|
Match
|
Document |
Document Title |
|
|
7517514 |
Process for treating residue of organic material
A process for treating organic material, separating calcium and recovering phosphorus and to utilization of the obtained products and their use as a soil conditioner and a fertilizer as well as for...
|
|
|
7462342 |
Method for producing basic metal nitrate
A process in which a basic metal nitrate is obtained in a high yield is provided. A process for producing a basic metal nitrate, which comprises adding an aqueous solution of a metal nitrate or an...
|
|
|
7371357 |
Process for removal of pollutants
A process for the removal of pollutants from a combustion process and, more particularly, a process for removing pollutants such as carbon dioxide, mercury, sulphur dioxide, nitrogen compounds and...
|
|
|
7105136 |
Controlled morphogenesis of copper salts
In a method for preparing copper salts from at least one cupriferous and one additional reactant, the reactants are used to prepare micro-emulsions while employing at least one block polymer, the...
|
|
|
6949236 |
Aminosulfonate product-treated nitrogen-containing salt particles
Addition of an aminosulfonate product to an inorganic nitrogen-containing salt provides a composition of matter with improved properties. In particular, 2-acrylamido-2-methylpropanesulfonic acid...
|
|
|
6911188 |
Production of two alkali metal salts by a combined ion exchange and crystallization process
The invention relates a process for producing an alkali metal nitrate and an alkali metal phosphate in the same process from a phosphate raw material and a nitrate raw material comprising the steps...
|
|
|
6899858 |
Method of synthesis of hafnium nitrate for HfO2 thin film deposition via ALCVD process
A method of preparing a hafnium nitrate thin film includes placing phosphorus pentoxide in a first vessel; connecting the first vessel to a second vessel containing hafnium tetrachloride; cooling...
|
|
|
6835320 |
Zinc-modified composite polybasic salt, process for producing the same, and use
A composite metal polybasic salt containing a trivalent metal, zinc metal and a divalent metal as metal components and having a novel crystal structure, and a method of preparing the same. The...
|
|
|
6797035 |
Oxidizing additives for control of particulate emissions
The present invention discloses a process for removing undesired particles from a gas stream including the steps of contacting an additive containing nitrate and/or nitrite anions with the gas...
|
|
|
6773487 |
Process for refining silver bullion with gold separation
A process is disclosed for refining silver bullion, i.e. raw silver containing generally more than 90% silver besides Se, Pb, Au, Cu and platinum group metals (PGM) as main impurities. The process...
|
|
|
6761828 |
Process for the reduction of concentration of nitrates and/or nitrogen-containing compounds by means of SO2
Nitrate-containing (contaminated) solutions are reduced with SO 2 gas in the presence of an at least equimolar amount of NH 4 + or ammonium salt.
|
|
|
6706249 |
Composite polybasic salt, process for producing the same, and use
A composite metal polybasic salt containing a trivalent metal and magnesium as metal components and having a novel crystal structure, and a method of preparing the same. The invention further deals...
|
|
|
6652820 |
Methods of making cesium salts and other alkali metal salts
A method of making a cesium salt is described and involves reacting a cesium sulfate containing solution with lime to form 1) a solution containing at least cesium hydroxide and 2) a residue...
|
|
|
6641638 |
Process for nitrogen oxide waste conversion to fertilizer
The present invention describes a process for converting vapor streams from sources containing at least one nitrogen-containing oxidizing agent therein to a liquid fertilizer composition comprising...
|
|
|
6610267 |
Method for manufacturing a calcium nitrate melt and product thereof
The invention relates to a method for manufacturing a homogeneous and ammonium free calcium nitrate melt with high solidification temperature, suitable for conventional particulation methods, by...
|
|
|
6555078 |
Method of preparing lithium salts
The present invention provides an inexpensive process for the preparation of lithium salts of formula LiX having a desired or required level of purity using lithium chloride and lithium sulfate. In...
|
|
|
6475457 |
Process for manufacturing potassium nitrate fertilizer and other metal nitrates
A process for producing potassium nitrate and other metal nitrates from the chlorides, sulfates, oxides of these metals. The process uses nitrogen dioxide as a true fluidizing medium in shallow...
