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7470419 |
Granules of powdery mineral and method for production of granules
The present application relates to granules of powdery mineral particles produced by spray granulation of a liquid slurry comprising powdery minerals particles having particle size below 10 m, at...
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7435758 |
Additive for producing the positive active material for lead-acid storage batteries, a method for its production, and its use
Described is an additive for producing the positive active material for lead-acid storage batteries on the basis of finely divided tetrabasic lead sulfate. The additive contains a tetrabasic lead...
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7091250 |
Additive for producing a positive active material for lead-acid storage batteries, a method for its production and a method for its use
The present invention is an additive for producing a positive active material for lead-acid storage batteries on the basis of finely divided tetrabasic lead sulfate. The additive contains a...
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7045112 |
Method of making manganese sulfide compositions
Disclosed herein are compositions of a manganese sulfide (MnS) compound useful as additives for making a sintered product. Also disclosed herein is a method of making the composistions in which...
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6949226 |
Sodium-based dechlorinating agent and waste treatment equipment
A sodium-based dechlorinating agent is added to a flue gas; hydrogen chloride contained in this flue gas is removed as residue of dechlorination; the thus removed residue of dechlorination is...
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6065409 |
Method of hot scrubbing flue gases, in particular for an incineration plant for household refuse
The method consists in causing the flue gases to pass through a filter placed inside the recovery boiler so that the fly ash contained in said flue gases can be hot filtered out. An additional flow...
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5800805 |
Aerosol deodorant product
This invention provides a deodorant composition in a dispensing container which is pressurized with an aerosol propellant. The primary ingredients of a typical product are particulate sodium...
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5720794 |
Ammonium nitrate particulate fertilizer and method for producing the same
An improved particulate, ammonium nitrate is prepared with 2.0-6.0 percent by weight potassium sulfate. The potassium sulfate suppresses crystalline phase IV⇋III transitions in the ammonium...
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5650141 |
Bicarbonate salt-containing deodorant cosmetic stick product
This invention provides a deodorant cosmetic stick product which has a translucent or transparent light transmitting appearance. The cosmetic stick has a content of ingredients such as sodium...
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5628990 |
Anhydrous cosmetic product containing deodorant and desiccant ingredients
This invention provides cosmetic deodorant stick, roll-on and cream formulations. An invention deodorant product comprises an organic matrix having a dispersed solids phase which includes discrete...
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5578107 |
Water soluble caking inhibitors for ammonium phosphates
There is disclosed a caking inhibitor for mono-and diammonium phosphates which is water soluble and effective at small concentrations rendering the phosphates acceptable in most utilities without...
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5472530 |
Method of manufacturing free-flowing ammonium nitrate particles applying an anticaking agent
The present invention relates to a method of manufacturing free-flowing ammonium nitrate particles, applying an inorganic coating. The invention also comprises an anti-caking coating.
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5441669 |
Preventing potassium bicarbonate from caking
Disclosed is a method of preventing potassium bicarbonate from caking. Anhydrous potassium carbonate is dispersed throughout the potassium bicarbonate immediately after it is manufactured....
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5422087 |
Free-flowing alkali metal bicarbonate powder
This invention provides a free-flowing alkali metal bicarbonate composition, which has a content of an acidic inorganic compound such as boron oxide (B 2 O 3 ) or phosphorus pentoxide (P 2 O 5 )....
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5372795 |
Process for hydrophobicizing of pyrogenic silica
The invention relates to a process for continuously hydrophobicizing pyrogenic, finely divided silica, in which the waste gases are fed back to a mixing chamber upstream of the SiO 2 reaction flame.
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5183648 |
Process for preparing magnesia having reduced hydration tendency, hydration resistant magnesia, dry mixture for preparing magnesia based castables and magnesia based castable
The invention concerns a process for preparing magnesia having reduced hydration tendency, wherein magnesia particles are treated with a solution of an inorganic acid, an organic acid an/or salts...
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5182046 |
Sodium borohydride composition and improved method of producing compacted sodium borohydride
Improved sodium borohydride powder compositions have a silica-based anticaking agent. In a method wherein a mixture of sodium borohydride and an anti-caking agent are compacted under pressure, the...
