Class / Patent application number | Description | Number of patent applications / Date published |
241020000 | Liquids added to classify or separate material | 18 |
20080283639 | Method for Operating a Fragmentation System and System Therefor - The invention relates to a method for operating an electrodynamic fragmentation system. The fragmentation product arranged in the process fluid is permanently suspended and forms a suspension with the process fluid. The portion of the processed fragmentation product which attains the target particle size or smaller is discharged from the reaction vessel and the fragmentation product exceeding the target particle size is supplied to the reaction area. The fragmentation system comprises a chargeable electric energy store, a pair of electrodes connected thereto, and both ends thereof are arranged at a distance from each other in the process fluid contained in the reaction vessel. The fragmented product is separated in a solid and liquid manner in a separator in the electrode intermediate chamber until it reaches the target particle size and is smaller than the target particle size and the prepared process fluid is guided back into the reaction vessel. | 11-20-2008 |
20100219270 | Method, System and Apparatus for the Deagglomeration and/or Disaggregation of Clustered Materials - A method of separating at least one cluster of a plurality of clustered particles of a specified material. The method includes: initiating the wetting of at least a portion of the plurality of cluster particles; disaggregating at least a portion of the wetted plurality of cluster particles into a disaggregated material including a plurality of smaller clusters, discrete particles or any combination thereof; and stabilizing at least a portion of the disaggregated material by reducing, eliminating or replacing specified controlling attractive forces. A system and apparatus for separating at least one cluster of a plurality of clustered particles of a specified material are also disclosed. | 09-02-2010 |
20120153056 | PRODUCTION OF MULTILAYERED THIN FILM PARTICLES - A process for producing particles from a thin film is provided. The process includes grinding the thin film using granules that afford for the particles to maintain a structure and/or one or more properties of the thin film. In addition, the process provides for a high recovery percentage of the source material. | 06-21-2012 |
20130001335 | METHOD FOR REMOVING A PARTICULATE CONTAMINANT MATERIAL FROM A PARTICULATE MIXED LITHIUM METAL PHOSPHATE MATERIAL - The present invention relates to a method for removing a particulate contaminant material from a particulate mixed lithium metal phosphate material, comprising the steps of providing a particulate mixed lithium metal phosphate material, including a particulate contaminant material and a fine particulate mixed lithium metal phosphate, having the mass x*m, feeding the particulate mixed lithium metal phosphate material into a fluidizing stage containing particulate mixed lithium metal phosphate material of mass m, and fluidizing it in the fluidizing stage, feeding the fluidized particulate mixed lithium metal phosphate material to a sifting stage and passing it through the sifting stage, discontinuing the feed of the particulate mixed lithium metal phosphate material into the fluidizing stage after 10 to 100 times of the mass m have been fed into the fluidizing stage, fluidizing and sifting the material present in the fluidizing stage after discontinuing the feed, until the mass of the material present in the fluidizing stage becomes 10% to 100% of the mass m, and removing the remaining material from the fluidizing stage, wherein the sequence of steps b) to f) is repeated until the total mass x*m has been processed. | 01-03-2013 |
20140042252 | Process for the treatment of technical textiles - The present invention relates to a process for the treatment of technical textiles based on thermoplastic fibers and comprising a coating, such as, in particular, airbags, using the principle of centrifugal decanting to separate the fiber residues and the coating material. The invention also relates to a process for the manufacture of a thermoplastic composition, in particular for molding, obtained by use of the fiber residues as obtained and optionally of reinforcing fillers. The distinguishing feature of this invention is based on the preparation of the fabric devoid of coating, thus resulting in formulations with elevated mechanical performances. | 02-13-2014 |
20140084089 | Labels Having an Information Dye - The present invention is directed to labels having one or more information dyes and methods for their use. | 03-27-2014 |
20140117124 | Method for Extracting Heavy Metals from Hard Rock and Alluvial Ore - A machine is employed for recovering heavy metals and precious or semi precious minerals, such as gold, copper, lead, diamonds, and garnets from placer, or hard rock ore. The machine employs a cylindrical, annular outer drum mounted for rotation at an inclination to the horizontal and including at least one spiral vane extending the length of its inner surface. A cylindrical, annular inner barrel is mounted within the drum and has an upper fragmentation section, an intermediate screened section, and a lower discharge section. A spray of water is directed into the inner barrel and a water spray bar is located in the annulus between the inner barrel and the outer drum. A fine sluice box is located to receive under one-quarter material input from a side trommel and a coarse sluice box located to receive discharge from the side trommel and discharge from the fine sluice box. The sluice box includes a plurality of landings, matting and screens upon which heavy materials, such as gold or precious stones, collect. | 05-01-2014 |
20140117125 | IRON ORE CONCENTRATION PROCESS WITH GRINDING CIRCUIT, DRY DESLIMING AND DRY OR MIXED (DRY AND WET) CONCENTRATION - The present invention discloses an advantageous and effective process for the concentration of iron ores, which can be fully dry or mixed, part of the process being dry, part wet. The invention thereby improves process efficiency as a whole by increasing recovery of concentrators and increasing the useful life of the mines. | 05-01-2014 |
20140166788 | METHOD AND SYSTEM FOR MAGNETIC SEPARATION OF RARE EARTHS - A system and a method for separating rare earth element compounds from a slurry of mixed rare earth element compounds, comprising flowing the slurry of mixed rare earth element compounds through at least a first channel rigged with at least a first magnet along a length thereof and connected to at least a first output channel at the position of the magnet, and retrieving individual rare earth element compounds and/or groups of rare earth element compounds, separated from the slurry as they are selectively attracted by the magnet and directed in the corresponding output channel according to their respective ratio of magnetic susceptibility (Δχ) to specific density (Δρ). | 06-19-2014 |
