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Matches 201 - 250 out of 4,817

Document Document Title
WO/2019/233035A1
Disclosed is a method for solving the problem of SO2 poisoning of a low-temperature SCR denitration catalyst. The method comprises reacting an alkaline gas and a metal sulfate deposited on the surface of the catalyst to displace a metal ...  
WO/2019/228131A1
A fluidifying catalytic reaction regeneration method for increasing the yield of propylene. A catalyst regeneration and catalyst recycling method is provided. Catalytic feedstock oil or a first raw material (13) and a light hydrocarbon o...  
WO/2019/230853A1
This catalyst mixture is provided with an endothermic-reaction catalyst and an inert buffer material. According to the present invention, suppressing any reduction in the temperature of an entire reaction container caused by an endotherm...  
WO/2019/230855A1
This catalyst contains a first transition metal oxide (A1) that is represented by general formula M1Ox (wherein M1 represents a transition metal element and x represents a positive real number) and a metal compound (B1) that is capable o...  
WO/2019/223918A1
A catalyst for the catalytic dehydrogenation of alkanes to the corresponding alkenes consists of platinum, gallium and optionally potassium on an alumina carrier. Silica has been added to the catalyst, preferably in an amount of 5-10 wt%...  
WO/2019/216701A1
A catalyst regenerator, according to one embodiment of the present invention, is a catalyst regenerator for regenerating a coked catalyst separated from a product generated from an endothermic catalytic reaction of a fluidized bed reacto...  
WO/2019/190712A1
Sulfur-tolerant reforming catalysts that include bulk alumina in the catalyst support are provided. The sulfur-tolerant reforming catalysts can include a sulfur-tolerant catalytic metal to facilitate reforming. The catalyst can further i...  
WO/2019/184059A1
The present invention relates to a method for coupling a methane dry reforming reaction with composite catalyst regeneration, comprising filling a composite catalyst into a reactor, introducing methane or a methane mixed gas, subjecting ...  
WO/2019/186250A1
The present invention relates to an advanced process control system (APC) for a continuous catalytic regeneration reformer with master-slave configuration to control coke on spent catalyst while maximizing heavy reformate octane barrel u...  
WO/2019/182240A1
The present invention relates to an electrochemical cell used when carbon dioxide is decomposed and reduced to a useful conversion product, and to a catalyst to be used in an electrode for a negative electrode within the cell. According ...  
WO/2019/175365A1
The invention relates to a process for the production of ethylene glycol including the steps of: (i) reacting, in a reactor, at a temperature in the range from equal to or more than 170°C to equal to or less than 270°C, at least a port...  
WO/2019/161123A1
A process for operating a reforming system by operating a reforming section containing a plurality of reactors, wherein each of the plurality of reactors containing a reforming catalyst capable of catalyzing the conversion of at least a ...  
WO/2019/126414A1
A process and apparatus for cooling catalyst in a catalyst cooler is disclosed. Nested tubes in the catalyst cooler have an undulating wall for improving heat transfer from the catalyst bed across the wall to the water inside the tubes. ...  
WO/2019/126417A1
A process and apparatus for fluidizing a catalyst cooler with fluidization gas fed to the cooler below the catalyst bed is disclosed. Fluidization headers extend through an outlet manifold and deliver fluidization gas through distributor...  
WO/2019/126419A1
A process and apparatus is disclosed for gradually starting fluidization in a bed of particulate from the top down so as to avoid thrusting the entire mass of particulates upwardly in the bed at the same time which may damage internals i...  
WO/2019/117677A2
The present invention relates to a method for producing a metal sulfide catalyst by using hydrogen sulfide, a method for maintaining the performance of a metal sulfide catalyst, and a method for regenerating an inactive metal sulfide cat...  
WO/2019/116653A1
A method and an apparatus both for decomposing and removing hydrogen peroxide by flowing water containing hydrogen peroxide through columns 21 to 25 each filled with a platinum-based catalyst, wherein the hydrogen peroxide removal perfor...  
