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7581645 |
Method for manufacturing carbon nanotubes with desired length
A method for manufacturing carbon nanotubes with a desired length includes the steps of: providing an array of carbon nanotubes; placing a mask having at least an opening defined therein on the...
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7578941 |
Length-based liquid-liquid extraction of carbon nanotubes using a phase transfer catalyst
The present invention is generally directed to new liquid-liquid extraction methods for the length-based separation of carbon nanotubes (CNTs) and other 1-dimensional nanostructures. In some...
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7514063 |
Method for the purification of semiconducting single walled carbon nanotubes
A method of obtaining purified semiconducting SWCNTs from a bulk mixture of metallic SWCNTs and semiconducting SWCNTs by first creating an aqueous solution containing the bulk mixture and adding a...
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7510083 |
Column flotation cell for enhanced recovery of minerals such as phosphates by froth flotation
An apparatus for separating a mineral from a slurry of mineral and impurities, including a fluid vessel having a first, open end and a second end and a feed well disposed near the first end. The...
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7374685 |
Process for separating metallic from semiconducting single-walled carbon nanotubes
A method for separating semiconducting single-walled carbon nanotubes from metallic single-walled carbon nanotubes is disclosed. The method utilizes separation agents that preferentially associate...
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7318527 |
Apparatus for separating organic material from inorganic material
An apparatus ( 100, 100′, 100 ″) for separating organic material from inorganic material includes a container ( 1 ), a feeding apparatus ( 4 ), a charging apparatus ( 9 ), a lifting apparatus (...
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7304258 |
System for transporting and selectively sorting particles and method of using the same
A system for transporting and selectively sorting particles includes a first wall and a traveling wave grid extending along the first wall. The system includes a second wall having a passage...
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7296682 |
Process for controlling operation of a flotation cell
A method for controlling operation of a flotation cell, where the liquid level and the foam level in the cell are measured and controlled. The method includes measuring at least one quality...
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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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7083047 |
Polymeric film for water soluble package
A water soluble package comprises a polymeric film, the polymeric film comprising a polymeric backbone derived from a polymer which is water soluble, as defined herein, and one or more derivatising...
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7037479 |
Method for cleaning nanomorphic carbon species
An exemplary method for substantially non-chemically-reactive separation of nanomorphic carbon species ( 140 ) comprises inter alia the steps of suspending a nanomorphic carbon sample ( 100 ) in an...
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6974927 |
Method and system for optically sorting and/or manipulating carbon nanotubes
A method, apparatus, and system for optically sorting and/or manipulating carbon nanotubes by creating an optical dipole trap with a focused light source (e.g., a laser) are described in detail...
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6878288 |
System and apparatus for removing dissolved and suspended solids from a fluid stream
A system and a method for removing dissolved and suspended solids from a fluid stream by passing the fluid stream into a processing zone in the presence of a ultrasonic standing wave and removing a...
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6849678 |
Polymerization, compatibilized blending, and particle size control of powder coatings in a supercritical fluid
The current process for producing powder coatings can be replaced with a process utilizing supercritical fluids including polymer polymerization, compatibilized blending of powder coating...
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6454945 |
Microfabricated devices and methods
This invention provides microfabricated systems for extraction of desired particles from a sample stream containing desired and undesired particles. The sample stream is placed in laminar flow...
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6390303 |
Method for optimizing flotation recovery
A method for optimising a mineral recovery process. A slurry 10 is fed to a conditioning step 20 . The condition slurry 30 is then provided to a flotation circuit 40 to recover a concentrate...
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6386372 |
Process for recycling wooden pallets and installation for practicing such a process
Wooden pallets are recycled by carrying out a first separation in a reception region ( 10 ) between pallets easily reparable and those which are not, in directing the separated items to conveyors:...
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6379973 |
Chromatographic separation apparatus and method
A fractionation apparatus comprises two channels coupled through a semipermeable membrane. A time and position dependent concentration of precipitation reagent is produced in one of the channels....
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6358352 |
Method for creating higher grade wood products from lower grade lumber
The present invention is directed to a process whereby low-grade lumber, (i.e., lumber having surface defects such as knots, voids, wane, and bark pockets, and warp defects such as twist, bow,...
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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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6273262 |
Particle concentration device
A device comprises a means for radiating ultrasound from one face of a chamber holding a sample solution containing particles to be concentrated, and a reflective face inclined to the face...
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6254787 |
Method for establishing a fluid containing size-controlled particles
Provided is a method for preparing a fluid containing size-controlled particles that is optimized with respect to use of a target fluid as a matrix fluid under conditions approximating actual...
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6073774 |
Pressurized deinking module with vent line
A mixture of air, paper stock made from recycled paper, foaming agents and surfactants are injected into a pressurized container. The container has a stock inlet at an end opposite a stock outlet,...
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6041941 |
Reagent consumption in mineral separation circuits
A method for reducing both reagent consumption and scale formation in a mineral separation circuit employing sulfoxy compounds as reagents. The method involves introducing into the mineral...
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6036025 |
Mineral flotation separation by deoxygenating slurries and mineral surfaces
A process for the separation of minerals of different mineralogical character. The process involves conditioning a milled slurry or a slurry of a flotation concentrate which contains a mixture of...
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6032805 |
Enhanced effectiveness of sulfoxy compounds in flotation circuits
A method of increasing both flotation selectivity and effectiveness of a sulfoxy radical-containing reagent added to a mineral separation circuit. The method involves adding a non-oxidizing gas to...
