...  
WO/2006/113260A1
This invention relates to a process for activating a hydroprocessing catalyst and the use of activated catalyst for hydroprocessing. More particularly, hydroprocessing catalysts are activated in the presence of carbon monoxide. The catal...  
WO/2006/113259A3
This invention relates to a process for activating a hydroprocessing catalyst. More particularly, hydroprocessing catalysts are activated in the presence of carbon monoxide. The catalysts that have been activated by CO treatment have imp...  
WO/2006/113259A2
This invention relates to a process for activating a hydroprocessing catalyst. More particularly, hydroprocessing catalysts are activated in the presence of carbon monoxide. The catalysts that have been activated by CO treatment have imp...  
WO/2006/110383A2
The disclosure is directed to a process for purifying a titanium chloride-containing feedstock using an activated carbon bed, comprising: (a) providing the titanium chloride-containing feedstock comprising an impurity, such as arsenic, a...  
WO/2006/095568A1
The invention provides a process for the oxidation of organic compounds by oxidizing an organic compound with oxygen in the presence of a catalyst constituted of an N-hydroxyimide or N-(substituted oxy)imide, which makes it possible to m...  
WO/2006/090429A2
A process for the activation of molecular sieves, alumina or mixtures thereof able to allow the removal of O2 from hydrocarbons is described, as well as a purifier for O2 removal from hydrocarbons comprising such activated material and a...  
WO/2006/088602A2
The present invention relates to the removal of hydrocarbon residues from a catalyst and more specifically the air activation of a catalyst containing hydrocarbon residues and also related to extruded pipe resins comprising polyethylene ...  
WO/2006/088602A3
The present invention relates to the removal of hydrocarbon residues from a catalyst and more specifically the air activation of a catalyst containing hydrocarbon residues and also related to extruded pipe resins comprising polyethylene ...  
WO/2006/084872A2
The invention relates to the regeneration of inert carrier material of deactivated oxidation catalysts. Said method is characterized in that the deactivated oxidation catalysts are washed in a rotating drum under the effect of ultrasound...  
WO/2006/084442A1
The invention relates to a method and system for heating regeneration gases by catalytic combustion, wherein said regeneration gases are used for regenerating catalysts in chemical reactors and are heated by a catalytic combustion of hyd...  
WO/2006/083828A3
A process for removing sulfur and sulfur compounds from a catalyst includes the following steps: exposing the catalyst to a reducing atmosphere and exposing the catalyst to microwave energy. Desorption of the sulfur and sulfur compounds ...  
WO2006009662A3
A method for recovering and reusing a ring-halogenation catalyst comprises: (A) contacting an aromatic compound with chlorine or bromine in the presence of a catalyst composition, where the catalyst composition comprises at least one sal...  
WO/2006/077326A1
The invention relates to a hydrocarbon hydroprocessing catalyst comprising a support based on at least one refractory oxide, at least one metal from group VIII and at least one metal from group VIB. The inventive catalyst is characterise...  
WO/2006/077302A1
The invention relates to a hydrocarbon hydroconversion catalyst comprising a carrier based on refractory oxide, a metal of the group VIII, and a metal of the group VIB. Said catalyst is characterised in that it also comprises at least on...  
WO/2006/078367A1
A method of reclaiming a titanosilicate from a deactivated or spent oxidation catalyst containing a titanosilicate having deposited thereon one or more catalytic metals, such as gold, and optionally, one or more promoter metals, the meth...  
WO/2006/072632A1
Process for the preparation of a catalyst composition comprising the steps of (a) treating an FCC equilibrium catalyst that contains alumina and zeolite with an acidic solution to obtain an acid-treated equilibrium catalyst, and (b) cont...  
WO/2006/072569A1
The invention relates to a method for treating catalysts, in particular, for the cleaning of catalysts (1), whereby the catalyst (1) comprises a number of parallel channels (7, 11,12). The catalyst is taken out of service for treatment a...  
WO2006042675A3
The invention relates to a method for the extractive separation of homogeneously dissolved catalysts from a reaction product from a hydrocyanation of unsaturated mononitriles to dinitriles, by extraction with a carbon material (K), chara...  
WO/2006/067169A1
A method of preparing, preferably recycling, a catalyst support material is disclosed and is particularly applicable to recycling a titania support. The invention includes crushing the used catalyst support that is obtained by leaching c...  

Matches 601 - 650 out of 6,246