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7514011 |
System for separating solids from a fluid stream
A system for separating solids from a fluid stream. The system includes a first separator device mounted to a container. The container includes a settling compartment and baffle plate module, with...
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7500566 |
Material separator systems
A vehicle for separating a mixed debris stream is disclosed. The vehicle includes an elongate vehicle frame; a separating structure mounted on the vehicle frame and configured to contact the mixed...
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7497336 |
Material separator system
A vehicle for separating a mixed debris stream is disclosed. The vehicle includes an elongate vehicle frame; a separating assembly configured to contact the mixed debris stream with a fluid stream...
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7469846 |
Wet-mechanical treatment of mixed waste
The invention relates to a method and device for the wet-mechanical treatment of a substance mixture, particularly of refuse of all types, comprised of inert substances, water and of organic...
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7384503 |
Determination of contaminant particles in an aqueous pulp
A method and system for determining trace oversize contaminant particles in a paper-making pulp employs a screen assembly having a screen housing with a screen mounted therein, and ports for...
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7380669 |
Apparatus and method for sorting and recombining minerals into a desired mixture
A method and apparatus is employed to create a mixture having a desired composition. A raw material is separated in a pair of density separators into constituent parts. Those parts are then...
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7357259 |
Material classifier having a scoop wheel
A material classifier for classifying a liquid-solid mixture containing solid material to be separated is provided. The material classifier includes a tank defining a reservoir for receiving the...
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7328805 |
Method and system for beneficiating gasification slag
The present invention provides a method of beneficiating slag, including mixing the slag with water to form a slurry. The slurry is screened through a first screen to remove a first portion of...
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7314139 |
Process for sulphide concentration
The present invention relates to a gravity/flotation circuit where a mineral stream, such as a flotation rougher or cleaner concentrate, undergoes a two stage size separation wherein:
i) the...
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7231927 |
Method for recycling used-up plastic products and washing process of crushed plastic and apparatus therefor
An object of the invention is to provide a method and an apparatus for recycling plastics which is improved with respect to operation efficiency, operation environment, lowering degradation of...
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7172074 |
Concentration/calcination process of zinc silicated minerals and concentrate zinc silicate based product
A concentration process of zinc silicated minerals, particularly willemite and calamine concentration, by single operations, or conventional steps of ore treatment, some of which include the...
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7163106 |
Strainer for cleaning fibrous suspensions
A strainer for fibrous suspensions, having a container, a filtering basket inside the container and a rotor inside the filtering basket coupled to motorization means suited to set it rotating. In...
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7097740 |
Method and screen for screening at least two pulp mixtures
The invention relates to a method and a screen for screening two or more pulp mixtures with different roughness. The screen comprises a first screen cylinder and a second screen cylinder. A coarse...
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7083049 |
Method of regulating sorting systems and a sorting system suitable for carrying out this method
A method of regulating sorting systems, in particular multi-stage sorting systems, in paper production and a sorting system working in accordance with the method are described, in which the fiber...
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6988622 |
Venturi-driven flotation separator for chili peppers
Mechanically harvested chili-pepper plants are sized into chunks and introduced into a water flotation system. Water is added at the top of a flotation vat and, for the most part, is withdrawn at...
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6915908 |
Method of decontaminating soil
A method for decontaminating soil containing inorganic contaminants having a degree of liberation of at least 60%, comprising the steps of removing from a coarse fraction at least a portion of...
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6892887 |
Polymer drilling bead recovery system and related methods
A polymer bead recovery apparatus is provided comprising: a housing comprising a recovery tank having an internal cavity and an exterior surface, the recovery tank having at least one inlet and at...
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6840383 |
Particle separating apparatus
A particle separating apparatus is provided with a stock solution feeder ( 1 ) for supplying a stock solution containing particles, a bubble generator ( 2 ) for generating air bubbles to promote...
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6742656 |
Common correct media sump and wing tank design
In a coal preparation plant which receives a raw coal feed and separates the raw coal into clean coal and refuse, an apparatus is provided for use therein. The inventive apparatus is a combined...
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RE38367 |
Recovery apparatus for drilling and excavation application and related methods
A recovering system includes at least one shale shaker having at least one screen and a hydrocyclone manifold system; a recovery tank having a cavity and a base, the tank having at least one inlet...
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6666335 |
Multi-mineral/ash benefication process and apparatus
There is provided a method and apparatus for segregating ponded coal combustion materials for use in various products, such as block sand products, concrete or mid-size sand products and fine ash...
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RE38317 |
Method and apparatus for treating filler-containing material, such as recycled fibers
Recycled fiber pulp from a vortex cleaning plant (e.g. connected to the short circulation of a paper machine) effects the recovery and return of fillers in the recycled fiber pulp discharged from...
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6613191 |
Pressurized screen and process for removing contaminants from a fibrous paper suspension containing contaminants
Pressurized screen to remove contaminants from a contaminant-containing fibrous paper suspension. Pressurized screen includes a housing, a first screen element, essentially axially symmetric and...