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6003678 |
Particle separating apparatus and method
A disposable first tube (68) extends axially through, and is detachably connected to, an annular main body (10'). An input piezo electric element (38) is attached to a first end of the tubular main...
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5965857 |
Flotation cell row
A flotation cell row including a row of cells through which, in use, a process liquid flows in turn, including a first bank of cells having a last cell 4 being the most downstream cell and a second...
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5947299 |
Hydraulic reactor and classifier for solid particles with ultrasonic application
The present invention relates to a hydraulic reactor and classifier, with ultrasonic application for a continuous process of separation and recovering minerals or other type of materials or for the...
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5923012 |
Flotation method and apparatus for treatment of cyclone sands
An apparatus for extracting floatable minerals from a slurry (3). Slurry (3) is fed into a tank (2) via a feed inlet (25) and agitated and aerated so as to create an upper zone containing froth...
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5909022 |
Dual outlet pulp level control system for flash flotation devices
A flash flotation device (1) comprises a tank (2) to contain slurry (3) incorporating minerals to be extracted, a feed inlet (25) for admission of slurry (3) into the tank (2), agitation means (10)...
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5872089 |
Descalant comprising structured liquid or solid
A descalant means, comprising L E structured liquid crystals which when placed close to, or into a liquid stream, cause the formation of microscopic liquid crystalline structures, which act as...
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5804061 |
Multiflow pressurized deinking apparatus
A mixture of air and paper stock made from recycled paper from which the ink particles have been chemically released is injected into a cylindrical processing vessel. Added surfactants create a...
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5795466 |
Process for improved separation of sulphide minerals or middlings associated with pyrrhotite
A multi-stage froth flotation process is provided for concentrating sulphide minerals or middlings containing non-ferrous metal values such as nickel, cobalt and copper, which co-exist with...
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5772041 |
Method for recovering materials
A method for recovering materials, in particular rejects or scraps of sheathed cables or wires, comprises introducing the parts into an enclosed space and placing them on a support provided with a...
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5762204 |
Ferrofluid sink/float separators for separating nonmagnetic materials of different densities
A ferrofluid sink/float separator for separating nonmagnetic materials of different densities comprises a horizontal separating tank and a magnetic field generating mechanism. The separating tank...
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5702591 |
Flotation method for non-ferrous metal variable ores
The present invention concerns a method of separating variable ores containing copper, lead, zinc and the like as the refining material for non-ferrous metals and gangue minerals such as pyrite,...
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5578198 |
Device for automatic regulation of the process of separating froth concentrate from gangue in a floatation machine
The automatic regulator device comprises a channel for measuring the level and density of pulp in the chamber of a floatation machine, in which two bubbling pipes are in communication with a...
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5564879 |
Three-dimensional warehouse
A three-dimensional warehouse in which its working efficiency is improved with respect to the receiving and taking out of articles and its housing efficiency is improved. The warehouse has...
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5518121 |
Method for automated mail extraction and remittance processing
In a method for the automated processing of bulk mail, envelopes are transferred to a receiving apparatus in bulk fashion (from incoming mail trays or the like) for the extraction of documents...
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5496526 |
Production of intermediate grade manganese concentrate from low grade manganiferous ores
A process for producing intermediate grade manganese concentrate from low grade manganiferous ores is disclosed. A low grade manganiferous ore containing silicon, iron, between 1 and 20 per cent...
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5439115 |
Process for selective flotation of copper-lead-zinc sulfide
In a process for a selective flotation of a copper-lead-zinc sulfide ore the raw ore is ground and slurried with water and the resulting suspension is aerated with air to adjust a certain...
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5435443 |
Method and apparatus for separating mixtures of substances
The invention proposes using liquefied carbon dioxide as a separation agent for flotation and/or sedimentation separation, which is particularly suitable for separating foodstuff mixtures such as...
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5401422 |
Separation method for solid constituents of a suspension and device for carrying out this method
The present invention is a filtration method and device for separating particles of a suspension according to their mass. The invention includes a rotating uncloggable filter. The filter rotates...
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5372721 |
Size separation of particles contained within a material by the use of nonaqueous hydrodynamic chromatography
A method is disclosed for determining the distribution according to size of particles which make up a noncontinuous phase dispersed within a matrix which is not completely soluble in an aqueous...
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5368166 |
Device for automatically controlling the process of separating froth concentrate from gangue in a floatation machine
The automatic control device comprises a channel used to measure the level and density of pulp in a chamber of a floatation machine, in which two bubbling tubes communicate with a differential...
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5330655 |
Method of regulating a flotation system with a primary and secondary stage
The invention is directed to a method of regulating a flotation system having an inflow quantity of suspension flow dependent on production demands, including a primary flotation stage and a...
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5320425 |
Cement mixing system simulator and simulation method
A cement mixing and pumping simulator comprises actual and virtual equipment. In response to an operator controlling this equipment, signals representing operating characteristics of a cement...
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5307937 |
High throughput flotation column process
A high efficiency method for the recovery of relatively coarse constituent utilizing a flotation column is provided. The method broadly includes the steps of (1) establishing and maintaining a net...
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5280836 |
Process for beneficiating particulate solids
The present invention is further directed towards a method for determining the efficiency of separation of a dense media separation process. This method includes determining an apparent distance a...
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