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8178477 |
Proppants with carbide and/or nitride phases
Proppants which can be used to prop open subterranean formation fractions are described. Proppant formulations which use one or more proppants of the present invention are described, as well as...
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8088709 |
Preparation method of vanadium/titania-based catalyst showing excellent nitrogen oxide-removal performance at wide temperature window through introduction of ball milling, and use thereof
Disclosed are a method for preparing a catalyst, which has excellent nitrogen oxide-removal performance and resistance over a wide temperature range, and the use of the catalyst. According to the...
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8088195 |
Method for manufacturing titanium oxide-containing slag
The present invention provides a method for efficiently manufacturing a titanium oxide-containing slag from a material including titanium oxide and iron oxide, wherein a reduction of titanium...
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8080223 |
Method of making a composite from metal oxide and polymer precursors
A method of making a composite from a composition including a metal oxide precursor and polymer precursor by exposing the metal oxide precursor to a gas having a humidity level of about 40% to...
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8048389 |
Cerium oxide-zirconium oxide-based mixed oxide and method for producing thereof
The present invention provides a cerium oxide-zirconium oxide-based mixed oxide having superior platinum dispersibility and a suitable OSC, and a simple production process thereof. The cerium...
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7988946 |
Method for recycling zirconium tetrafluoride into zirconia
The method allows ZrF4 to be converted into ZrO2, by carrying out a thermal conversion operation based on solid ZrF4 and water which are heated in a reactor until converted into ZrO2. The initial...
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7976818 |
Method for recovering titanium tetrachloride from a waste liquid
A method for continuously recovering titanium tetrachloride TiCl4 from a waste liquid comprising TiCl4 and by-products, wherein said waste liquid is subjected, as a flowing liquid film, to an...
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7968077 |
Method for manufacturing titanium dioxide by oxidizing of titanium tetrachloride
A method for manufacturing titanium dioxide by reacting titanium tetrachloride with an oxygen-bearing gas in a tubular reactor and subsequently cooling the titanium dioxide particle/gas mixture in...
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7931886 |
Agglomeration of titania
According to the present invention there is provided a process for the agglomeration of titania slag particles comprising providing titania slag at a d50 particle size of below 106 μm; mixing the ...
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7884048 |
Adsorption composition and process for removal of CO from material streams
Carbon monoxide is removed from streams by adsorption on an adsorption composition which comprises copper, zinc and zirconium oxides and whose copper-comprising component has a degree of reduction,...
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7858066 |
Method of making titanium dioxide particles
The disclosure provides a process for preparing nanocrystalline titanium dioxide, in particular rutile nanocrystalline titanium dioxide, comprising: (a) precipitating a mixture comprising hydrated...
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7851417 |
Process to prepare borozirconate solution and use as cross-linker in hydraulic fracturing fluids
A process to prepare a stable solution of a borozirconate complex is disclosed and use of the solution in oil field applications such as hydraulic fracturing and plugging of permeable zones. The...
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7820586 |
Composition based on zirconium oxide and oxides of cerium, lanthanum and of another rare earth, a method for preparing same and use thereof as catalyst
The invention concerns a composition based on zirconium and cerium oxides in an atomic ratio Zr/Ce>1, and further comprising lanthanum oxide or an oxide of a rare earth other than cerium and...
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7795189 |
Zirconium-hydroxy alkylated amine-hydroxy carboxylic acid cross-linking composition for use with high pH polymer solutions
A process to prepare a solution of zirconium-hydroxyalkylated diamine-lactic acid complex is disclosed and use of the solution in oil field applications such as hydraulic fracturing and plugging of...
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7795190 |
Process to prepare borozirconate solution and use as a cross-linker in hydraulic fracturing fluids
A process to prepare a stable solution of a borozirconate complex is disclosed and use of the solution in oil field applications such as hydraulic fracturing and plugging of permeable zones. The...
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7790657 |
Process to prepare borozirconate solution and use a cross-linker in hydraulic fracturing fluids
A process to prepare a stable solution of a borozirconate complex is disclosed and use of the solution in oil field applications such as hydraulic fracturing and plugging of permeable zones. The...
