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8106103 |
Method for processing and analyzing contaminated mixed waste plastics to produce reformulated, blended feed materials having a desired color
A method for reformulating reclaimed, contaminated mixed waste plastics into useful articles wherein a plurality of batches of the mixed waste plastics are preprocessed to produce substantially...
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8083068 |
Apparatus for separating particles utilizing engineered acoustic contrast capture particles
An apparatus for separating particles from a medium includes a capillary defining a flow path therein that is in fluid communication with a medium source. The medium source includes engineered...
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8083067 |
Method for the separation of overlapping density porous materials from less porous materials
Enhanced methods for separating of overlapping density porous materials are provided. The methods of the invention exploit the differences in the porosity of porous feed materials compared to that...
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8033398 |
Process and magnetic reagent for the removal of impurities from minerals
A magnetic reagent contains magnetic microparticles and a compound of the formula (I) as defined herein. The magnetic reagent may be used in a magnetic separation process for the removal of...
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7785472 |
Carbon nanotube structure-selective separation and surface fixation
A method of separating, concentrating or purifying uniform carbon nanotubes with desired properties (diameter, chiral vector, etc) in a highly sensitive manner by the use of structure-sensitive...
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7536827 |
Hydroponic growing enclosure and method for growing, harvesting, processing and distributing algae, related microorganisms and their by products
Systems and methods for hydroponically growing microorganisms within a self-contained air-supported structure, in which microorganisms are grown in an organic slurry, harvested, and processed to...
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7473407 |
Magnetic separation process for trona
A process for the beneficiation of trona includes supplying a trona feedstream that is crushed and dried. The trona is then separated into a first size fraction and a second size fraction....
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7232687 |
Multiple sorter monitor and control subsystem for flow cytometer
An optical illumination and monitoring subsystem controls the operation of a flow cytometer having a carrier fluid that flows along a channel coupled to a droplet generator, which controls a point...
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7182204 |
Treatment method and device, in particular for excavation material
A method and an apparatus for processing mixtures of material which contain a coarse component (3) and a predominantly cohesive fine component (4). Both the mixture of material (2) and an added...
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6923328 |
Method and apparatus for separating metal values
Methods and apparatuses for separating metal values, such as nickel and nickel compounds, from mineral ores, including lateritic ores are disclosed. The method includes providing a mixture of...
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6905028 |
Method of separation by altering molecular structures
Method of separation that uses at least one organic chemical reaction to alter the molecular structure of a substance or substances (102) so that a mechanical method of separation can be used to...
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6805242 |
Method of reducing phosphate ore losses in a desliming process
The specification describes one or more embodiments of the present invention, which relates to a method of reducing phosphate ore losses in a desliming process. A phosphate ore preparation slurry...
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6746873 |
Vibratory system for a sorting flow cytometer
A flow cytometry system is disclosed for oscillating the exterior of a flow cytometer nozzle. Oscillating the exterior of a flow cytometer nozzle at selected oscillations or a sweeping range of...
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6719144 |
Method of separating oxide from dross, device for separating oxide from dross, and jet solder tank
When a printed board is soldered by a dipping method, a great deal of dross is generated on a jet solder tank. The dross is a mixture of melted solder and oxide. A worker takes out the dross from...
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6588597 |
Disposal system for plastic
A treating system for selecting and recovering reusable materials from used composite plastics is constituted by a crushing process, a cleaning and grading process and a plastics separation...
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6412642 |
Method of applying marking to metal sheet for scrap sorting purposes
Application of surface marking to metal stock, such as aluminum sheet, prior to or during scrap-generating manufacturing operations, to provide a detectable mark on pieces of manufacturing scrap...
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6372506 |
Apparatus and method for verifying drop delay in a flow cytometer
An apparatus and method for verifying the drop delay in a flow cytometer, which is indicative of the time that elapses from a moment at which a particle of interest is detected at an interrogation...
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6206199 |
Method and an apparatus for recycling different components in a multiple layer material
In order to recover the various components of multiple layer materials, a method uses a refiner or disperser including mutually opposing rotating discs having material engaging surfaces or elements...
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6193070 |
Apparatus for separating solids drilling fluids
A solids separation system may be used to separate solids, such as cuttings from drilling fluids used in well drilling operations. The system includes a settling tank having transverse baffles...
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6158591 |
Method and apparatus for extracting plant resins
An improved method and apparatus for extracting resin from plant material. Conventionally, plant resins, which are useful in many products, are extracted using chemical solvents, which may alter...
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6149012 |
System and method for cleaning and recovering plastic from coated fiber polywaste
A method for recovering densified plastic from mixed waste containing plastic and less than about 15 weight percent paper, and having a density ranging from about 2 to about 3 pounds per cubic...
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6145666 |
Cleansing contaminants from a heterogeneous material using a sorption agent
There is described a process for cleansing contaminants, such as oil, PCB, PAH, heavy metals and the like, from a heterogeneous material, such as sand, gravel, earth, oil gravel, asphalt, drill...
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6082548 |
Mobile soil treatment apparatus and method
An apparatus for treating contaminated soil is disclosed. The apparatus includes a reactor vessel for holding a volume of water which is subdivided into a first chamber and a second chamber. The...
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5988395 |
Liquid-fluidized bed classifier (LFBC) for sorting waste plastics and other solid waste materials for recycling
Disclosed herein is a method and system for sorting recycled solid waste materials, such as plastics, by a liquid-fluidized bed classifier (LFBC) technique. The application of a LFBC to the...
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5948276 |
Plastic separation method
The present invention pertains to the separation of mixtures of plastics, contaminated with, among other things, mineral heavy materials such as e.g. sand or metal refuse. Separation occurs...
