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7622413 |
Multifunctional additive for maximizing properties relevant to the process of fluid catalytic cracking and the process for preparation thereof
A multifunctional additive for maximizing yield of light olefins and LPG, with a tolerance to contaminant metals. Maximization of the referenced properties is accomplished through the use of a...
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7605110 |
Ceramic body, ceramic catalyst body and related manufacturing methods
A ceramic body, a ceramic catalyst body, a ceramic catalyst body and related manufacturing methods are disclosed wherein a cordierite porous base material has a surface, formed with acicular...
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7601663 |
Solid acid catalyst for producing light olefins and process using the same
A porous solid acid catalyst for producing light olefins is prepared through pillaring and a solid state reaction of a raw material mixture. The catalyst is made of a porous material having a...
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7585804 |
ZSM-5 additive
A catalyst composition suitable for reacting hydrocarbons such as in fluidized catalytic cracking (FCC) comprises an attrition-resistant particulate having at least 30% of an intermediate pore...
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7576025 |
Composition for reducing Ox emissions in FCC regeneration process
A composition comprising FCC catalyst particles and additive particles suitable for the reduction of NO x emissions from a FCC regenerator, said additive particles comprising a Mg and...
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7576024 |
Catalyst composition comprising anionic clay and rare earth metals, its preparation and use in FCC
The invention relates to a composition comprising anionic clay and rare earth metal hydroxy carbonate. This composition can suitably be used in FCC for the reduction of NOx and/or SOx emissions,...
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7563739 |
Desiccant based on clay-bound zeolite, process for its preparation and its use
The invention relates to a desiccant based on clay-bound zeolite which is characterized in that it comprises hygroscopic salt and optionally further conventional additives. Preferably, it is...
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7528089 |
High solids materials processing
The present invention includes a microporous or mesoporous composition of matter in which the composition is formed continuously or semi-continuously in a heated reactor zone, including a rotary...
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7517824 |
Process for steam stripping hydrocarbons from a bromine index reduction catalyst
The present invention relates to a process for stripping hydrocarbons from a catalyst, comprising the step of contacting the catalyst with steam at stripping conditions, wherein the catalyst...
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7517827 |
Process for preparation of liquefied petroleum gas selective cracking catalyst
The present invention relates to a cracking catalyst composition for cracking heavy hydrocarbon and processes for preparing the catalyst. The process can include treating zeolite with sodium free...
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7507845 |
Process for production of an olefin oxide
The invention relates to a process for the epoxidation of an olefin, wherein the concentration of the olefin oxide in the outlet is greater than about 2.2% by volume. More particularly, the...
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7459413 |
Catalyst composition for treating heavy feedstocks
The present invention provides a catalyst and a process for its preparation and its use in cracking heavy feedstocks. The catalyst comprises one or more zeolites having a controlled silica to...
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7456123 |
FCC catalyst
This invention relates to a mesoporous catalytic cracking catalyst, a process for the production of such catalysts, and a process utilizing such catalysts in cracking operations. The mesoporous...
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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...
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7442664 |
Process for the preparation of an FCC catalyst
This invention relates to a process for the preparation of a fluid catalytic cracking catalyst with improved attrition resistance. According to this preparation process, an aqueous slurry...
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7419931 |
Catalyst comprising a 10MR zeolite and a 12MR zeolite, and its use in transalkylation of alkylaromatic hydrocarbons
A catalyst is described which comprises at least one zeolite with channels with openings defined by a ring having 10 oxygen atoms (10 MI), at least one zeolite with at least channels or side...
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7390762 |
Method for the preparation of high-content NaY molecular sieves synthesized from kaolin sprayed microspheres
A method for synthesizing high-content NaY molecular sieves with kaolin sprayed microspheres includes adding functional components and deionized water into kaolin so as to be pulped into a mixed...
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7304011 |
Compositions and processes for reducing NOx emissions during fluid catalytic cracking
Compositions for reduction of NO x generated during a catalytic cracking process, preferably, a fluid catalytic cracking process, are disclosed. The compositions comprise a fluid catalytic...
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7300899 |
Lithium exchanged zeolite X adsorbent blends
A lithium exchanged zeolite X adsorbent blend with improved performance characteristics produced by preparing a zeolite X, preparing a binder which includes highly dispersed attapulgite fibers...
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7273827 |
Molecular sieve catalyst composition, its production and use in conversion processes
The invention relates to a molecular sieve catalyst composition, to a method of making or forming the molecular sieve catalyst composition, and to a conversion process using the catalyst...
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7235507 |
Catalyst for purifying diesel engine exhaust emissions
A diesel oxidation catalyst comprising a honeycomb substrate washcoated with a mixture of clay, a refractory oxide and a zeolite is disclosed. The washcoated substrate is subsequently deposited...
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7160830 |
Process for the preparation of catalyst microspheres
The present invention relates to a process for the preparation of catalyst particles with a particle diameter in the range 20–2000 microns involving the steps of agitating at least two dry...
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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...
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7067449 |
Y-zeolite-containing composite material and a process for preparing the same
A Y-zeolite-containing composite material made from materials comprising kaolin by in-situ crystallization, said composite material comprises nest-like structure. Content of Y-zeolite is in the...
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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...
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6942783 |
Enhanced FCC catalysts for gas oil and resid applications
A fluid catalytic cracking catalyst is provided with a high porosity by in-situ crystallizing an aluminosilicate zeolite from a reactive microsphere comprising metakaolin and hydrous kaolin. Any...
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6943132 |
Structurally enhanced cracking catalysts
Zeolite microsphere FCC catalysts having a novel morphology comprising a macroporous matrix and crystallized zeolite freely coating the walls of the pores of the matrix. The catalysts are formed...