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7780931 |
Preparation for Tio2 powders from a waste liquid containing titanium compounds
Process for preparing TiO2 powders starting from a liquid comprising chlorinated titanium compounds, the process comprising: a) atomizing said liquid and reacting the atomized liquid with a flow of...
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7781368 |
Adsorption composition and method of removing CO from streams
Carbon monoxide is removed from streams by adsorption on an adsorption composition which comprises copper, zinc and zirconium oxides and whose copper-comprising component has a degree of reduction,...
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7758977 |
Crystalline zirconia and method of synthesis
Novel, monodispersed, spherical ZrO2 particles in the size range of approximately 10 to approximately 600 nm exhibiting metastable tetragonal crystal structure at room temperature and novel methods...
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7754660 |
Process to prepare zirconium-based cross-linker compositions and their use in oil field applications
A process to prepare a solution of zirconium-alkanolamine-hydroxycarboxylic acid complex is disclosed and use of the solution in oil field applications such as hydraulic fracturing and plugging of...
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7732384 |
Solid borozirconate and borotitanate cross-linkers
A process is provided to prepare solid borozirconate and solid borotitanate cross-linkers, which comprises contacting zirconium or titanium complex with alkanolamine at particular mole ratios of...
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7713662 |
Lithium-manganese-based composite oxide containing titanium and nickel
The invention provides a lithium-manganese-based composite oxide containing Ti and Ni, which is represented by the compositional formula: Li1+x(Mn1−n−mNimTin)1−xO2, wherein 0
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7691767 |
Catalytic cracking catalyst for heavy oil and production process for olefin and fuel oil
Provided are a catalyst which inhibits light paraffins form being produced in catalytic cracking of heavy hydrocarbons and which effectively produces olefins and a process in which the above...
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7683011 |
Process to prepare borozirconate solution and use as cross-linker in hydraulic fracturing fluids
A process to prepare a stable solution of a borozirconate complex is disclosed and use of the solution in oil field applications such as hydraulic fracturing and plugging of permeable zones. The...
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7662475 |
Alkaline-earth metal carbonate core coated with at least one group IV transition metal compound and method of making thereof
The invention relates to an alkaline-earth metal carbonate powder comprising a core consisting essentially of at least one alkaline-earth metal carbonate and a shell consisting essentially of at...
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7642210 |
Zirconia porous body and manufacturing method thereof
A zirconia porous body with excellent stability of heat resistance is manufactured. This relates to a zirconia porous body having peaks at pore diameters of 8 to 20 nm and 30 to 100 nm in a pore...
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7625831 |
Anisotropically shaped ceramic particles and method for producing the same
Anisotropically shaped ceramic particles are represented by the general formula {(K1−x−yNaxLiy)4(Nb1−zTaz)6O17+aMeOb} (where Me is at least one element selected from the group consisting of antim...
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7585488 |
Anatase-type titanium oxide powder and method for producing same
An anatase-type titanium oxide powder having a ratio of rutile to anatase of 10% or less and a BET specific surface area of 20 to 80 m2/g. Since the titanium oxide powder has a large specific...
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7582276 |
Nanoscale rutile or anatase oxide and method for producing same
The invention relates to nanoscale rutile or oxide powder that is obtained by producing amorphous TiO2 by mixing an alcoholic solution with a titanium alcoholate and with an aluminum alcohalate and...
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7578457 |
Method for producing fine dehydrided metal particles using grinding media
Grinding media, including shaped media such as spheres or rods ranging in size from about 0.5 micron to 100 mm in diameter, are formed from a multi-carbide material consisting essentially of two or...
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7575731 |
Fine particles of tin-modified rutile-type titanium dioxide and method of making thereof
The present invention relates to fine particles of a tin-modified rutile-type titanium dioxide obtained through the reaction of an aqueous solution of a titanium compound having a Ti concentration...
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7566436 |
Counter current mixing reactor
A mixing reactor for mixing efficiently streams of fluids of differing densities. In a preferred embodiment, one of the fluids is supercritical water, and the other is an aqueous salt solution....
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7556793 |
Rutile titania catalyst carrier
A method of forming a shaped article includes forming a mixture which includes a titania hydrate pulp having a loss on ignition of from about 10 to 45 wt. %, a seed material comprising a titanium...
