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WO/2015/193189A1 |
Method for the regeneration of a catalytically active coating on the inner surface of a gap tube which was previously used in a gap tube furnace to generate ethylene-containing cracked gas, wherein the cracked gas is maintained in the ga...
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WO/2015/191332A1 |
Disclosed is a process and apparatus for recycling flue gas from a regenerator back to the regenerator to provide fluidization gas needs. Catalyst may be separated from the flue gas before recycle and the flue gas may be compressed befor...
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WO/2015/187962A1 |
One or more embodiments of the present disclosure include methods of improving the activity of an at least partially non-active Fischer-Tropsch ("FT") catalyst in a tubular FT reactor, which includes heating a heat transfer fluid ("HTF")...
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WO/2015/178499A1 |
The present invention provides a method for manufacturing a nickel-silicon alloy by using a used nickel-silicon sponge catalyst as a part of the source material. The invention is mainly comprised of supplying to an electric furnace a sil...
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WO/2015/173619A1 |
A process for treating spent filter earth having oil is disclosed. The process comprising mixing the spent filter earth with water and an acid, such that the acid is in a range of 1-4% (w/v), heating the mixture obtained in the previous ...
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WO/2015/158846A1 |
The invention refers to a process for rejuvenating a hydrotreating catalyst comprising a group VIB hydrogenation metal and/or a group VIII hydrogenation metal, which comprises the steps of: (a) regenerating the catalyst by contacting sai...
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WO/2015/158844A1 |
The invention refers to a process for rejuvenating a hydrotreating catalyst comprising a group VIB hydrogenation metal and/or a group VIII hydrogenation metal, which comprises the steps of: (a) regenerating the catalyst by contacting sai...
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WO/2015/160824A1 |
A method for separating catalyst particles from the slurry oil present in the retentate of a filtered slurry oil run-down stream is disclosed. The method comprises backwashing the run-down stream filter with a low boiling point solvent t...
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WO/2015/154827A1 |
Method for the preparation of a metal exchanged crystalline microporous metalloaluminophosphate or mixtures containing metal exchanged microporous metalloaluminophosphates materials comprising the steps of providing a dry mixture contain...
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WO/2015/146307A1 |
A method for removing a metal contained in an organic-solvent solution thereof, the method comprising dissolving a polymer in the metal-containing organic-solvent solution to form a composite of the metal with the polymer and separating ...
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WO/2015/144232A1 |
The present invention relates to a continuous process for the skeletal isomerization of unsaturated linear fatty acids and/or alkyl esters thereof to their branched counterparts. The invention further relates to novel catalysts useful in...
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WO/2015/138129A1 |
A process for at least partially reactivating the catalytic activity of at least a partially deactivated catalyst following a reaction cycle, the catalyst having been used in a catalytic reaction process for hydrogenating an aromatic epo...
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WO/2015/133769A1 |
The present invention relates to a method for leaching precious metals contained in a waste denitrification catalyst by using a pressure leaching process, and more specifically, to a method for leaching precious metals contained in a was...
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WO/2015/112399A1 |
A metal contaminated spent catalyst or regenerated catalyst from a biomass conversion unit may be subjected to an ammonium wash in order to remove potassium. The ammonium wash may include ammonium sulfate, ammonium nitrate, ammonium hydr...
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WO/2015/075565A9 |
The present invention relates to a novel catalyst composition for catalytic cracking of hydrocarbon streams to enhance the yield of light olefins. The catalyst composition for the cracking of hydrocarbon feed streams to light olefins, co...
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WO/2015/096316A1 |
The present invention relates to a treating method and device for concentrating, drying and regenerating a waste catalyst entrained in isobutylene in the preparation of isobutylene by dehydrogenation of isobutane. The method comprises th...
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WO/2015/098319A1 |
This catalyst regeneration method for a COS conversion catalyst is a regeneration method for a Ba/TiO2 COS conversion catalyst for hydrolyzing carbonyl sulfide (COS) in gasified gases in which a carbon starting material is gasified. Used...
