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| Number | Title | Issue Date |
| 8163169 | Hydroconversion processes employing multi-metallic catalysts and method for making thereof A catalyst precursor composition and methods for making such a catalyst precursor are disclosed. The catalyst precursor comprises at least a promoter metal selected from Group VIII, Group IIB, Group IIA, Group IVA and combinations thereof, having an oxidation state ... | 04/24/2012 |
| 8123931 | Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same The present invention relates to a catalyst for hydrocarbon steam cracking for the production of light olefin, a preparation method of the catalyst and a preparation method of olefin by using the same. More precisely, the present invention relates to a composite cat... | 02/28/2012 |
| 7959792 | CO oxidation promoters for use in FCC processes A composition for promoting the oxidation of CO and minimizing NOx emissions during FCC processes comprises (i) acidic oxide support, (ii) at least one precious metal for promoting CO oxidation, and (iii) metals or metal oxides capable of reducing NOx production dur... | 06/14/2011 |
| 7935246 | Method for improving liquid yield during thermal cracking of hydrocarbons Metal additives to hydrocarbon feed streams give improved hydrocarbon liquid yield during thermal cracking thereof. Suitable additives include metal overbases and metal dispersions and the metals suitable include, but are not necessarily limited to, magnesium, calci... | 05/03/2011 |
| 7935247 | Method for improving liquid yield during thermal cracking of hydrocarbons Metal additives to hydrocarbon feed streams give improved hydrocarbon liquid yield during thermal cracking thereof. Suitable additives include metal over-bases and metal dispersions and the metals suitable include, but are not necessarily limited to, magnesium, calc... | 05/03/2011 |
| 7744746 | FCC catalyst stripper configuration This invention relates to the catalytic cracking of a hydrocarbon feed. In particular, this invention relates to an apparatus and process utilizing a catalyst stripper section of a fluid catalytic cracking (FCC) reactor with chordal trays designed to provide improve... | 06/29/2010 |
| 7727381 | Hydrocracking catalyst and method of hydrocracking heavy oil In a process of hydrocracking heavy oil with a catalyst in petroleum refining, asphaltene contained in heavy oil, and impurities including heavy metals such as nickel and vanadium, are efficiently removed with activated carbon, whereby the reduction in catalyst acti... | 06/01/2010 |
| 7695611 | Reduction of NOemissions in full burn FCC processes Compositions for reduction of NOx emissions generated during catalytic cracking process, preferably, a fluid catalytic cracking process, are disclosed. The compositions comprise (i) an acidic metal oxide containing substantially no zeolite, (ii) an alkali... | 04/13/2010 |
| 7435332 | Process for cracking hydrocarbon oils This invention relates to a process for cracking hydrocarbon oils. The process comprises contacting a hydrocarbon oil with a catalyst that has been contacted with an atmosphere containing a reducing gas, separating cracked products and the catalyst, and regenerating... | 10/14/2008 |
| 7368090 | FCC spent catalyst distributor An distributor arrangement introduces spent FCC catalyst more uniformly across the dense bed of the regenerator to provide more even contact with regeneration gas in order to avoid hot spots and zones of incomplete combustion. The invention forms a fluidized hopper ... | 05/06/2008 |
| 7304011 | Compositions and processes for reducing NOemissions during fluid catalytic cracking Compositions for reduction of NOx generated during a catalytic cracking process, preferably, a fluid catalytic cracking process, are disclosed. The compositions comprise a fluid catalytic cracking catalyst composition, preferably containing a Y-type zeoli... | 12/04/2007 |
| 7304199 | Solid acid catalyst and method of using same A catalyst composition includes an oxygen compound of an element selected from Group IVB or Group IVA of the Periodic Table of the Elements; an oxygen compound of an element selected from Group VIB or Group VIA of the Periodic Table of the Elements; and at least abo... | 12/04/2007 |
| 7145051 | Combined oxydehydrogenation and cracking catalyst for production of olefins A catalyst is provided comprising (1) at least one solid acid component, and (2) at least one metal-based component comprised of one or more element from Groups 1–3, one or more element from Groups 4–15 and one or more element from Groups 16 and 17 of the Period... | 12/05/2006 |
