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8173570 |
Hydroconversion processes employing multi-metallic catalysts and method for making thereof
A catalyst precursor composition and methods for making such catalyst precursor are disclosed. The catalyst precursor comprises at least a Promoter metal selected from Group VIII, Group IIB, Group...
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8168557 |
Method of restoring catalytic activity to a spent hydrotreating catalyst, the resulting restored catalyst, and a method of hydroprocessing
A method of restoring catalytic activity to a spent hydroprocessing catalyst that has a first carbon concentration. The concentration of carbon on the spent hydroprocessing catalyst is reduced to...
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8080492 |
Hydroconversion multi-metallic catalyst and method for making thereof
A catalyst precursor for preparing a bulk multi-metallic catalyst upon sulfidation is provided. The precursor has an essentially monomodal pore volume distribution with at least 90% of the pores...
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8062991 |
Catalyst system and method for the reduction of NOx
A catalyst system for the reduction of NOx comprises a catalyst comprising a metal oxide catalyst support, a catalytic metal oxide comprising at least one of gallium oxide or silver oxide, and at...
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8058203 |
Hydroconversion multi-metallic catalyst and method for making thereof
A method for preparing a bulk multi-metallic suitable for hydrotreating heavy oil feeds is provided. In the process of preparing the catalyst precursor which is subsequently sulfided to form the...
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8003743 |
Metallocene compounds, ligands used in their preparation, preparation of 1-butene polymers and 1-butene polymers therefrom
A process for preparing 1-butene polymers comprising polymerizing 1-butene and optionally ethylene, propylene or higher alpha-olefin, in the presence of a catalyst system obtainable by contacting:...
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7964524 |
Hydroconversion multi-metallic catalyst and method for making thereof
A catalyst and a process for making a catalyst from a precursor composition containing rework materials are disclosed. The catalyst is made by sulfiding a catalyst precursor containing 5-95 wt. %...
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7964525 |
Hydroconversion multi-metallic catalyst and method for making thereof
A stable catalyst with low volumetric shrinkage and a process for making the stable catalyst with low volumetric shrinkage is disclosed. The catalyst is made by sulfiding a catalyst precursor...
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7964526 |
Hydroconversion multi-metallic catalyst and method for making thereof
A method for preparing a bulk multi-metallic suitable for hydrotreating heavy oil feeds is provided. In the process of preparing the catalyst precursor which is subsequently sulfided to form the...
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7955588 |
Metal sulfide catalysts and methods of making same
Methods and apparatus relate to catalysts and preparation of the catalysts, which are defined by sulfides of a transition metal, such as one of molybdenum, tungsten, and vanadium. Precursors for...
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7951746 |
Bulk group VIII/group VIB metal catalysts and method of preparing same
Bulk metallic catalysts comprised of a Group VIII metal and a Group VIB metal and methods for synthesizing bulk metallic catalysts are provided. The catalysts are prepared by a method wherein...
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7947623 |
Hydroprocessing bulk catalyst and uses thereof
A hydroprocessing bulk catalyst is provided. A process to prepare hydroprocessing bulk catalysts is also provided. The hydroprocessing catalyst has the formula (Mt)a(Lu)b(Sv)d(Cw)e(Hx)f(Oy)g(Nz)h,,...
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7897537 |
Ultradispersed catalyst compositions and methods of preparation
The present invention relates generally to ultradispersed catalyst compositions and methods for preparing such catalysts. In particular, the invention provides catalyst composition of the general...
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7879753 |
Catalyst for oxygen reduction
Ruthenium sulfide catalyst and gas diffusion electrodes incorporating the same for reduction of oxygen in industrial electrolyzers which catalyst is highly resistant to corrosion making it useful...
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7854833 |
Systems and methods of producing a crude product
The present invention is directed to a method for producing a crude product from a crude feed. A crude feed is contacted with a hydrogen source and a catalyst comprising a transition metal sulfide...
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7816298 |
Hydroconversion processes employing multi-metallic catalysts and method for making thereof
A catalyst precursor composition and methods for making such catalyst precursor is disclosed. The catalyst precursor comprises at least one of a Group IIB metal compound, a Group IVA metal...
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7807599 |
Hydroconversion processes employing multi-metallic catalysts and method for making thereof
A process for making a catalyst precursor is disclosed. In one embodiment, the process comprises co-precipitating at reaction conditions forming a precipitate or cogel: at least a promoter metal...