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6908544 |
Cracking catalyst comprising layered clays and a process for cracking hydrocarbon oils using the same
The present invention relates to a cracking catalyst comprising layered clays and a process for cracking hydrocarbon oils using said catalyst. Said catalyst is prepared by the process comprising...
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6887457 |
Process for the preparation of catalysts comprising a pentasil-type zeolite
A process for the preparation of a composition comprising a pentasil-type zeolite, which process comprises the following steps: a) hydrothermally treating an aqueous slurry comprising an aluminium...
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6864202 |
Process for preparing sodium silicate alkali solution depleted of sodium salt and enriched in silica
The present invention relates to an improved process for obtaining sodium silicate alkali solution depleted of sodium salt and enriched in silica from a mother liquor recovered after isolation of...
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6858556 |
Stabilized dual zeolite single particle catalyst composition and a process thereof
A process for the preparation of a stabilized dual zeolite catalyst-comprising two types of zeolites, a low silica molecular sieve and a stabilized high silica zeolite is disclosed. The catalyst is...
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6858555 |
Process for making a catalyst for cracking heavy oil
A catalyst composition for the cracking of heavy oil, which has high cracking activity for heavy components in the heavy oil and features reduced deposition of coke. The catalyst composition is...
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6776899 |
Cracking catalyst composition
The present invention relates to a cracking catalyst composition comprising a physical mixture of 10-90 weight % of a cracking catalyst A and 90-10 weight % of a cracking catalyst B, whereby...
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6743745 |
Process for production of molecular sieve adsorbent blends
A process for the production of a molecular sieve adsorbent blend product with improved performance characteristics produced by preparing a zeolite powder, preparing a highly dispersed attapulgite...
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6716338 |
FCC catalysts for feeds containing nickel and vanadium
A fluid catalytic cracking catalyst made from microspheres that initially contain kaolin, a dispersible boehmite alumina and a sodium silicate or silica sol binder. The kaolin portion contains...
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6716337 |
Catalyst carrier with high diesel selectivity
The invention pertains to a carrier composition comprising (a) at least 30 wt % of a synthetic cracking component, based on the total weight of the carrier composition, which comprises oxidic...
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6696378 |
Fluid catalytic cracking catalyst manufacturing process
An in situ process for making improved zeolitic fluid cracking catalysts by spray drying a mixture of (i) hydrous kaolin and/or metakaolin, and (ii) calcined aluminum source, said calcined aluminum...
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6673235 |
FCC catalysts for feeds containing nickel and vanadium
A fluid catalytic cracking catalyst made from microspheres that initially contain kaolin, a dispersible boehmite alumina and a sodium silicate or silica sol binder. The kaolin portion contains...
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6652626 |
Agglomerated adsorbent, process for the production thereof and use thereof for the non-cryogenic separation of industrial gases
A description is given of agglomerates of faujasite X with an Si/Al ratio of 1, the inert binder of which, on the one hand, has been converted to active zeolite by conversion to zeolite in an...
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6613710 |
Process for preparation of bi-functional fluid catalytic cracking catalyst composition
A process for preparing bi-functional catalyst for Fluid Catalytic Cracking (FCC), that comprises molecular sieves, modified clay and semi-basic alumina and the catalyst for highly effective...
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6610625 |
Catalyst/adsorbent composition with improved performance
Catalytic and/or adsorbent compositions are formed with greater flexibility to optimize various properties, such as strength and catalytic activity by employing a synthetic clay binder having a...
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6566293 |
Catalyst composition with high efficiency for the production of light olefins
The present invention is directed to a catalyst composition for FCC which has high efficiency in the production of light olefins while maintaining the bottoms conversion. The catalyst composition...
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6558647 |
Microporous and mesoporous silicoaluminate solid, process for preparation, use as a catalyst and for hydrocarbon conversion
The invention relates to an acidic silicoaluminate solid that has a microporous zeolitic phase that is characterized by at least one infrared band between 400-1600 cm−1, an organized mesoporosity...
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6528447 |
Process for the preparation of a catalyst composite
A process for preparing a hydrocarbon conversion catalyst for use in a Fluid Catalyst Cracking (FCC) unit includes the steps of preparing a modified alumina-silica composite by reacting alumina...
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6511933 |
Catalyst for cracking heavy oil
A catalyst composition for the cracking of heavy oil, which has high cracking activity for heavy components in the heavy oil and features reduced deposition of coke. The catalyst composition is...
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6410815 |
Agglomerated zeolite adsorbents, process for their preparation, and their use for adsorbing paraxylene from aromatic C8 fractions
The present invention relates to agglomerated zeolite adsorbents based on faujasite with an Si/Al ratio such that 1≦Si/Al≦1.15, at least 70% exchanged with barium and optionally with potassium,...
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6355591 |
Process for the preparation of fluid catalytic cracking catalyst additive composition
A fluid catalytic cracking additive composition to obtain enhanced yield of Liquified Petroleum Gas in catalytic cracking of high boiling petroleum feed stocks comprising 4 to 20 wt. % aluminum...
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6342153 |
Pillared clay catalysts for heavy oil catalytic pyrolisis process and the preparation method thereof
Pillared clay catalysts for converting heavy oil or residual feedstock into maximum ethylene, propylene and butylene products comprises 30-75 wt % special pillared clays prepared by aluminum...
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6313059 |
Desiccant for drying CH2F2 refrigerant utilizing zeolite
Difluoromethane (R-32) is of current interest as a partial replacement for chlorodifluoromethane (R-22) refrigerant heretofore widely used in vapor compression refrigeration systems. R-32 has,...
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6303368 |
Device for liquid or gas process streams and method of making and using same
A device for use in processing of a liquid and/or gas stream. The device is made up of a monolithic structure having active powder for treating streams. The structure has an inlet end and an outlet...
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