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7553474 |
Method for producing metal oxide sol
It is an object to provide a method for producing stable alkaline metal oxide sols having a uniform particle size distribution. The method comprises the steps of: heating a metal compound at a...
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7541016 |
Lithium titanate and method of forming the same
A lithium titanate has the following formula: Li4Ti5O12−x wherein x is greater than 0. The lithium titanate is formed by providing a mixture of titanium dioxide and a lithium-based component. The m...
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7476378 |
Process for producing titanium dioxide
This disclosure relates to a process for producing titanium dioxide, comprising: a) providing a quantity of liquid titanium tetrahalide for reacting with an oxygen-containing gas;b) vaporizing a...
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7455825 |
Method for manufacturing metal sulfide nanocrystals using thiol compound as sulfur precursor
Disclosed herein is a method for manufacturing metal sulfide nanocrystals using a thiol compound as a sulfur precursor. The method comprises reacting the thiol compound and a metal precursor in a...
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7442351 |
Process to produces solutions to be used as coating agents in photo-catalytic and transparent films
The invention relates to a process for producing a stable solution containing Anatase titanium oxide intended to be deposited on a substrate in order to obtain a transparent photo-catalytic...
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7347983 |
Mg2MM'o 6+x, (M=Y, rare earth metal and M'=SN, OR Zr) dielectric ceramics
Complex ceramic oxides of the general formula Mg2MM′O6+x where M=Rare metal ion or Yttrium or Lanthanum and M′=Sn, Sb, Zr, Hf, Ta, and Nb; and where −0.5
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7247283 |
Method of preparing a titanium and zirconium-based oxide, the oxides thus obtained and the use of same as catalysts
The invention concerns a process for preparing an oxide based on zirconium and titanium in which a liquid medium containing a zirconium compound and a titanium compound is formed; said medium is...
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7223378 |
Preparation of barium titanate or strontium titanate having a mean diameter of less than 10 nanometers
Process for preparing barium titanate or strontium titanate by reacting titanium alkoxides with barium hydroxide hydrate or strontium hydroxide hydrate in a C1–C8-alcohol or a glycol ether at f...
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7211230 |
Process for producing nanometer grade powders
The present invention discloses a process for producing nanometer powders, comprising the following steps: (a) providing reactant solution A and reactant solution B that can rapidly react to form...
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7208126 |
Titanium dioxide nanopowder manufacturing process
Titanium dioxide nanopowder is produced by a process, comprising: (a) reacting titanium tetrachloride and an oxygen containing gas in the vapor phase in a flame reactor, at a flame temperature of...
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7204971 |
Shaped microcomponents via reactive conversion of biologically-derived microtemplates
The present invention is focused on a revolutionary, low-cost (highly-scaleable) approach for the mass production of three-dimensional microcomponents: the biological reproduction of...
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7205049 |
Metal peroxide films
Disclosed are adhesive coating compositions containing a metal peroxide for producing clear colorless adhesive coatings on substrates, particularly micro particulate substrates. In one preferred...
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7182929 |
Nanostructured multi-component and doped oxide powders and method of making same
A method for producing nanostructured multi-component or doped oxide particles and the particles produced therein. The process includes the steps of (i) dissolving salts of cations, which are...
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7182930 |
Methods of fabricating barium titanate powders
A method of fabricating barium titanate powders uses titanium tetrachloride and barium hydroxide as reactants in a reaction solution. The pH value of the reaction solution is adjusted to strongly...
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7179441 |
Method for preparing barium-titanate based powder
The present invention relates to a method for preparing barium titanate based powder. More particularly, the present invention provides a method for preparing barium titanate powder comprising the...
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7175825 |
Method of producing titania solution
Titania is dissolved in a hydrogen peroxide solution to produce an amorphous titania gel, then the amorphous titania gel and a hydrogen peroxide solution are mixed together to produce an amorphous...
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7157074 |
Fine zirconium oxide powder and method for producing same
There are provided a method for producing a fine zirconium oxide powder which has a narrower particle size distribution than that of conventional zirconium oxide powders and which is capable of...
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