| 7125817 | Combined cracking and selective hydrogen combustion for catalytic cracking A catalyst system and process for combined cracking and selective hydrogen combustion of hydrocarbons are disclosed. The catalyst comprises (1) at least one solid acid component, (2) at least one metal-based component comprised of one or more elements from Group 3 a... | 10/24/2006 |
| 7122492 | Combined cracking and selective hydrogen combustion for catalytic cracking A catalyst system and process for combined cracking and selective hydrogen combustion of hydrocarbons are disclosed. The catalyst comprises (1) at least one solid acid component, (2) at least one metal-based component comprised of one or more elements from Groups 1 ... | 10/17/2006 |
| 7122495 | Combined cracking and selective hydrogen combustion for catalytic cracking A catalyst system and process for combined cracking and selective hydrogen combustion of hydrocarbons are disclosed. The catalyst system contains at least one solid acid component and at least one metal-based component which consists of (a) oxygen and/or sulfur and ... | 10/17/2006 |
| 7122493 | Combined cracking and selective hydrogen combustion for catalytic cracking A catalyst system and process for combined cracking and selective hydrogen combustion of hydrocarbons are disclosed. The catalyst comprises: (1) at least one solid acid component, (2) at least one metal-based compo... | 10/17/2006 |
| 7122494 | Combined cracking and selective hydrogen combustion for catalytic cracking A catalyst system and process for combined cracking and selective hydrogen combustion of hydrocarbons are disclosed. The catalyst comprises (1) at least one solid acid component, (2) at least one metal-based component comprised of two or more elements from Groups 4â... | 10/17/2006 |
| 7078130 | Metallic mesoporous transition metal oxide molecular sieves, room temperature activation of dinitrogen and ammonia production This invention provides novel stable metallic mesoporous transition metal oxide molecular sieves and methods for their production. The sieves have high electrical conductivity and may be used as solid electrolyte devices, e.g., in fuel cells, as sorbents, e.g. for h... | 07/18/2006 |
| 7045056 | CO oxidation promoters for use in FCC processes A composition for controlling CO and NOx emissions during FCC processes comprises (i) acidic oxide support, (ii) cerium oxide, (iii) lanthanide oxide other than ceria such as praseodymium oxide (iv), optionally, oxide of a metal from Groups Ib and IIb suc... | 05/16/2006 |
| 7045485 | NOreduction composition for use in FCC processes A composition for controlling NOx emissions during FCC processes comprises (i) an acidic oxide support, (ii) cerium oxide, (iii) a lanthanide oxide other than ceria such as praseodymium oxide, and (iv), optionally, an oxide of a metal from Groups Ib and I... | 05/16/2006 |
| 7033487 | FCC catalyst for reducing the sulfur content in gasoline and diesel A catalyst composition comprising about 5–55 wt % metal-doped anionic clay, about 10–50 wt % zeolite, about 5–40 wt % matrix alumina, about 0–10 wt % silica, about 0–10 wt % of other ingredients, and balance kaolin. In metal-doped anionic clays, the additi... | 04/25/2006 |
| 7030055 | NOreduction compositions for use in FCC processes Compositions for reduction of gas phase reduced nitrogen species and NOx generated during a partial or incomplete combustion catalytic cracking process, preferably, a fluid catalytic cracking process, are disclosed. The compositions comprise (i) an acidic... | 04/18/2006 |
| 7008595 | Resid cracking apparatus with catalyst and adsorbent regenerators and a process thereof This invention provides a resid cracking apparatus comprising a riser, reactor, stripper cum separator with adjustable outlets in flow communication with adsorbent and catalyst regenerators for converting hydrocarbon residues containing higher concentration of conra... | 03/07/2006 |
| 6929736 | Compounds, compositions and methods to reduce SOx emissions from FCC units Anionic clay compounds such as hydrotalcite-like compounds can be made by a process wherein a non-hydrotalcite-like compound (or a hydrotalcite-like compound) are heat treated and then hydrated to form hydrotalcite-like compounds having properties (e.g., increased h... | 08/16/2005 |
| 6916417 | Catalytic cracking of a residuum feedstock to produce lower molecular weight gaseous products The present invention provides a catalytic cracking process. The process includes introducing at least one species of a natural or synthetic residuum containing feedstock and a catalyst into a catalytic cracker reaction zone, and thereafter cracking the feedstock in... | 07/12/2005 |