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5643796 |
System for sensing droplet formation time delay in a flow cytometer
A droplet flow cytometer system which includes a system to optimize the droplet formation time delay based on conditions actually experienced includes an automatic droplet sampler which rapidly...
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5567245 |
Method for separating vinylidene chloride polymer from other polymers
A method for separating a polymer such as polypropylene from a layered plastic material that includes a layer of polypropylene together with a layer of vinylidene chloride is provided. The layered...
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5500136 |
Simulated gold and gemstone mining operation
A sluicing operation for entertainment comprises a two portion unit, having storage facilities and sluicing area with at least one trough at approximately a 2° angle. The storage facilities have a ...
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5397066 |
Separation of plastic materials
Separation of a mixture of plastic materials by separating the plastic mixture according to particle size, and introducing plastic of similar size particles into a vertical fluidized bed column...
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5358120 |
Selective separation of finely-divided minerals by addition of selective collector reagent and centrifugation
Separation of impurities from kaolin clay is accomplished by conditioning a dispersed aqueous pulp of the clay with an anionic flotation collector, followed by centrifugation or the like to cause...
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5340558 |
Vermiculite composition with improved thermal expansion properties
A vermiculite composition capable of exhibiting a high degree of volume increase upon subjection to thermal exfoliation composed of vermiculite mineralogical species having specific gravity of from...
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5314071 |
Glass sorter
The invention provides a method and apparatus for purification and color sortation of waste glass, a glass beneficiation process and apparatus. The invention crushes the glass into pieces less than...
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5246115 |
Process for separating heterogeneous plastic material into homogeneous fractions and apparatus useful to this purpose
A process is taught for separating heterogeneous plastic material into homogeneous fractions, which comprises: a. feeding the plastic material in a triturated form to a first water-containing...
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5244155 |
Solid-solid separations utilizing alkanol amines
The separation of silica or siliceous gangue from one or more desired minerals in an aqueous slurry via mechanical apparatus is improved by the addition of a small amount of an alkanol amine to the...
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5227047 |
Wet process for fly ash beneficiation
A wet process for the beneficiation of a fly ash by-product has the following steps: a) forming a slurry mixture of a fly ash material and a liquid; b) gravitationally separating and collecting a...
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5201921 |
Process for identifying plastics by addition of fluorescent dye
Process for rendering a plastic identifiable by adding 5 to 10,000 ppb of a fluorescent marker to the plastic during or after is manufacture.
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5199652 |
Method for separating a mixture of two plastics with similar specific gravities
A novel process has been found in which the two types of plastic particles having similar specific gravities in a mixture are safely, efficiently, effectively and economically separated after being...
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4975182 |
Waterflow differential electrical charging process for ores
The invention consists of forming an aqueous slurry of water and particles of ore carrying both metals and/or minerals which are passed at relatively high speed along an electrically isolated path...
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4853133 |
Coal dewatering
The water content of wet small coal is reduced by adding a defined amount of an ionic surfactant, centrifuging, and adding a foam suppressing amount of a cationic organic compound to the aqueous...
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4844351 |
Method for separation, recovery, and recycling of plastics from municipal solid waste
A method for treatment of mixed wastes containing various plastics, such as municipal solid wastes, in which mechanical agitation and heat distortion of plastic films cause rupture and spilling of...
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4839033 |
Apparatus for separating spherical from non-spherical particles
An apparatus for separating particles in accordance with the sphericity of the particles is disclosed. The apparatus includes a housing which is supplied with air having a desired humidity, and...
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4775627 |
Coal desulfurization using bacteria adaptation and bacterial modification of pyrite surfaces
The invention relates to the desulfurization of high sulfur coal, and specifically to the removal of pyrite from high sulfur coal via separation processes based on relative hydrophobicity. The...
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H000478 |
Selective reduction of sodium in coal by water wash and ion exchange with tailored electrolyte
A coal or similar carbonaceous fuel is selectively freed of sodium by water washing it and ion exchanging the washed coal with a strong aqueous electrolyte solution which is substantially free of...
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4617111 |
Method for the separation of a mixture of polyvinyl chloride and polyethylene terephtalate
A method for the separation of a mixture of polyvinyl chloride particles and polyethylene terephtalate particles comprising the steps of applying a solution composed of a low density solvent of...
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4467560 |
Method for sorting of seed
A method for separation of seeds, in which the seeds are incubated in a suitable environment and then dried to produce a pronounced difference in moisture content between filled-dead seeds and...
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4440635 |
Process and apparatus for the recovery of cellulose fibers from paper-plastic mixtures
A process, and apparatus for recovering cellulose fibers from contaminated paper-plastic mixtures by exposing the mix to controlled wetting to increase the weight of paper cellulose components...
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4410423 |
Separation of spent cathode carbon and alkaline ore
A method for separating the alkaline ore and spent carbon fractions contained in spent electrolytic cell cathode comprising the steps of: (a) grinding the spent cathode to a suitable particle size;...
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4368117 |
Process for the selective froth-flotation of sulfidic, oxidic and salt-type minerals
A process for the selective froth-flotation of sulfidic, oxidic and salt-type minerals, whereby an ore is first wet ground to the flotation fineness to obtain a slurry and then the obtained slurry...
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4326912 |
Process for improving the quality of pulp obtained from wastepaper
The method removes a contaminant, such as adhesive or ink particles, from wastepaper pulp. The method includes the steps of dispersing a monomer in the pulp so as to form droplets or beads which...
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4269700 |
Flotation of inorganic materials from glass using hydrocarbon sulfonates
Particulate glass values contained in the final inorganic fraction from comminuted municipal solid wastes and having the particle size between 10 mesh and 325 mesh are recovered by froth flotation...
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