WO/2019/109237A1
The present application discloses a method for partially regenerating a methanol to olefin catalyst. The method comprises: placing a deactivated methanol to olefin catalyst in a regenerator and carrying out a a partial regeneration react...  
WO/2019/104655A1
The present application discloses a molecular sieve-based catalyst modification apparatus. Said apparatus comprises a feeding unit 1, a modification unit 2 and a cooling unit 3 which are connected in sequence; the feeding unit comprises ...  
WO/2019/097720A1
This regenerating treatment method for a catalyst is a method for causing a mixed fluid that includes an organochlorine compound and has an alkali compound and a hydrogen donor added thereto to flow through a catalyst layer and restoring...  
WO/2019/089908A1
A catalyst for a selective conversion of hydrocarbons. The catalyst includes a first component selected from the group consisting of Group VIII noble metals and mixtures thereof, a second component selected from the group consisting of a...  
WO/2019/089906A1
A catalyst for a selective conversion of hydrocarbons. The catalyst includes a first component selected from the group consisting of Group VIII noble metals and mixtures thereof, a second component selected from the group consisting of a...  
WO/2019/069854A1
The present invention aims to provide a regeneration method capable of sufficiently restoring the catalytic performance of a solid catalyst used in a dehydration reaction of lactic acid and derivatives thereof. The present invention rela...  
WO/2019/065549A1
The present invention addresses the problem of achieving: a method for making it possible to reuse a catalyst for carbonate ester production by restoring activity to the catalyst with a simple procedure and without complicated steps such...  
WO/2019/052032A1
Disclosed are a method for treating and sorting and recycling an oil-containing efflux catalyst, and a device for the method of treating and sorting and recycling an oil-containing efflux catalyst; the method for treating and sorting and...  
WO/2019/055076A1
This invention relates to processes and systems for converting acyclic hydrocarbons to alkenes, cyclic hydrocarbons and/or aromatics, for example converting acyclic C5 hydrocarbons to cyclopentadiene in a reactor system. The process incl...  
WO/2019/048840A1
A catalyst obtainable by exsolving particles of Ni, Co and/or a mixture of Ni and Co from a perovskite metal oxide of formula (I) (M1 aM2 b)(CoxNiyM3 z)O3, wherein M1 and M2 are each independently an alkali earth metal or a rare earth me...  
WO/2019/043404A1
The present invention provides a method for the selective oxidation of an organic molecule in a chemical looping reactor comprising a packed bed or fluidised bed, the packed bed or fluidised bed having a bed material comprising one or mo...  
WO/2019/039930A1
A non-destructive method for removing metals, metal ions and metal oxides contained in alumina-based materials without destroying same that uses an alcohol as extraction agent to remove said metals, metal ions and metal oxides present th...  
WO/2019/027678A1
Systems and methods are provided for activation of noble metal catalysts that are supported on siliceous supports. The activation method can include limiting the amount of water vapor pressure and/or the time of exposure to the water vap...  
WO/2019/017748A1
The present invention provides a method for producing an aromatic compound by repeatedly performing a cycle comprising: a first step for synthesizing an aromatic compound from a methane-containing reactant gas in the presence of a methan...  
WO/2019/011660A1
A platinum-gallium based catalyst for alkane dehydrogenation is provided with an oxidation promotor in the form of cerium that is added to the catalyst composition to improve the regeneration thereof. The cerium is preferably added to th...  
WO/2019/010338A1
An external catalyst cooler arrangement for an FCC regenerator improves the operation of the catalyst cooler by the use of a heat removal unit design utilizing a central supply tube and central heat removal conduit surrounded by external...  
WO/2019/004123A1
Provided are a regeneration method for a denitration catalyst and a regeneration system for a denitration catalyst that can eliminate coarse particles blocking the inside of the denitration catalyst along with toxic substances adhering t...  