| 6858769 | Lithium aluminate layered catalyst and a selective oxidation process using the catalyst A catalyst for the selective oxidation of hydrogen has been developed. It comprises an inert core such as cordierite and an outer layer comprising a lithium aluminate support. The support has dispersed thereon a platinum group metal and a promoter metal, e.g. platin... | 02/22/2005 |
| 6800586 | NOx reduction composition for use in FCC processes A composition for controlling NOx emissions during FCC processes comprises (i) an acidic oxide support, (ii) cerium oxide, (iii) a lanthanide oxide other than ceria such as praseodymium oxide, and (iv), optionally, an oxide of a metal from Groups Ib and I... | 10/05/2004 |
| 6723228 | Additive used in catalytic cracking of hydrocarbons and a process of catalytic cracking of hydrocarbons using the same An additive used in catalytic cracking of hydrocarbons, which is in the form of homogeneous liquid and comprises a composite metal compound, wherein said composite metal compound consists of the oxides, hydroxides, organic acid salts, inorganic acid salts or metal o... | 04/20/2004 |
| 6696614 | Catalyst for steam cracking reactions and related preparation process Catalyst for steam cracking reactions consisting of pure mayenite having the general formula: having an X-ray diffraction spectrum as indicated in Table I, obtained with a preparation process comprising the following steps: dissolution of salts containing ... | 02/24/2004 |
| 6656346 | Fluid catalytic cracking process for heavy oil A heavy fraction oil is catalytically cracked by contacting the oil with a catalyst mixture consisting of 60 to 95 wt % of a base cracking catalyst containing an ultra stable Y-type zeolite and less than 0.5 wt % of rare-earth metal oxide, and 5 to 40 wt ... | 12/02/2003 |
| 6620313 | Hydroconversion process using bulk group VIII/Group VIB catalysts Hydroconversion process of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni--Mo--W.... | 09/16/2003 |
| 6332974 | Wide-cut synthetic isoparaffinic lubricating oils A wide-cut lubricant base stock is made by hydroisomerizing and then catalytically dewaxing a waxy Fischer-Tropsch synthesized hydrocarbon fraction feed and comprises the entire dewaxate having an initial boiling point in the 650-75O° F.+ range. Formulat... | 12/25/2001 |
| 6315977 | Process and apparatus for producing hydrogen by thermocatalytic decomposition of hydrocarbons A process for producing a production gas mixture comprising hydrogen, by thermocatalytic decomposition of an initial mixture which comprises at least one hydrocarbon, comprising the steps of: 1 feeding the initial mixture to a system comprising, in succession,... | 11/13/2001 |
| 6258990 | Process for producing polypropylene from C3 olefins selectively produced in a fluid catalytic cracking process from a naphtha/steam feed A process for producing polymers from C2 -C4 olefins selectively produced from a catalytically-cracked or thermally-cracked naphtha stream is disclosed herein. A mixture of the naphtha stream and a stream of steam is feed into a reac... | 07/10/2001 |
| 6225255 | Additive catalyst for the cracking of heavy oil An additive catalyst for the cracking of heavy oil, characterized in that the additive catalyst includes: (i) a mixed metal oxide composed of an acidic metal oxide and a basic metal oxide, in which the proportion of the basic metal oxide is from 5 to 50 m... | 05/01/2001 |
| 6224748 | Process for hydrocracking cycle oil A process for hydrocracking heavy, high aromatic content feeds, such as cycle oil, using a catalyst composition containing a hydrogenation/dehydrogenation component, such as a noble metal, and an acidic solid component including a Group IVB metal oxide mo... | 05/01/2001 |
| 6214211 | Catalytic cracking catalyst A catalytic cracking catalyst composition comprising (a) a spherical boehmite gel alumina, (b) a zeolite, (c) a clay mineral and (d) a binder; a catalytic cracking catalyst produced by spray-drying a slurry containing the catalytic cracking catalyst compo... | 04/10/2001 |
| 6193875 | Oil soluble coking additive, and method for making and using same A method for making an oil soluble coking process additive, includes the steps of: providing mixture of a metal salt in water wherein the metal salt contains a metal selected from the group consisting of alkali metals, alkaline earth metals and mixtures t... | 02/27/2001 |
| 6160191 | Hydrocarbon conversion using large crystal zeolite catalyst A process for converting hydrocarbons by contacting a hydrocarbon feedstream under hydrocarbon conversion conditions with a large crystal zeolite catalyst. The large crystal zeolite of the catalyst used in the hydrocarbon conversion process is made by hea... | 12/12/2000 |
