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7601262 |
Sub-micron filter
Aluminum hydroxide fibers approximately 2 nanometers in diameter and with surface areas ranging from 200 to 650 m 2 /g have been found to be highly electropositive. When dispersed in water they are...
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7595276 |
Catalytic composition for oxychlorination
The present invention provides a catalytic composition for oxychlorination excellent in the fluidity, the capability of suppressing lowering of the fluidity, and the attrition resistance as well as...
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7588630 |
Carbon dioxide absorbent, carbon dioxide separating apparatus, and reformer
A carbon dioxide absorbent includes lithium silicate containing lithium orthosilicate and lithium metasilicate, the lithium metasilicate being contained in an amount of 5% by weight or more to 40%...
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7585808 |
Methods for preparing catalysts
The present invention is directed to processes for preparing supported metal catalysts comprising one or more catalytically active metals applied to a porous catalyst support and to processes that...
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7585359 |
Air filtration media comprising metal-doped silicon-based gel and/or zeolite materials treated with nitric acid and/or potassium persulfate
A filtration system including a novel combination of at least one metal-doped silica-based gel and zeolite materials to trap and/or modify, and remove undesirable gases (such as ammonia, ethylene...
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7579299 |
Semi-synthetic bleaching earth
The invention relates to a process of processing an acid suspension containing at least one solid, wherein (a) the suspension containing at least one solid is mixed with an alkali metal silicate...
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7575629 |
Pollutant emission control sorbents and methods of manufacture
Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. The methods...
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7563744 |
Catalyst featuring silicone dioxide based support material for the purification of exhaust gases
The present invention relates to a catalyst for the purification of exhaust gases from an internal combustion engine, which comprises a catalytically active coating on an inert ceramic or metal...
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7563743 |
Doped catalyst and improved process for treatment of hydrocarbon feedstocks
This invention relates to doped catalysts on an aluminosilicate substrate with a low content of macropores and the hydrocracking/hydroconversion and hydrotreatment processes that use them. The...
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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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7560414 |
Adsorbents, process for the production thereof and use thereof
An adsorbent for organic compounds including filler granules, which contain 20 to 99.9 wt. % of fillers and a binder. The adsorbent is produced by mixing at least one binder with at least one...
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7559981 |
Air filtration media comprising oxidizing agent-treated metal-doped silicon-based gel and zeolite materials
An environmental control for use in air handling systems that are required to provide highly effective filtration of noxious gases is provided. In one embodiment, a filtration system utilizes a...
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7557064 |
Methods for making immobilized aryl-containing ligands
Organic ligands that contain at least one aryl group are immobilized on a solid support. The organic ligands are of the type used to form a catalyst complex suitable for carrying out a catalytic...
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7544285 |
Catalyst composition preparation and use
A bulk metal oxide catalyst composition of the general formula
(X)b(M)c(Z)d(O)e (I)
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7541310 |
Silica-alumina catalyst support, catalysts made therefrom and methods of making and using same
This invention relates to catalysts comprising a catalytic metal deposited on a composite support with well-dispersed chemical “anchor” species acting as nucleation centers for catalytic metal...
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7538068 |
Carbon dioxide gas absorbent and method of manufacturing the same
A carbon dioxide gas absorbent includes a porous body containing a lithium complex oxide. The porous body includes pores having a pore diameter distribution such that main pores which consist of...
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7538067 |
Composition of, and process for preparing, silica xerogel for beer stabilization
A silica xerogel, a process for making it, and a process for using it to reduce chill haze in beer includes incorporation in the xerogel of one or more alkali metals, optionally in combination with...
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7538065 |
Noble metal-containing catalyst containing a specific ratio of silica to aluminum in the framework
An improved noble metal-containing catalyst containing a specific ratio of silica to aluminum in the framework suitable for use in the hydroprocessing of hydrocarbonaceous feeds, which is directed...
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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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7528087 |
Porous mullite bodies and methods of forming them
A porous mullite composition is made by Forming a mixture of one or more precursor compounds having the elements present in mullite (e.g., clay, alumina, silica) and a property enhancing compound....
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7524794 |
Method for surface treating perlite sorbents for improved adsorbing of vapor phase metals and metal compounds at elevated temperatures
Perlite, particularly, perlite in powdered form, is employed to adsorb metals and metal compounds from a fluid flow. In select embodiments, the perlite is treated to expand its surface area and...
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7521391 |
Coating composition of photocatalyst
A photocatalytic coating composition comprising a photocatalyst, a silicon alkoxide, a zirconium compound, colloidal silica, and a liquid medium, wherein a content of the zirconium compound in...
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7510996 |
Hydrogen storage material
A hydrogen storage material is expressed by a composition formula, (Ca 1-x A x ) 1-z (Si 1-y B y ) z , wherein “A” is at least one member selected from the group consisting of alkali metal...
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7494533 |
Systems for purifying gases having organic impurities using granulated porous glass
Methods and apparatus for purifying gases having organic impurities, including the use of granulated porous glass. A system for purifying an impure gas includes a source of an impure gas, a...
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7491674 |
Catalyst element and manufacturing method thereof
A catalyst body including a catalytic material containing an alkali metal and/or an alkaline earth metal, a carrier carrying the catalytic material, and a method of manufacturing the catalyst body...
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7488533 |
Highly oil absorbing amorphous silica particles
The present invention relates to amorphous silica particles having high oil absorbance capabilities, a process for their preparation and use thereof. The amorphous silica particles of the...
