Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 151 - 200 out of 5,542

Document Document Title
WO/2012/021388A3
A regenerated spent hydroprocessing catalyst treated with a chelating agent and having incorporated therein a polar additive.  
WO/2012/013677A1
The present invention relates to a process for restoring the activity of spent catalysts for the hydrogenation of aromatic nitro compounds, in which a regeneration comprising at least one first burnoff stage, a first wash stage, a second...  
WO/2012/010820A3
A method of preparing a Fischer-Tropsch catalyst for handling, storage, transport and deployment, including the steps of: impregnating a porous support material with a source of cobalt; calcining the impregnated support material; activat...  
WO/2012/004808A1
This invention relates to an apparatus and a process for conversion of syngas into one or more hydrocarbons in presence of Fisher-Tropsch catalyst comprising in-situ catalyst activation in a separate fluid bed reactor. Activation is carr...  
WO/2011/162030A1
Provided are: an exhaust gas catalytic purging unit capable of long-term efficient purging of microparticle components such as hydrocarbons, carbon monoxide, nitrogen oxides and soot contained in exhaust gas from a lean-burn engine; a me...  
WO/2011/158790A1
Provided is a method for producing 1,1,1,4,4,4-hexafluoro-2-butene that is efficient and appropriate for a flow-through reaction. Cis-1,1,1,4,4,4-hexafluoro-2-butene is obtained by isomerization of hexafluoro-1,3-butadiene using a cataly...  
WO/2011/156178A3
One exemplary embodiment can include a slurry hydrocracking process. The process can include combining one or more hydrocarbons and a slurry hydrocracking catalyst as a feed to a slurry hydrocracking reaction zone, fractionating an efflu...  
WO/2011/156178A2
One exemplary embodiment can include a slurry hydrocracking process. The process can include combining one or more hydrocarbons and a slurry hydrocracking catalyst as a feed to a slurry hydrocracking reaction zone, fractionating an efflu...  
WO/2011/152080A1
A regenerated exhaust gas treatment catalyst (17) can be produced by carrying out: a used catalyst coarse grinding step (S1) for coarsely grinding a used exhaust gas treatment catalyst (11); a separation step (S2) for separating a coarse...  
WO/2011/150130A2
Collection enhanced materials, down stream additives, and methods of making the enhanced materials and down stream additives are provided. In one embodiment, a down stream additive is provided that includes an active phase component and ...  
WO/2011/150129A2
Collection enhanced materials, down stream additives, and methods of making the enhanced materials and down stream additives are provided. In one embodiment, a down stream additive is provided that includes an active phase component and ...  
WO/2011/145760A1
In the circulation of electrolyte in a vertical-cylinder-type electrolyzer having a three-dimensional filling cathode made of active carbon granules and a fixed granular catalyst layer, the leaching and precipitation of a precious metal ...  
WO/2011/136765A1
Deactivation of a zeolite catalyst during its use to catalyse the oligomerisation of olefins, is often believed to be a result of the formation of high boiling polymers as by- products. These by-products can remain on the catalyst and un...  
WO/2011/136953A2
One exemplary embodiment can be a process for regenerating catalyst in a fluid catalytic cracking unit. Generally, the process includes providing a feed to a riser of a reaction vessel, and providing a stream to a distributor positioned ...  
WO/2011/136217A1
Provided is an apparatus for efficiently removing substances (catalyst surface substances) exuding from and/or attached to a catalyst surface. An apparatus which is provided with a main body and which removes catalyst surface substances ...  
WO/2011/136953A3
One exemplary embodiment can be a process for regenerating catalyst in a fluid catalytic cracking unit. Generally, the process includes providing a feed to a riser of a reaction vessel, and providing a stream to a distributor positioned ...  
WO/2011/135871A1
Disclosed is a wastewater treatment method such that, after iron trichloride is added to wastewater containing arsenic and vanadium so as to make the molar ratio of the iron to arsenic in this wastewater 20 and iron trichloride is added ...  
WO/2011/128519A3
A process for the hydroconversion of heavy petroleum feedstocks comprising a step of hydroconversion of the feedstock in at least one reactor containing a catalyst in a slurry and enabling the recovery of metals in the unconverted residu...  
WO/2011/128518A1
The invention relates to a method for the hydroconversion of heavy petroleum feedstocks, comprising a step of hydroconversion of the feedstock in at least one reactor which contains a catalyst in slurry and enables the recovery of metals...  