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6605184 |
Method and apparatus for treatment of fiber suspension containing minerals, such as coated broke, in paper production
A method and apparatus treat fiber based material so as to reduce the loss of mineral fractions in the treatment of broke in paper production. Broke is a reusable raw material from a paper machine...
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6599434 |
Fine coal recovering process
A process and system for recovering fine coal having a size at or below 400 mesh. The process and system includes a series of cyclone separators, a vibrating screen, a centrifuge and a flow path to...
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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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6585115 |
Apparatus and method for transferring dry oil and gas well drill cuttings
An apparatus and method for removing and recovering up to 98 percent of the residual drilling mud and fluids from drill cuttings for reuse and storing the drill cuttings in a relatively dry state...
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6561359 |
Method and apparatus for removing lightweight particulates during processing of a primary material
An apparatus and method for removing lightweight particulates during processing of a primary material. The apparatus includes a classification tank having an inlet, an outlet and a plurality of...
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6530481 |
Pressure screen with scrap separation
A pressure screen for separating a liquid mixture is disclosed, comprising a screen housing forming a cylindrical screen chamber, and an inlet housing directly connected to the screen housing and...
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6520034 |
High air volume to low liquid volume aerosol collector
A high air volume to low liquid volume aerosol collector. A high volume flow of aerosol particles is drawn into an annular, centripetal slot in a collector which directs the aerosol flow into a...
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6470828 |
Animal waste management system and method thereof
An animal waste management system and method thereof is disclosed. The system is designed for use in high flush waste removal systems, but obviates the need for anaerobic lagoons when coupled to an...
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6425986 |
Process for degassing a paper stock suspension
Process and apparatus for degassing a flowing fibrous paper suspension. The process includes separating the suspension into partial streams, spraying the partial streams into a degassing chamber...
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6357596 |
Sperm strainer system
The invention in the simplest form is a passive method and apparatus for filtering motile sperm from a sperm sample. The invention passively filters the motile sperm using a membrane assembly...
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6329436 |
Process to recycle shredder residue
A system and process for recycling shredder residue, in which separating any polyurethane foam materials are first separated. Then separate a fines fraction of less than about 1/4 inch leaving a...
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6273266 |
Process for the wet screening of stock suspensions in pressure graders and pressure graders screen
Process and pressure grader screen for wet screening stock suspensions. The process includes conducting the stock suspension along the screen, so that break-away eddies are formed on an inflow side...
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6273263 |
Sediment and soil remediation by column flotation
Disclosed herein is a method for the removal of organic and inorganic contaminants from contaminated sediment or soil. The method comprises a first step of removal and disposal of very large debris...
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6269952 |
Methods and apparatus for use in processing and treating particulate material
Spheres are released from within plurospheres by mixing a fluid with fly ash or bottom ash particulate material obtained by burning coal to form a slurry. The slurry is vibrated at an ultrasonic...
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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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6186333 |
Method and arrangement for controlling a multi-phase screening apparatus
The invention relates to a method for controlling a multi-step screening apparatus (1), the method comprising controlling other accept, reject and dilution flows in relation to the flow measured in...
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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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6156083 |
Coal reclamation systems
A method for recovering coal from a mixture containing fine particles of coal, the mixture including fine coal particles, water, and impurities, the method including feeding the mixture to a first...
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6149811 |
Dredging system
The present invention is directed to a continuous, portable dredging system that employs a series of screens and gravity separation devices with flocculation to remove sediments from the dredged...
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6149015 |
Screen apparatus for papermaking material
A screen apparatus is formed of a tank for receiving a papermaking material, a cylindrical first screen for partitioning the tank into a first chamber and a second chamber, an annular second screen...
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6131742 |
Device for separating contaminants from fibre pulp suspensions
A separation device for separating contaminants from fiber pulp suspensions, preferably produced from waste paper, comprises a cylindrical screen number (4) and a rotor (7) arranged therein. An...
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6129214 |
Sperm strainer system
The invention in the simplest form is a passive method and apparatus for filtering motile sperm from a sperm sample. The invention passively filters the motile sperm using a nucleopore membrane...
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6110367 |
Closed device for treatment of drilling fluids and cuttings
The invention relates to a device for treatment of drilling mud and cuttings, comprising a screen, a centrifuge (10), a degassing system (6), a discharge system directing the drilling mud back to...
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6106669 |
Process for thickening a fibrous pulp suspension
A process for thickening a fibrous pulp suspension by guiding the suspension between a rigid first face and a flexible second face that move in relation to each other and form a converging draining...
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6085912 |
Apparatus for sorting and recombining minerals background of the invention
An apparatus for separating a mixture of mineral particles and recombining the mineral particles in an alterable, controlled fashion to create a plurality of products each having a predetermined,...
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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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6053327 |
Process for enriching nickel-bearing oxide ores
This process for enriching nickel-bearing oxide ore comprises pulping the ore, washing the pulped ore for at least 1 minute, sorting the washed ore in a damp environment so as to separate at least...
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