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WO/2015/091832A1 |
The present invention relates to a catalyst for the conversion of oxygenates to olefins, wherein the catalyst comprises one or more zeolites of the MFI, MEL and/or MWW structure type and particles of one or more metal oxides, the one or ...
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WO/2015/094681A1 |
Catalyst compositions including a zeolite having a molar ratio of silicon to aluminum of about 10.0 to about 300.0; a Group 10-12 element and combinations thereof; a Group 15 element and combinations thereof; and optionally, a binder, wh...
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WO/2015/094687A1 |
A catalyst composition includes a zeolite, a binder, and a Group 12 transition metal selected from the group consisting of Zn, Cd, or a combination thereof, the zeolite having a silicon to aluminum ratio of at least about 10, the catalys...
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WO/2015/094679A1 |
A catalyst composition comprises a self-bound zeolite and a Group 12 transition metal selected from the group consisting of Zn, Cd, or a combination thereof, the zeolite having a silicon to aluminum ratio of at least about 10, the cataly...
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WO/2015/094685A1 |
A catalyst composition comprising a zeolite, an alumina binder, and a Group 12 transition metal selected from Zn and/or Cd, the zeolite having a Si/Al ratio of at least about 10 and a micropore surface area of at least about 340 m2/g, th...
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WO/2015/086573A1 |
The invention relates to a method for regenerating a catalyst for producing aromatic hydrocarbons or reforming including at least one step a) of combustion in an a combustion area A including at least one combustion reaction section, by ...
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WO/2015/082424A1 |
The invention concerns a method for separating at least one catalyst from a mixture of catalysts homogeneous in shape, the catalysts comprising at least one metal chosen from the group formed by Ni, Co, Mo, W, the catalyst to be separate...
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WO/2015/082375A1 |
The present invention relates to a process for carrying out endothermic, heterogeneously catalyzed reactions, which comprises the steps a) Carrying out the reaction in a reaction zone in the presence of a mixture comprising two types of ...
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WO/2015/067587A1 |
A process for facilitating the unloading of a fixed bed of cobalt/metal oxide catalyst particles from a reactor tube by (i) feeding a gas comprising 10 to 30 (vol/vol) percent of oxygen to the reactor tube with a GHSV for oxygen of 0.5 t...
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WO/2015/063217A1 |
A process for recovering heat from a high temperature flue gas from a catalyst regenerator comprising: a) regenerating a deactivated oxygenate to olefins conversion catalyst to produce regenerated catalyst and a high temperature flue gas...
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WO/2015/061129A1 |
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 ...
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WO/2015/060251A1 |
A method for regenerating a carbonyl sulfide (COS) conversion catalyst for hydrolyzing COS which is contained in a gas obtained by gasifying a carbon material, comprising: immersing a spent COS conversion catalyst in an acid solution for...
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WO/2014/056846A9 |
This invention provides supported catalysts comprising a carrier, phosphorus, at least one Group VI metal, at least one Group VIII metal, and a polymer. In the catalyst, the molar ratio of phosphorus to Group VI metal is about 1:1.5 to l...
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WO/2015/057313A1 |
A method of producing a hydrogenation catalyst, for example, a phthalate hydrogenation catalyst, comprising contacting a silica support having a medium pore size of at least about 10 nm with an acid to produce a treated silica support, a...
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WO/2015/057312A1 |
A method of preparing a hydrogenation catalyst, for example, a phthalate hydrogenation catalyst, comprising contacting a silica support having a median pore size of at least about 10 nm with a silylating agent to form an at least partial...
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WO/2015/057311A1 |
A method of preparing a hydrogenation catalyst, for example, a phthalate hydrogenation catalyst, comprising nebulizing a liquid containing a noble metal and a chelating agent comprising at least one nitrogen-containing functional group t...
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WO/2015/051502A1 |
Disclosed is a method for regenerating a SCR denitration catalyst assisted by microwaves. The method comprises: (1) a poisoned SCR denitration catalyst is immersed in deionized water, and the SCR denitration catalyst is cleaned by a bubb...