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7803735 |
Hydroconversion processes employing multi-metallic catalysts and method for making thereof
A catalyst precursor composition and methods for making such catalyst precursor are disclosed. The catalyst precursor comprises at least a metal compound selected from Group VIII, Group IIB, Group...
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7799207 |
Process for producing tailored synthetic crude oil that optimize crude slates in target refineries
The instant invention is directed to a process wherein a heavy oil feedstock upgrader alters its mode of operation of its full conversion hydroprocessing unit to create a custom tailored synthetic...
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7754645 |
Process for preparing hydroprocessing bulk catalysts
A process to prepare hydroprocessing bulk catalysts is provided. The hydroprocessing catalyst has the formula (Mt)a(Xu)b(Sv)d(Cw)e(Hx)f(Oy)g(Nz)h, wherein M is at least one group VIB metal; X is at...
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7737072 |
Hydroprocessing bulk catalyst and uses thereof
A hydroprocessing catalyst is provided. The hydroprocessing catalyst has the formula (Mt)a(Xu)b(Sv)d(Cw)e(Hx)f(Oy)g(Nz)h, wherein M is at least one group VIB metal; X is at least one Group VIII...
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7737073 |
Hydroprocessing bulk catalyst and uses thereof
A hydroprocessing bulk catalyst is provided. A process to prepare hydroprocessing bulk catalysts is also provided. The hydroprocessing catalyst has the formula (Mt)a(Lu)b(Sv)d(Cw)e(Hx)f(Oy)g(Nz)h,...
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7682502 |
Process to hydrogenate aromatics present in lube oil boiling range feedstreams
An improved hydrogenation process for lube oil boiling range feedstreams utilizing a catalyst comprising at least one Group VIII noble metal selected from Pt, Pd, and mixtures thereof having an...
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7678731 |
Hydroprocessing bulk catalyst and uses thereof
An improved hydroprocessing catalyst having improved morphology/dispersion characteristics is provided. The hydroprocessing catalyst has the formula (Mt)a(Lu)b(Sv)d(Cw)e(Hx)f(Oy)g(Nz)h, wherein M...
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7651606 |
Process for desulphurizing olefinic gasolines, comprising at least two distinct hydrodesulphurization steps
The invention concerns a process for the hydrodesulphurization of gasoline cuts for the production of gasolines with a low sulphur and mercaptans content. Said process comprises at least two...
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7615509 |
High activity supported distillate hydroprocessing catalysts
Supported metallic catalysts comprised of a Group VIII metal, a Group VIB metal, and an organic additive, and methods for synthesizing supported metallic catalysts are provided. The catalysts are...
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7591942 |
Bulk bi-metallic catalysts made from precursors containing an organic agent
Bulk bi-metallic catalysts for use in the hydroprocessing of hydrocarbon feeds, as well as a method for preparing such catalysts. The catalysts are prepared from a catalyst precursor containing an...
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7585404 |
Decomposition of waste products formed in slurry catalyst synthesis
This application discloses a process for decomposition of ammonium sulfates found in a stream comprising ammonium sulfate and slurry catalyst in oil. The ammonium sulfate is broken down into...
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7579296 |
Broad band light absorbing photocatalyst, process for producing thereof, broad band light absorbing photocatalyst composition, and molded article
The present invention provides a broad band light absorbing photocatalyst which has a high absorptivity not only for visible light but also, in particular, for ultraviolet light, exhibits...
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7576028 |
Catalyst body
A catalyst body comprising a carrier and a catalyst layer containing an alkali metal and/or an alkaline earth metal, loaded on the carrier, which catalyst further contains a substance capable of...
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7544632 |
Bulk Ni-Mo-W catalysts made from precursors containing an organic agent
Novel bulk tri-metallic catalysts for use in the hydroprocessing of hydrocarbon feeds, as well as a method for preparing such catalysts. The catalysts are prepared from a catalyst precursor...
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7514476 |
Stable concentrated metal colloids and methods of making same
Metal-containing colloids are manufactured by reacting a plurality of metal ions and a plurality of organic agent molecules to form metal complexes in a mixture having a pH greater than about 4.25....