|
|
|
6468494 |
Process for preparing metal nitrates from the corresponding metals
The invention relates to a process for preparing metal nitrates from the corresponding metal wherein the metal is selected from silver, cadmium, bismuth and the metals of atomic number 24-30. The...
|
|
|
6419887 |
Process for the treatment of residual liquors from the ammoniation and carbonation of alkali metal salts
A process for the treatment of residual liquors from the ammoniation and carbonation of alkali metal salts containing ammonium salts, sodium salts, soluble sodium bicarbonate, ammonium bicarbonate...
|
|
|
6306494 |
Fine particulate synthetic chalcoalumite compounds, process for their production, and heat insulator and agricultural film containing the fine particulate synthetic chalcoalumite compounds
Novel, fine particulate synthetic chalcoalumite, process for preparation thereof, and a heat insulating agent and agricultural film containing said fine, particulate synthetic chalcoalumite. The...
|
|
|
6290747 |
Conversion of impure silver halide to ultra-pure silver metal
A method for preparing ultra-pure silver from a crude silver halide matrix containing metallic and/or non-metallic impurities, said method comprising; roasting the crude silver halide matrix to...
|
|
|
6274105 |
Process for producing high-purity potassium salts
The present invention relates to a new selective process for producing high-purity potassium nitrate or potassium phosphate. The process uses a liquid agricultural or fermentation by-product, such...
|
|
|
6221322 |
Strontium nitrate and method for manufacturing same
Low-cost, high-purity strontium nitrate that is low in Ba, Na, Ca, Cr, and other impurities and that is suitable for use in airbags or the like is provided. High-purity strontium nitrate having a...
|
|
|
6042800 |
Continuous method of removing impurities from crude silver nitrate
Herein is disclosed a continuous process for manufacturing purified silver nitrate solutions comprising the steps of: a) transferring a crude silver nitrate solution, together with a slurry...
|
|
|
6039783 |
Process and equipment for nitrogen oxide waste conversion to fertilizer
The present invention describes a process for converting vapor streams from sources containing at least one nitrogen-containing oxidizing agent therein to a liquid fertilizer composition comprising...
|
|
|
6022992 |
Acid-salt metathetic process
A cation exchange membrane mediated acid-salt metathetic process. An aqueous salt solution is placed into a first compartment on one side of the membrane together with an organic amine extractant...
|
|
|
6019955 |
Active nickel hydroxide material having controlled water content
An nickel hydroxide positive electrode active material which can be made by an ultrasonic precipitation method. The nickel hydroxide active material is characterized by the composition: ##EQU1##...
|
|
|
6015535 |
Process for producing purified cesium compound from cesium alum
Disclosed is a method for producing a predetermined cesium compound. The method comprises treating a cesium-containing material with a suitable reagent to dissolve at least a portion of the cesium...
|
|
|
5985223 |
Removal of NOx and SOx emissions form pickling lines for metal treatment
A process for the removal of a high percentage of NOx and SOx from the gaseous effluent of a metal pickling operation comprising passing the effluent through an aqueous scrubber, treating the...
|
|
|
5980856 |
Synthetic chalcoalumite-type compounds and processes for producing the same
This invention relates to synthetic chalcoalumite-type compounds represented by formula (1) below: M 2 + a -x/2 Li x 1 + Al 4 3 + (OH) b (A n -) c .mH 2 O (1) ...
|
|
|
5980842 |
Separation of calcium from metal compounds
A method of separating calcium from mixtures of metal oxides, sulfides, nitrates and carbonates. Particulate calcium containing mixtures are leached with nitric acid to form calcium nitrate and...
|
|
|
5955048 |
Process for making flash activated hydrotalcite
There is provided a flash activated hydrotalcite which, when extruded to sizes of about 1/16 inch or more, has a crush load strength of at least about 7 pounds. The process for making this...
|
|
|
5861133 |
Synthetic chalcoalumite compounds and process for producing thereof
A synthetic chalcoalumite compound represented by the formula (1) (Zn a -x 2 + M x 2 +)Al 4 3 + (OH) b (A n -) c .mH 2 O (1) wherein M 2 + represents at least...
|
|
|
5846286 |
Method for removing NO.sub.x from a gas stream while producing an alkaline earth nitrate fertilizer composition
A method of producing an alkaline earth nitrate fertilizer composition where a gas stream containing nitrogen oxides is treated to convert the nitrogen oxides to nitric acid and the gas stream then...
