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Matches 501 - 550 out of 3,482

Document Document Title
WO/2009/130299A1
Process for treating an aqueous fluid with a view to separating therefrom suspended matter and/or colloidal matter and/or dissolved organic or mineral matter and/or a fatty phase by flotation, characterized in that it consists in conveyi...  
WO/2009/121147A1
A process for producing a mineral concentrate product that at is at least a substantially odour-free product comprises any one or more than one of (a) organics removal by (i) treatment of a froth product slurry containing floated mineral...  
WO/2009/122895A1
In removing unburned carbon from fly ash by wet flotation, the amount of a foaming agent to be used is reduced to attain a reduction in chemical cost and the fly ash is prevented from decreasing in activity index. A method for the wet de...  
WO/2009/117141A1
An apparatus, system, and method relating to a modular water treatment apparatus that utilizes sidestream injection coupled to static mixing are described. The apparatus, system, and method utilizes ozone, with or without hydrogen peroxi...  
WO/2009/115348A1
The invention relates to a flotation cell for obtaining valuable material particles, in particular ore particles, from a pulp (P), having a columnar container (1), which has a central axis (M), for receiving the pulp (P), having a device...  
WO/2009/114934A1
The present invention is directed to a method for separating bitumen from oil sand using sonic energy. In particular, the invention is directed to a method for recovering bitumen from an oil sand extraction process by sonicating a bitume...  
WO/2009/110357A1
A solution resulting from the treatment of a chlorine-containing substance in a cement production equipment is treated within the cement production equipment without subjecting the solution to a wastewater treatment. A filtrate obtained ...  
WO/2009/109812A1
Process for recovering copper sulphide and optionally molybdenum sulphide from a copper bearing ore by froth flotation consisting in: - crushing said ore, mixing the obtained ground powder with at least a collector and water, - aerating ...  
WO/2009/102565A1
Disclosed herein are systems for removing particulate matter from a fluid, comprising a particle functionalized by attachment of at least one activating group or amine functional group, wherein the modified particle complexes with the pa...  
WO/2009/099731A1
The present invention relates to the beneficiation of coal by the process of froth flotation and specifically relates to a process for the froth flotation of coal using a collector consisting essentially of a fatty acid monoester of a po...  
WO/2009/098284A3
A scalable process and device for producing a bio molecule, in particular pharmaceutical grade plasmid DNA is described. The process includes the steps of alkaline lysis, neutralization and clarification and can be further extended. For ...  
WO/2009/097562A1
Oxidized and maleated derivative compositions, such as chemically modified oxidized and maleated tall oil fatty acid compositions, can be prepared and used in a variety of industrial applications, including as emulsifiers, corrosion inhi...  
WO/2009/091850A1
The present invention relates to the beneficiation of coal by the process of froth flotation and specifically relates to a process for the froth flotation of coal using a mixture of fatty acids and rosin acids (and/or certain derivatives...  
WO/2009/089570A1
This invention relates to particulate and/or liquid droplet separation processes from liquids containing the same and the use of specific chemical additives to control surface wetting, hydrophobicity and surface forces in such processes.  
WO/2009/086607A8
A method of separating nickel bearing sulphides from mined ores or concentrates of mined ores that contain talc is disclosed. The method comprises treating a slurry of mined ores or concentrates of mined ores in at least one flotation st...  
WO/2009/086606A8
The present invention provides a method of separating nickel bearing sulphides from mined ores or concentrates of mined ores that contain talc particles is disclosed. The method comprises adjusting the Eh of a slurry of mined ores or con...  
WO/2009/086607A1
A method of separating nickel bearing sulphides from mined ores or concentrates of mined ores that contain talc is disclosed. The method comprises treating a slurry of mined ores or concentrates of mined ores in at least one flotation st...  
WO/2009/089412A1
Improved techniques for the treatment of wastewater from food processing operations, particularly from meat processing operations such as poultry, beef and pork are described. The invention focuses on not only on meeting the effluent com...  
WO/2009/086606A1
The present invention provides a method of separating nickel bearing sulphides from mined ores or concentrates of mined ores that contain talc particles is disclosed. The method comprises adjusting the Eh of a slurry of mined ores or con...  
WO/2009/081245A1
A method for separating and recovering silicon debris from sawing waste is characterized in that it comprises the following steps: - treating the sawing waste so as to deoxidize the silicon debris in a manner that reduces their surface e...  
WO/2009/077015A1
The present invention relates to a process for concentration of silicate-containing minerals and ores by froth flotation, in particular to a reverse flotation process, in the presence of a finely dispersed collecting agent characterized ...  
WO/2009/079379A1
Methods and compositions for separating materials are provided. In an embodiment, the present invention provides a method of separating a first material from a second material. For example, the method can comprise mixing the first materi...  
WO/2009/071284A1
The invention relates to a method for treating the cyclone dust substantially consisting of titanium dioxide, coke, and further inert metal oxides, such as silicon dioxide, occurring during the carbochlorination of raw materials containi...  
WO/2009/066167A2
The present invention is related to a method of quantification of fatty amines derived from effluents and residues from the reverse flotation process of iron ore by a colorimetric technique with bromocresol green as the organic dye.  
WO/2009/066167A3
The present invention is related to a method of quantification of fatty amines derived from effluents and residues from the reverse flotation process of iron ore by a colorimetric technique with bromocresol green as the organic dye.  