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7479265 |
Catalytic filter based on silicon carbide (β-SiC) for combustion of soot derived from exhaust gases from an internal combustion engine
This invention relates to β-SiC foam parts with a specific surface area preferably equal to at least 5 m 2 /g and with at least two zones A and B with a different cellular porosity distribution,...
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7473663 |
Process for the preparation of an additive-containing anionic clay
Process for the preparation of an additive-containing anionic clay comprising the steps of (a) preparing a physical mixture of a divalent and a trivalent metal compound, (b) calcining the physical...
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7470645 |
Zeolite composite, method for making and catalytic application thereof
A catalytic material includes microporous zeolites supported on a mesoporous inorganic oxide support. The microporous zeolite can include zeolite Beta, zeolite Y (including “ultra stable...
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7468342 |
Catalysts and process for producing aromatic amines
As catalysts for producing aromatic amines by hydrogenating aromatic nitrites, there are disclosed (1) the catalyst comprising a metal catalyst component comprising Ni and/or Co and a specific...
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7456129 |
Support for gas-phase oxidation catalyst and process for its production, gas-phase oxidation catalyst, and process for producing acrylic acid
A support for a gas-phase oxidation catalyst, the support including a solid acid, of which acid strength (H 0 ) meets an inequality: −5.6≦H 0 ≦1.5; a gas-phase oxidation catalyst including...
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7452846 |
Desulfurization with octane enhancement
A desulfurization system employing a system of fluidizable and circulatable solid particles to desulfurize a hydrocarbon-containing fluid in a fluidized bed reactor. The solid particulate system...
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7449424 |
Method for producing catalytically-active materials
A method for producing a catalytically-active material having at least one base component and at least one catalytically-active component in which the at least one base component is heated to a...
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7435699 |
Heterogeneous adsorbent and the use for diffusional separation methods
A non-homogeneous adsorbent is described, formed of a core and at least one continuous outer layer in which the core of said adsorbent has a volume adsorptive capacity representing at least 35% of...
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7429551 |
Adsorbents for removing heavy metals
Adsorbents for removing anions of a heavy metals and methods for using same are provided. Metal removing adsorbents comprise a porous material in which at least one oxygen-containing compound of...
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7429366 |
Catalyst and process for decomposing carbonyl sulfide and hydrogen cyanide
A solution of a chromium compound is impregnated into a silica-alumina carrier made of alumina and containing 1 to 5 weight % of silica relative to the weight of the carrier, thereby to obtain a...
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7427581 |
Desulfurization process and novel bimetallic sorbent systems for same
Novel sorbent systems for the desulfurization of cracked-gasoline and diesel fuels are provided which are comprised of a bimetallic promotor on a particulate support such as that formed of zinc...
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7425647 |
Process for preparing a group V111-metal containing catalyst, use thereof for preparing an alkenyl carboxylate
A process for preparing a catalyst by
(a) selecting a carrier which is a silica based carrier which has been subjected to a series of washings with one or more aqueous liquids consisting of...
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7413792 |
Structure with oriented tubular pores
A mesostructured material, which has plural tubular pores and is arranged on a polymer surface, characterized in that the pores are uniaxially oriented. The mesostructured material can be developed...
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7399457 |
Process for the removal of heavy metals from gases, and compositions therefor and therewith
A composition containing silica and vanadium, wherein at least a portion of the vanadium is present as a distorted octahedral and in a phase selected from the group consisting of amorphous,...
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7371707 |
Desulfurization sorbent
The attrition resistance of sorbent compositions are enhanced by acid-treating the perlite component of the sorbent. The efficiency of making a promoter metal-containing sorbent composition is...
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7365040 |
Catalysts
A process for preparing a cobalt-based Fischer-Tropsch synthesis catalyst includes introducing a soluble modifying component precursor of the formula Mc(OR) x , where Mc is a modifying component...
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7354750 |
Methods for separating molecules
The present invention provides compositions and methods for the separation of metals or molecules such as polypeptides, nucleic acids, or endotoxins using a metal-modified solid support. The metals...
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7351328 |
Desulfurization and novel process for same
A composition comprising a metal oxide and a promoter, wherein at least a portion of the promoter is present as a reduced valence promoter, and methods of preparing such composition are disclosed....
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7348295 |
Gas separation using molecular sieve SSZ-74
The present invention relates to new crystalline molecular sieve SSZ-74 prepared using a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium) dication as a structure-directing agent, and its use in gas...
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7348293 |
Homogeneous modified-alumina Fischer-Tropsch catalyst supports
A homogeneous, amorphous catalyst support comprising a modifying-metal-oxide and a base-metal oxide, the catalyst support having a Surface to Bulk modifying-metal/base-metal atomic ratio of from...
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7323432 |
Catalyst assembly
A catalyst assembly comprising a substrate, nanofilaments which have a nanometer-size diameter and are formed on the substrate, and particles which have a nanometer-size diameter, at least one of...
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7323100 |
Combination of amorphous materials for hydrocracking catalysts
An amorphous support, methods for making the same and methods of using, particularly in hydrocracking. A method of making may comprise mixing a first amorphous material and a second amorphous...
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7312175 |
Ion exchange materials, method of forming ion exchange materials, and methods of treating liquids
The invention includes an ion affinity material having an organic component which is sulfonated and which is chemically bonded to an inorganic substrate component. The invention includes a method...
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7309676 |
Remover for heavy metals contained in water
A removing agent for heavy metal ion in water which comprises synthetic zeolite, wherein 10 mol % or more of a total amount of exchangeable cation is substituted with magnesium ion and 60 mol % or...
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