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5154909 |
Salt having a translucent and glassy appearance
Process for the production of salt in which sodium chloride is crystallized in the form of spheres by evaporation of a sodium chloride brine and the spheres obtained are then broken up. The salt...
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4927463 |
Aqueous dispersion of gypsum and its use as a filler and coating pigment in the production of paper and cardboard
The present invention provides an aqueous dispersion comprising gypsum and a surface-active, anionic compound, wherein the surface-active compound is a phosphoric acid ester selected from the group...
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4923689 |
Aluminum nitride power having improved water-resistance
Disclosed herein is an aluminum nitride powder having the improved water-resistance, which is obtained by treating the aluminum nitride powder with an inorganic or organic phosphoric acid compound...
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4894211 |
Process for the production of granular sodium perborate monohydrate having good mechanical strength
The invention relates to a process for the production of granular sodium perborate monohydrate having good mechanical strength. The process is characterized in that sodium silicate having an SiO 2 ...
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4853144 |
Moisturized compositions of hydrate-forming phosphates and methods for preparation thereof
A composition of matter in particulate, crystalline form. The composition comprises a hydrate-forming phosphate selected from the group consisting of sodium tripolyphosphate, sodium pyrophosphate...
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4849198 |
Method of reducing the tendency of particulate active oxygen compounds to cake
Particulate, active-oxygen compounds, especially sodium percarbonate, tend to cake during storage, which makes it more difficult to handle them. The invention reduces this caking tendency while the...
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4828823 |
Dicalcium phosphate dihydrate for fluoride dentifrice compositions
The monofluorophosphate compatibility of dicalcium phosphate dihydrate can be improved in processes in which a slaked lime slurry is reacted with phosphoric acid to form a monocalcium phosphate...
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4806332 |
Method for preventing anhydrous potassium fluoride from solidification
A method for preventing anhydrous potassium fluoride from solidification by causing the anhydrous potassium fluoride to absorb carbon dioxide gas.
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4797981 |
Process for the production of salt
Process for the production of salt in which sodium chloride is crystallized in the form of spheres by evaporation of a sodium chloride brine and the spheres obtained are then broken up. The salt...
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4659557 |
Process for producing ferrous sulphate in granule form
In a process for making ferrous sulphate in granule form, ferrous sulphate heptahydrate is mixed with fine-grain brown coal or lignite having a low water content, in such an amount that the...
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4486396 |
Stabilized ammonium nitrate or stabilized products having a high content of ammonium nitrate, and method of producing such products
The present invention relates to ammonium nitrate or products having a high content of ammonium nitrate stabilized against swelling and break-down by thermal cycling, and a method for manufacturing...
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4472365 |
Dicalcium phosphate dihydrate having improved monofluorophosphate compatibility and process for the preparation thereof
Dicalcium phosphate dihydrate composition having improved monofluorophosphate compatibility are prepared by the addition of magnesium oxide and pyrophosphoric acid to the reaction mixture, and...
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4447476 |
Process for stabilizing dehydrated magnesium chloride against rehydration
The present invention relates to a process for stabilizing dehydrated magnesium chloride by coating with a material having a high degree of affinity for water. The coating operation is preferably...
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4409016 |
Process for preparing thermally stable ammonium nitrate-containing granules of high bulk density
A process for preparing thermally stable ammonium nitrate-containing granules having high bulk density, high impact resistance, high crushing resistance, and little or no tendency to cake by...
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4405484 |
Zeolite powder having high flowability, process for preparing same and detergent composition containing same
A finely divided zeolite powder of high flowability is provided. This zeolite powder is represented by the formula: Na 2 O.Al 2 O 3 .nSiO 2 .wH 2 O (n=1.8.about.3.0 and w=1.about.6) and...
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4402862 |
Stabilization of hygroscopic salts
The invention relates to the stabilization against water uptake of hygroscopic salts useful as catalysts by formation of anhydrous adducts with particulate support materials in order to facilitate...
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4385040 |
Process for making granulated alkali metal orthophosphates
The disclosure relates to a process for making granulated, hydrated alkali metal orthophosphates. To this end, the disclosure provides for one or more anhydrous or partially hydrated alkali metal...