WO/2009/052362A3
The present invention relates to polysaccharides that have been modified by- providing azetidinium functionality thereto. Such functionality can be provided by crosslinking a polysaccharide with a resin having azetidinium functional grou...  
WO/2009/049289A1
A process is described for the separation of a mixture of solid particles of similar specific gravity into at least two fractions comprises introducing the particles in an aqueous medium, adding air to form bubbles, and generating two or...  
WO/2009/044074A3
The invention relates to a method for solid/liquid separation for purification of an effluent in a basin, by introducing air bubbles into the effluent to raise the material for separation to the surface of the basin, characterised in tha...  
WO/2009/044074A2
The invention relates to a method for solid/liquid separation for purification of an effluent in a basin, by introducing air bubbles into the effluent to raise the material for separation to the surface of the basin, characterised in tha...  
WO/2009/044149A1
A method of controlling operation of a froth floatation cell for separating substances comprises introducing gas into liquid in the cell, creating a froth controlling gas flow rate into the cell in order to maximise gas recovery for the ...  
WO/2009/042372A1
Methods and systems for processing of liquids using compressed gases or compressed air are disclosed. In addition, methods and systems for mixing of liquids are disclosed.  
WO/2009/039559A1
A modular ore processing system for concentrating ores comprising, a plurality of separate modules (1, 2, 3, 4, 5, 6, 6a, 7) constructed so as to be serially arranged to form a feed processing system for concentrating a desired material ...  
WO/2009/037596A2
The present invention is directed to a precious metal recovery process in which carbonaceous material, such as preg robbing carbon, is floated after sulfide oxidation to separate the carbonaceous material from the precious metal.  
WO/2009/037596A3
The present invention is directed to a precious metal recovery process in which carbonaceous material, such as preg robbing carbon, is floated after sulfide oxidation to separate the carbonaceous material from the precious metal.  
WO/2009/037594A2
The present invention is directed to flotation of refractory gold sulfide ores in which the ore is ground, floated, the tailings reground, and refloated to produce gold- bearing concentrates.  
WO/2009/037594A3
The present invention is directed to flotation of refractory gold sulfide ores in which the ore is ground, floated, the tailings reground, and refloated to produce gold- bearing concentrates.  
WO/2009/033203A1
This invention concerns the beneficiation of coal, in particular a process for improving mined coal. The invention is a commercial scale process for improving coal, comprising the steps of: Comminuting coal to a particle size at which in...  
WO/2009/029753A1
Disclosed are compositions and methods for separating gangue material from metallic sulfide ores. The compositions typically include a lignosulfonate and do not include a cyanide salt. Suitable lignosulfonates may include lignosulfonates...  
WO/2009/027810A2
The nozzle (20) comprises an housing (21) with an inlet (22) and an outlet (25) for the fluid to be treated, and a partializer (23) which is supported in elastically slidable and adjustable way. The head (29) of the partializer (23) is o...  
WO/2009/026612A1
A method of operating a flotation cell wherein a feed stream containing particles is provided to the flotation cell wherein a proportion of the particles rise in the cell and exit the cell in a concentrate stream and a proportion of the ...  
WO/2009/027810A3
The nozzle (20) comprises an housing (21) with an inlet (22) and an outlet (25) for the fluid to be treated, and a partializer (23) which is supported in elastically slidable and adjustable way. The head (29) of the partializer (23) is o...  
WO/2009/029381A1
A system and method for remediating a body of water and collecting suspended and dissolved solids therefrom are provided. The system includes a water-impervious lining positionable in a depression in or adjacent a body of water. The lini...  
WO/2009/028677A1
Disclosed is a novel fluorite purification method, particularly a purification method which can reduce the arsenic content in fluorite effectively. A raw material fluorite containing CaF2 is milled to produce a fluorite ultrafine particl...  
WO/2009/010422A1
The present invention relates to a method for separating at least one hydrophobic agent from a mixture comprising said at least one hydrophobic agent and at least one hydrophilic agent, comprising the steps of: A) Producing a slurry or d...  
WO/2009/005978A1
Amine-aldehyde resins are disclosed for removing a wide variety of solids and/or ionic species from the liquids in which they are suspended and/or dissolved. These resins are especially useful as froth flotation depressants, for example ...  
WO/2009/005977A1
Modified resins are disclosed for removing a wide variety of solids and/or ionic species from the liquids in which they are suspended and/or dissolved. These modified resins are especially useful as froth flotation depressants in the ben...  
WO/2008/156819A3
Conditioning and concentration of microalgae are accomplished by the process steps of grinding a dilute aqueous dispersion of microalgae in the presence of grinding media and then applying adsorptive bubble separation. This process is am...  
WO/2008/156819A2
Conditioning and concentration of microalgae are accomplished by the process steps of grinding a dilute aqueous dispersion of microalgae in the presence of grinding media and then applying adsorptive bubble separation. This process is am...  
WO/2008/157613A1
Methods and compositions for separating materials are provided. The present invention provides a method of separating a first material from a second material such as mixing the first material and the second material in a slurry with a be...  
WO/2008/156795A1
Process and apparatus are described for adsorptive bubble separation of hydrophobic particles from liquid dispersions. The process may be used to treat the gas/liquid dispersion after it has been introduced from two or more ducts near th...  

Matches 501 - 550 out of 3,482