|
|
|
5827488 |
Process for removing SO.sub.2 and NO.sub.x from a gaseous stream
A process for removing both sulfur dioxide and nitrogen oxides from a gaseous stream where the stream is contacted in a first wet scrubbing unit with an alkaline earth compound to remove sulfur...
|
|
|
5817283 |
Method for removing sulfur dioxide and nitrogen oxides from combustion gases
A method of removing dioxide and nitrogen oxides from a gaseous stream where an alkaline earth compound is added, either in a wet scrubbing unit which substantially saturates the gaseous stream...
|
|
|
5814291 |
Simplified synthesis of anion intercalated hydrotalcites
The present invention is one-step method for synthesizing a synthetic anion intercalated hydrotalcite material. The method comprises reacting an aluminum source with a magnesium source in the...
|
|
|
5776424 |
Two powder synthesis of hydrotalcite and hydrotalcite-like compounds with monovalen inorganic anions
There is provided a method for making a monovalent inorganic anion-intercalated hydrotalcite-like material by first reacting a magnesium-containing powder and a transition alumina powder in a...
|
|
|
5728367 |
Process for fabricating a lithiated transition metal oxide
A method for preparing a lithiated transition metal oxide electrochemical charge storage material for use in an electrochemical cell. The cell (10) includes a cathode (20), an anode (30) and an...
|
|
|
5720883 |
Bismuth lead compound
A bismuth lead compound of the formula BiPbO 2 (NO 3 ).
|
|
|
5626827 |
Basic aluminum antiperspirant active materials having enhanced activity, antiperspirant active compositions containing such materials, and methods for preparation of such materials and compositions
Disclosed are basic aluminum antiperspirant materials having univalent complex oxoanions (e.g., nitrate); methods of making such materials; antiperspirant compositions containing such basic...
|
|
|
5578286 |
Two powder synthesis of hydrotalcite-like compounds with divalent or polyvalent organic anions
There is provided a method for making a divalent or polyvalent organic anion-intercalated hydrotalcite-like materials by first reacting a magnesium-containing powder and a transition alumina powder...
|
|
|
5437852 |
Water-soluble pre-ceramic polymers and methods of their production
A method of making water soluble pre-ceramic polymers includes heating hydrated metal salts above their melting points. A flow of air drives off water and most of the ligands. Polymerization occurs...
|
|
|
5411725 |
Process for the continuous conversion of one hydroxylamine salt to another hydroxylamine salt
The present invention relates to a process for the continuous conversion of one hydroxylamine salt to another hydroxylamine salt, said process involving a countercurrent liquid-liquid extraction...
|
|
|
5364500 |
Process for removing nitrites from a silver nitrate solution
A silver nitrate feed solution containing nitrites and nitric acid is treated to produce a low-nitrite silver nitrate product solution. In the process, the temperature of the feed solution is...
|
|
|
5364418 |
Process for compacting silver nitrate
A process is disclosed for forming compacted silver nitrate bodies. A feed silver nitrate solution is introduced into an evaporative crystallizer (10). Steam is provided to a steam jacket (30) to...
|
|
|
5360602 |
Silver nitrate produced by a continuous evaporative crystallization process
Silver nitrate crystals comprising a substantially non-platelet crystal morphology are disclosed. The non-platelet silver nitrate crystals have an aspect ratio in the range of from about 1:2:3 to...
|
|
|
5348720 |
Basic aluminum antiperspirant active material having enhanced activity, antiperspirant active composition containing such material, and methods for preparation of such material and composition
Disclosed is a basic aluminum material having enhanced antiperspirant activity, the material having the empirical formula Al 2 (OH) 6 -a X a , where 0.5≤a≤5.0, and X is a univalent complex...
|
|
|
5326432 |
Method of producing magnesium chloride hexahydrate and other alkaline earth salts
A low-cost, fluidized-bed drying process for the production of solidified alkaline earth salts is provided which is especially useful for the production of MgCl 2 .6H 2 O from a starting brine...
|
|
|
5310533 |
Production of copper compounds
A method of producing copper compounds involves contacting metallic copper with oxygen or an oxygen-containing gas, with an aqueous solution consisting essentially of water in solution in which is...
|