20140175198 | Recycling Processes and Labels and Adhesives and Use Therein - A method for recycling materials having an affixed label is disclosed. The present invention also includes labels and adhesives that is readily removable from a material during a process for recycling the material. | 06-26-2014 |
20150021421 | UNDERWATER MINERAL DRESSING METHODS AND SYSTEMS - Underwater mineral dressing units, systems and methods are provided. Material is milled in a water-immiscible liquid which is heavier than water and lighter than the product material. Gangue material is removed by the milling and floats on the water-immiscible liquid to be removed without further processing. Product containing material sinks and is further milled to remove additional gangue material, until the required level of extraction is achieved. Cascades of milling rolls in the water-immiscible liquid allow ever improving extraction of the product material. The rolls are arranged to regulate material flow through the system to remove floating gangue while directing sinking product material to further processing. | 01-22-2015 |
20150021422 | METHODS AND SYSTEMS FOR FLOORING MATERIAL RECYCLING - The present disclosure includes improved systems and methods for recycling, including an improved method of recycling one or more polymers from a flooring material that has been contacted with a solvent to provide a reclaimed polymer composition. The improved method, in one embodiment, includes prior to the step of contacting the flooring material with the solvent, cutting the flooring material into portions that provide substantially complete contact between the flooring material and the solvent. The improved method, in this embodiment, further includes following the step of contacting the flooring material with the solvent, contacting the portions of flooring material with a mechanical disruptor that both pulls and separates the one or polymers concurrently in at least two different vectors for a time sufficient to separate the one or more polymers. | 01-22-2015 |
20150102141 | METHOD FOR REDUCING THE LOSSES OF VALUABLE SUBSTANCES IN MINERAL PROCESSING - The invention relates to a method for reducing the losses of valuable substances in mineral processing, wherein a mineral mixture, dry or suspended, has a grain fraction with a tailings portion and a superficial valuable material portion after a first separation stage, and the tailings portion quantitatively exceeds the valuable material portion, the mineral mixture being suspended, insofar as it is not already a suspension, for the agglomeration of grains of the grain fraction with the valuable material portion, and a substantially hydrophobic agent with a content of anionic or cationic amphiphilic molecules is added to the suspended mineral mixture in order to wet the surface of the valuable substance portion to form agglomeration bridges between the valuable material portions of the grains, wherein the mineral mixture is routed in a solution saturated with the valuable material portion and the tailings to a wet separation stage for classification into a fraction richer in valuable material and a fraction less rich in valuable material, wherein separation in the wet separation stage is performed with the aid of a liquid film flow, the fraction richer in valuable material discharged from the wet separation stage being wet-ground, and the wet-ground fraction being fed to a further classification stage. | 04-16-2015 |
20150136882 | Methods For Increasing The Extractable Rubber Content Of Non-Hevea Plant Matter - Methods for increasing the extractable rubber content of non- | 05-21-2015 |
20150298137 | SYSTEMS AND METHODS FOR RECOVERY OF RARE-EARTH CONSTITUENTS FROM ENVIRONMENTAL BARRIER COATINGS - Systems and methods for recovery of rare-earth constituents from environmental barrier coatings (EBCs) are provided. One method includes for separating rare-earth (RE) containing constituents from a particulate feedstock containing a mixture of RE silicates and non-magnetic constituents includes disposing a collection member in a vicinity of the feedstock and magnetizing the collection member to generate a magnetic field sufficient to selectively attract the RE silicates to the collection member. The method further includes removing the RE silicates from the collection member. | 10-22-2015 |
20150314302 | METHOD AND APPARATUS FOR RECYCLING LAMINATED WINDSHIELDS - A method for separating glass from a laminate of glass and binder, comprising the steps of breaking sheets of laminated glass into pieces; placing the pieces into a chamber with water; and then pressurizing the chamber, whereby the glass separates from binder; and removing the separated glass from the chamber. The separation can be enhanced by agitating and alternately pressurizing the chamber and freezing the water in the chamber. | 11-05-2015 |
20150360238 | CONDITIONING OF THE ORE IN THE COMMINUTION STEP AND RECOVERY OF DESIRED METAL VALUES BY FLOTATION - The invention provides method to recover, by means of froth flotation, a desired metal value from a feedstock containing it. In a comminution step, the feedstock is comminuted using comminuting media of an iron and chrome steel alloy comprising from 12% to 30% chrome. In a conditioning step, the feedstock material is contacted with thiourea and/or oxalic acid as primary flotation reagents. The conditioning step comprises the comminution step, in which a quantity of the primary flotation reagent/s being added and preconditioned comminuted feedstock material being obtained. The conditioning step also comprises an optional conditioning finishing step, in which a mixture of the preconditioned comminuted feedstock material and a liquid is subjected to stirring and with conditioned comminuted feedstock material being obtained from the finishing step. In a recovery step, at least some of the desired metal value is recovered by froth flotation from the preconditioned or conditioned feedstock. | 12-17-2015 |
20160129454 | SYSTEM AND METHOD FOR RECOVERY OF VALUABLE CONSTITUENTS FROM STEEL-MAKING SLAG FINES - A system and method directed to the economical recovery of valuable iron constituents from iron blast furnace and steel-making slag fines wherein the slag is obtained and subjected to a series of classification steps which progressively sort the slag fines by various physical characteristics, including magnetism, size, and density, into relatively iron-rich and relatively iron-poor classifications, resulting in the isolation of iron-rich commercial byproduct at one or more of the classification steps. | 05-12-2016 |