WO/2011/128517A2
The invention relates to a method for the hydroconversion of heavy oil feedstocks, including a step comprising the slurry hydroconversion of the feedstock in at least one reactor containing a catalyst, allowing the recovery of metals in ...  
WO/2011/128517A3
The invention relates to a method for the hydroconversion of heavy oil feedstocks, including a step comprising the slurry hydroconversion of the feedstock in at least one reactor containing a catalyst, allowing the recovery of metals in ...  
WO/2011/128519A2
A process for the hydroconversion of heavy petroleum feedstocks comprising a step of hydroconversion of the feedstock in at least one reactor containing a catalyst in a slurry and enabling the recovery of metals in the unconverted residu...  
WO/2011/126701A2
A reactor design and process for the dehydrogenation of hydrocarbons is presented. The reactor design includes a multibed catalytic reactor, where each of the reactor beds are fluidized. The catalyst in the reactor cascades through the r...  
WO/2011/127284A1
Systems and methods for regenerating a spent catalyst are provided. The method can include heating a hydrocarbon and a coke precursor in the presence of catalyst particles to provide a cracked hydrocarbon product and coked catalyst parti...  
WO/2011/123494A2
One exemplary embodiment can be a hydroprocessing method. The hydroprocessing method can include providing a feed and a stream including hydrogen to a vessel. The vessel may have a catalyst collector and an internal riser. Generally, a c...  
WO/2011/123494A3
One exemplary embodiment can be a hydroprocessing method. The hydroprocessing method can include providing a feed and a stream including hydrogen to a vessel. The vessel may have a catalyst collector and an internal riser. Generally, a c...  
WO/2011/121976A1
Disclosed is a process for producing a recycled catalyst from a catalyst that is recovered in a process for producing a heteropoly acid catalyst containing molybdenum, phosphorus, vanadium or copper as an essential component, or from a u...  
WO/2011/117478A1
The present invention describes a combustion zone of a regenerative catalytic unit for the continuous regeneration of the catalyst, said combustion zone being of annular shape and split into at least two combustion stages, each stage bei...  
WO/2011/118279A1
Disclosed is a method of manufacture for an aromatic hydrocarbon with long-term stability which preserves high aromatic hydrocarbon yield when manufacturing an aromatic hydrocarbon by catalytic reaction between a lower hydrocarbon and a ...  
WO/2011/119215A1
A pretreated titanium silicalite with MFI structure (TS-1) catalyst which has been pretreated with methanol, and then optionally filtered and optionally air-dried to form a pretreated activated TS-1 catalyst. The activated TS-1 may be us...  
WO/2011/115234A1
A method for regenerating a titanosilicate catalyst, comprising a step of mixing a titanosilicate having reduced catalytic ability with a cyclic secondary amine, and a method for producing an oxirane compound, which comprises a step of r...  
WO/2011/112339A2
This invention achieves a catalyst life improvement for the catalyzed vapor phase reaction of 1,1,1,3,3-pentachloropropane with hydrogen fluoride to form 1-chloro-3,3,3-trifluoropropene by introducing an oxygen co-feed into the fluorinat...  
WO/2011/112339A3
This invention achieves a catalyst life improvement for the catalyzed vapor phase reaction of 1,1,1,3,3-pentachloropropane with hydrogen fluoride to form 1-chloro-3,3,3-trifluoropropene by introducing an oxygen co-feed into the fluorinat...  
WO/2011/108348A1
Disclosed is a method for manufacturing a regenerated Fischer-Tropsch synthesis catalyst by regenerating a used catalyst which was previously used in a Fischer-Tropsch synthesis reaction. Said used catalyst, in which cobalt and/or ruthen...  
WO/2011/104494A1
A process for the preparation of an alkene from an oxygenate comprising contacting a reactant feedstream comprising at least one oxygenate reactant and water with a supported heteropolyacid catalyst at a temperature of at least 170 °C, ...  
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/2011/097811A1
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/2011/090513A3
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/2011/090513A2
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/2011/090131A1
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/2011/088104A1
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/2011/087131A1
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/2011/084352A2
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/2011/084355A2
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/2011/084354A3
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/2011/084352A3
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/2011/084354A2
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/2011/084355A3
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...  

Matches 151 - 200 out of 5,542