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WO/2015/051266A1 |
A process for reactivating an iron-contaminated FCC catalyst is disclosed. The process comprises contacting the iron-contaminated FCC catalyst with an iron transfer agent. The iron transfer agent comprises a magnesia-alumina hydrotalcite...
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WO/2015/016553A1 |
The present invention provides a semi-insitu SCR catalyst regeneration method which can regenerate a catalyst in a simple, efficient, low-cost and eco-friendly manner in a short period of time without corroding an SCR system by resolving...
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WO/2015/010994A1 |
The present invention relates to a process for the regeneration of a catalyst comprising a titanium-containing zeolite, said catalyst having been used in a process for the preparation of an olefin oxide and having phosphate deposited the...
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WO/2015/011452A1 |
A catalyst article for treating an emission gas is provided comprising (a) an oxidation catalyst comprising at least one noble metal on a WO3-TiO2 support, wherein the support contains about 1 to about 20 weight percent WO3 based on the ...
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WO/2015/007839A1 |
The invention relates to a method for oxidatively dehydrogenating n-butenes into 1,3-butadiene in a fixed-bed reactor (R), comprising at least two production steps (i) and at least one regeneration step (ii). In a production step (i), a ...
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WO/2015/007841A1 |
A process is proposed for preparing 1,3-butadiene by oxidative dehydrogenation of n-butenes over a heterogeneous particulate multimetal oxide catalyst which comprises molybdenum and at least one further metal as active composition and ha...
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WO/2015/002694A1 |
Spent catalyst or regenerated catalyst from a biomass conversion unit may be rejuvenated by treating at least a portion of the spent catalyst or regenerated catalyst with a treatment acid, the treatment acid comprising an inorganic acid ...
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WO/2014/202577A1 |
A process for the regeneration of a supported noble metal catalyst comprising contacting the catalyst with a liquid aqueous system at a temperature in the range of from 90 to 160 °C, wherein the pH of the aqueous system is outside the r...
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WO/2014/204684A1 |
Provided is a method for preparing a diaryl ether compound through the dehydration of an aromatic alcohol compound in the presence of a halogenated rare earth element oxide catalyst, wherein the used dehydration catalyst may be regenerat...
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WO/2014/203601A1 |
Provided is a method for regenerating a catalyst for hydrogenation reactions, said catalyst being poisoned during use in a reaction between a polyhydric alcohol and hydrogen, which is capable of restoring the catalytic activity of the ca...
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WO/2014/196697A1 |
A catalyst solution coating apparatus comprising: a vanadium storage tank (300) for supplying a vanadium aqueous solution; a compressed air supply unit (200) for supplying high-pressure compressed air; a nozzle box (110) having a space f...
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WO/2014/196696A1 |
A mobile catalyst recycling apparatus for cleaning a catalyst module in denitrification equipment installed in a power station or on site comprising: a dry ice supply unit (300) for supplying dry ice; a compressed air supply unit (200) f...
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WO/2014/191060A1 |
Method for the in situ regeneration of a deactivated methane oxidation catalyst comprising the step of bringing the deactivated catalyst in contact with a reducing agent, selected from the group of, natural gas, very low sulphur diesel, ...
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WO/2014/190148A1 |
In one aspect, the invention provides a catalyst for converting diesel type liquid hydrocarbons to methane rich gas. The catalyst includes a nickel component, a cerium oxide component, and gadolinium oxide component. The catalysts provid...
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WO/2014/182442A1 |
The present invention provides a process for regenerating an at least partially spent catalyst comprising a molecular sieve. The process comprising the step of contacting the at least partially spent catalyst with an aromatic solvent und...
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WO/2014/182434A1 |
The present disclosure relates to a method for treating a catalyst that is useful for producing mono-alkylaromatic compounds, the method comprises the steps of (a) contacting the untreated catalyst with water to produce water-contacted c...
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