WO/2018/226635A1
Redox catalysts are provided for "low-temperature" methane partial oxidation in absence of gaseous oxidants. Methods of converting the methane to syngas using the catalysts are also provided. In some aspects, the conversion takes place a...  
WO/2018/225759A1
The present invention addresses the problem of providing a novel method for producing an aliphatic hydrocarbon. Provided is a method for producing an aliphatic hydrocarbon, the method comprising a step for allowing a catalyst supported o...  
WO/2018/214360A1
Disclosed are a neutral complex cleaning liquid for a calcium-poisoned denitration catalyst and a regeneration method, wherein a neutral polyether surfactant is used as a calcium-removing regenerating reagent, and the content of the poly...  
WO/2018/213553A1
Methods for regenerating a spent catalyst are disclosed. Such methods may employ a step of chlorinating the spent catalyst in the gas phase, followed by decoking the chlorinated spent catalyst, and then fluorinating the de-coked catalyst...  
WO/2018/210770A1
The invention relates to a method for regenerating a catalyst containing ruthenium or ruthenium compounds, which catalyst is toxified by sulfur compounds, in which method the catalyst is subjected, optionally at elevated temperature, to ...  
WO/2018/211549A1
A grinding device for denitrification catalysts comprises: a module that bundles a plurality of denitrification catalysts; a suctioning device that suctions air inside the denitrification catalysts through one end of the denitrification ...  
WO/2018/213466A1
Methods for regenerating a spent catalyst in a metal reactor are disclosed. Such methods may employ a step of chlorinating the spent catalyst, followed by decoking the chlorinated spent catalyst, and then fluorinating the de-coked catalyst.  
WO/2018/204139A1
Methods for regenerating and/or rejuvenating catalysts, particularly dewaxing catalysts, as well as methods for performing dewaxing of diesel or distillate boiling range feeds with the regenerated and/or rejuvenated catalyst are provided...  
WO/2018/204025A1
Disclosed are processes for rejuvenating catalysts comprising at least one Group 10 metal and a microporous crystalline metallosilicate, and hydrocarbon conversion processes including such rejuvenation processes. In an aspect, the rejuve...  
WO/2018/204000A1
Disclosed are processes for regenerating catalysts comprising at least one Group 10 metal and a microporous crystalline aluminosilicate having a having a molar ratio of Group 10 metal to Al of greater than or equal to 0.007 : 1, and hydr...  
WO/2018/198097A2
A method for producing dehydrogenated product and coked catalyst, then introducing oxygen- containing fluid, combusting at least a portion of the coke disposed on the catalyst in the presence of the oxygen-containing fluid to produce a d...  
WO/2018/197470A1
The present invention relates to a molding comprising a zeolitic material, phosphorous, one or more metals M of groups 3, 6, 10 to 14 of the periodic system of the elements, and a binder material. The molding is useful as a catalyst, in ...  
WO/2018/193668A1
This unsaturated hydrocarbon production method includes: a dehydrogenation step of obtaining a gas comprising at least one type of unsaturated hydrocarbon selected from the group consisting of an olefin and a conjugated diene that is gen...  
WO/2018/160511A1
A process and apparatus for combusting coke from catalyst two stages is disclosed. Catalyst and flue gas from a lower chamber ascends to an upper chamber to be roughly separated by swirl ducts extending from a combustion conduit. The swi...  
WO/2018/151278A1
A manufacturing method for supported catalysts characterized by including a step A of forming a mixed layer having a catalytic component and a catalyst support component on at least a portion of the surface of a support body having a cat...  
WO/2018/149094A1
An activation method for preparing a resin catalyst of trichlorosilane, comprising: introducing a chlorosilane raw material containing silicon tetrachloride as a main component and an activator into a reactor accommodating the resin cata...  

Matches 201 - 250 out of 4,817