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4359452 |
Process for the production of insoluble sulfur
A novel process for the preparation of insoluble sulfur product comprises the steps of vaporizing sulfur, mixing the vaporized sulfur with from about 1×10 -6 % to about 5% hydrogen sulfide, in...
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4329325 |
Cyanuric chloride mixtures and process for producing same
Process for the production of cyanuric chloride mixtures in which the cyanuric chloride is resistant to agglomeration during storage and handling and is resistant to undesirable hydrolysis, without...
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4321243 |
Method of producing stabilized aqueous dispersions of silica fume
Silica fume, the by-product from the manufacture of silicon and ferrosilicon alloys, is dispersed in water and the aqueous dispersion is stabilized to retain its fluidity and redispersibility by...
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4315915 |
Process for the preparation of stable copper (II) sulfate monohydrate applicable as trace element additive in animal fodders
The invention relates to an improved process for the production of practically non-hygroscopic, easily grindable copper(II) sulfate monohydrate which is stable even in finely ground state and can...
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4312843 |
Dicalcium phosphate dihydrate having improved monofluorophosphate compatibility and process for the preparation thereof
Dicalcium phosphate dihydrate compositions having improved monofluorophosphate compatibility are prepared by adding pyrophosphoric acid to the dicalcium phosphate reactor, terminating the reaction...
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4260591 |
Process for preparing alkali metal aluminum phosphate
The addition of calcium sulfate to an alkali metal aluminum phosphate slurry prior to drying provides an improved process which results in a cleaner reactor, easier drying and granulation,...
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4247526 |
Method for preparing dicalcium phosphate dihydrate with improved stability
Dicalcium phosphate dihydrate containing a sufficient amount of trimagnesium phosphate and/or tetrasodium pyrophosphate to inhibit spontaneous hydrolysis and/or decomposition of the dicalcium...
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4244931 |
Dicalcium phosphate dihydrate with improved stability
Dicalcium phosphate dihydrate containing a sufficient amount of trimagnesium phosphate and/or tetrasodium pyrophosphate to inhibit spontaneous hydrolysis and/or decomposition of the dicalcium...
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4219590 |
Method for improving calcium carbonate
A method for improving calcium carbonate by causing calcium carbonate particles to undergo contact reaction with an acid gas capable of reacting with calcium carbonate for finely uniformizing the...
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4196226 |
Alkali metal aluminum phosphate
Alkali metal aluminum phosphate granules having a calcium rich outer surface are provided which are characterized by improved flow and dusting properties as well as lower hygroscopicity without a...
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4144260 |
Production of aluminum salts of N-nitroso-N-alkyl-hydroxylamines
Aluminum salts of N-nitroso-N-alkylhydroxylamines are produced by the reaction of an aluminum salt with an alkali metal salt, alkaline earth metal salt and/or ammonium salt of an...
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4126716 |
Process for preparing stable anhydrous sodium dithionite
A process for preparing stable anhydrous sodium dithionite which comprises reacting formic acid or sodium formate, sodium hydroxide, and sulfurous acid anhydride in hydrous methanol, wherein an...
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4105827 |
Particulate peroxygen compounds coated with sodium sesquicarbonate or Na.sub.2 SO.sub.4 mNa.sub.2 CO.sub.3
Particulate peroxygen compounds selected from alkali metal percarbonates, perpyrophosphates, pertripolyphosphates and peroxymonosulphates are stabilized by coating the particles with a mixed salt...
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4054689 |
Method of preparing hydrophobic silica
Amorphous silica is rendered hydrophobic by treating the silica with hydrogen fluoride vapors. The hydrophobic silica thus produced is useful in applications wherein either the sorbed fluoride...
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4051228 |
Preventing caking and obtaining flowability of alkali chlorides and salt mixtures thereof
Caking of industrial alkali metal chlorides and mixtures containing them in storage is prevented and a flowable product is obtained by adding a hydrophilic and/or a hydrophobic material, in...
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4049778 |
Particulate ammonium nitrate with added ferric phosphate and calcium sulfate
Improved-strength particulate ammonium nitrate containing minor amounts of ferric phosphate is produced by forming the ferric phosphate in situ in aqueous or molten ammonium nitrate from a ferric...
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