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7501376 |
Oxidizing heat treatment passivation of sulphide hydrotreatment catalyst
This invention relates to a process of ex-situ oxidizing passivation of catalysts for hydroconversion of hydrocarbons and especially of hydrotreating, in their sulfide state, process in which the...
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7485597 |
Method for improving the selectivity of a catalyst and a process for the epoxidation of an olefin
A method for improving the selectivity of a supported highly selective epoxidation catalyst comprising silver in a quantity of at most 0.17 g per m2 surface area of the support, which method...
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7456128 |
Catalyst formulations for the thermo-catalytic cracking of naphthas and gas oils
Disclosed herein are cracking catalysts useful in the thermo-catalytic cracking (TCC)—formerly called selective deep catalytic cracking (SDCC)—of petroleum naphthas, gas oils and other heavy hyd...
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7402547 |
Systems and methods of producing a crude product
Contact of a crude feed with one or more catalysts produces a total product that includes a crude product. The crude feed has a residue content of at least 0.2 grams of residue per gram of crude...
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7396518 |
High-temperature denitration catalysts and processes for preparing same
The present invention provides a method of high-temperature denitration characterized in that NOx in an exhaust gas is reduced at 450° to 800° C. using ammonia as a reducing agent in the presence o...
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7393809 |
Catalyst for purification of diesel engine exhaust gas
This invention provides a new catalyst for purification of diesel engine exhaust gas comprising a carrier of at least one sulfur-resistant refractory oxide and at least one catalytic metal, wherein...
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7326289 |
Film containing a photo-catalyst apatite, its formation method, coating liquid, and electronic device having portion coated with photo-catalyst apatite-containing film
A film containing a photo-catalyst apatite contains an inorganic coating main material, and a powdered photo-catalyst apatite and powdered titanium oxide that disperse within the inorganic coating...
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7214642 |
Methods of preparing active chromium/alumina catalysts via treatment with sulfate
Methods of preparing a polymerization catalyst are provided that include contacting a support comprising alumina with a sulfating agent and with chromium. In an embodiment in which the chromium is...
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7138357 |
Photocatalyst containing titanium oxide, the production method and use of the same
The invention relates to a photocatalyst containing titanium dioxide, to a method for using it and to its application. A sulphurous titanium dioxide hydrate precipitate is precipitated from an acid...
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7125820 |
Non-noble metal catalysts for the oxygen reduction reaction
Non-noble metal transition metal catalysts can replace platinum in the oxidation reduction reaction (ORR) used in electrochemical fuel cells. A RuxSe catalyst is prepared with comparable catalytic...
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7071371 |
Gel catalysts and methods for their use in catalytic dehydrogenation processes
A gel composition substantially contained within the pores of a solid material is disclosed for use as a catalyst or as a catalyst support in dehydrogenation and dehydrocyclization processes.
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7060650 |
Hydrogenation catalysts and methods
Catalysts and composite materials comprised of catalytically active materials intercalated with alkali metals and/or optionally coated on alkali metals or combinations of alkali and alkali earth...
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7008895 |
Method for producing an improved supported catalyst
Highly active supported catalyst compositions and methods for producing more active supported catalyst compositions are disclosed. Said methods comprise steps for applying an adhesive coating of a...
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6872678 |
Process for activating a catalyst containing an S-containing additive
The present invention pertains to a process for activating a catalyst composition comprising at least one hydrogenation metal component of Group VI and/or Group VIII of the Periodic Table, and an...
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6797664 |
Sulphured-metallic coordinated complexes in polyadditive catalysis
A catalyst system and a method for preparing polymers using the catalyst system is provided. The catalyst system includes a complex represented by the formula: [MLy(HSR)ñ]n, wherein M is a ...
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6753291 |
Process for sulfiding an additive-containing catalyst
The present invention pertains to a process for sulfiding a catalyst composition comprising at least one hydrogenation metal component of Group VI and/or Group VIII of the Periodic Table, and an...
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6696386 |
Exhaust gas purification catalyst and exhaust gas purification material
The present invention provides the exhaust gas purification catalysts containing a first catalyst component comprising an inorganic oxide having heat resistance and a transition metal oxide...
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6696388 |
Gel catalysts and process for preparing thereof
A gel composition substantially contained within the pores of a solid material for use as a catalyst or as a catalyst support in dehydrogenation and dehydrocyclization processes.
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