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Matches 551 - 600 out of 3,482

Document Document Title
WO/2008/156835A2
A method of concentrating particles in a liquid-particle dispersion feed by adsorptive bubble separation by intimately contacting a gas with a pressurized stream of liquid in a chamber to form an aerated dispersion that retains at least ...  
WO/2008/156835A3
A method of concentrating particles in a liquid-particle dispersion feed by adsorptive bubble separation by intimately contacting a gas with a pressurized stream of liquid in a chamber to form an aerated dispersion that retains at least ...  
WO/2008/151447A1
A method of agglomerating coal particles in a subterranean formation having a coal seam, comprising the steps of providing (a) a fluid having an aqueous medium and a first collector and/or a frother; (b) pumping the fluid into the format...  
WO/2008/152029A9
The invention relates to a flotation process for removal of slimes from potash ores wherein a collector is used selected from the group of ethoxylated fatty amines having the formulae (formula I) wherein R1 and R2 are, independently, a h...  
WO/2008/152029A1
The invention relates to a flotation process for removal of slimes from potash ores wherein a collector is used selected from the group of ethoxylated fatty amines having the formulae (formula I) wherein R1 and R2 are, independently, a h...  
WO2008089906A8
Suggested is a process for the flotation of non-sulfidic minerals or ores, in which crushed crude minerals or ores are mixed with water and a collector to form a suspension, air is introduced into the suspension in the presence of a reag...  
WO2008089907A8
Suggested is a process for the flotation of non-sulfidic minerals or ores, in which crushed crude minerals or ores are mixed with water and a collector to form a suspension, air is introduced into the suspension in the presence of a reag...  
WO/2008/148028A2
Methods and apparatuses for separating biological particles are provided In certain embodiments the separation apparatus is utilized for separating first biological particles from second biological particles under flow conditions, and co...  
WO/2008/140821A2
An energy efficient method and system for producing micron-sized particles and transforming and sequestering carbon dioxide into mineral carbonates is described, along with uses for the mineral carbonates produced in the process.  
WO/2008/135124A1
A flotation apparatus (10) for the separation of solid particles from a suspension with formation of a fraction lacking in solid particles and a fraction rich in solid particles comprises a tank with an inlet (14) for the suspension, wit...  
WO/2008/128044A1
A flotation separation system for partitioning a slurry that includes a hydrophobic species which can adhere to gas bubbles formed in the slurry. The flotation separation system comprises a flotation separation cell including a sparger u...  
WO2008097707B1
Froth flotation collectors comprising dithiocarbamates of the Formula (I) as described herein are useful for the beneficiation and recovery of metals from mineral ores.  
WO/2008/122692A1
An injector (2) for a flotation cell (1), comprising a feed channel (3) for feeding a fibre suspension flow to the flotation cell (1), a flow distribution element (6) for distributing the fibre suspension flow fed to the injector (2) int...  
WO/2008/115578A3
Embodiments of the invention provide systems and methods for water purification. The system can include devices and methods for reducing scale accumulation in a water distillation system.  
WO/2008/104022A1
Separation of hydrophobic particles from a mixture of particles in a fluid is performed by providing a fluidized bed (18) as a relatively non-turbulent contacting mechanism in a flotation cell incorporating a settling chamber (30) locate...  
WO/2008/097707A1
Froth flotation collectors comprising dithiocarbamates of the Formula (I) as described herein are useful for the beneficiation and recovery of metals from mineral ores.  
WO/2008/092995A1
The invention relates to a method whereby the pH buffer capacity of the feed routed to selective copper flotation is raised. The rise in pH buffer capacity is accomplished by feeding a soluble basic mineral among the ore in the pretreatm...  
WO/2008/089907A1
Suggested is a process for the flotation of non-sulfidic minerals or ores, in which crushed crude minerals or ores are mixed with water and a collector to form a suspension, air is introduced into the suspension in the presence of a reag...  
WO/2008/089906A1
Suggested is a process for the flotation of non-sulfidic minerals or ores, in which crushed crude minerals or ores are mixed with water and a collector to form a suspension, air is introduced into the suspension in the presence of a reag...  
WO/2008/090113A1
The invention relates to a flotation method for cleaning a liquid of the insoluble particles contained therein, wherein gas bubbles are produced in the liquid, adhere to the insoluble particles and, when rising, take said particles to th...  
WO/2008/086009A1
A system for removing dissolved contaminants, particulate contaminants, and oil contaminants from industrial waste water, the system including a gas floatation and primary oil contaminant removal subsystem including a tank for receiving ...  
WO/2008/084391A1
The invention concerns a process for purification of calcium carbonate-comprising minerals comprising at least one flotation step, characterised in that this step implements at least one quaternary imidazoline methosulfate compound as co...  
WO/2008/077849A1
The present invention relates to a reverse froth flotation process for removal of silicates from iron ore having K80 ≥ 110 μm using formulations comprising alkyl ether diamine and alkyl ether monoamine, alkylamine or alkyl diamine. Th...  
WO/2008/078389A1
Unburned carbon is efficiently separated according to the properties of fly ash. An apparatus is provided which comprises: a slurry preparation tank (10) in which water (c) is added to fly ash (a) to produce a slurry (d); a scavenger add...  
WO/2008/072299A1
A method comprising: a step in which unburned carbon contained in coal ash is mechanically separated with a classifier; a step in which the coal ash from which part of the unburned carbon has been removed with the classifier is pulverize...  
WO/2008/067733A1
A method of cyclone type flotation for slurry is that controlling the mean diameter of the slurry foam to 0.10-3.00 cm and limiting the thickness of slurry foam layer to 3-50 cm during mineral dressing. A method for controlling the mean ...  
WO/2008/067702A1
An ore slurry cyclonic flotation method includes controlling the average diameter of the ore slurry froth in the range of 0.10 - 3.00cm and the thickness of the ore slurry froth layer in the range of 3 - 50cm during the ore separation of...  
WO/2008/068309A1
The present invention relates to a flotation agent comprising a collector hydrocarbon composition comprising more than 80 wt% of iso and normal paraffins, less than 1 wt% aromatics, less than 5 ppm sulphur and less than 1 ppm nitrogen, a...  
WO/2008/065129A1
The invention relates to a collector for the separation by flotation of carbonates contained in non-sulfurous minerals, particularly phosphoric rock, comprising at least one phosphoric ester of formula (I) wherein, - R1 represents H, CH3...  
WO/2008/067246A3
A method for treating water includes removing a supersaturated sparingly soluble salt via a self-sustaining de-supersaturation process in which the supersaturated water is contacted with a nucleation material that is reused in the proces...  
WO/2008/061289A1
A method for monitoring a froth phase of a liquid system including: detecting acoustic emissions in the ultrasonic frequency range using a sensor located within the froth phase; and analysing the acoustic emissions.  
WO2007074627A8
Disclosed is a method for removal of an unburned carbon contained in a fly ash material. The method comprises the steps of: adding water to the fly ash to prepare a fly ash slurry; shearing the fly ash slurry using an agitating blade tha...  
WO/2008/062097A1
The invention relates to a rotor (1) for a flotation machine for dispersing air into slurry around the ro- tor, the rotor comprising a body (2) equipped with a set of blades (3). The body (2) is assembled from ra- dial sector modules (9)...  
WO/2008/059439A1
A method of treating value bearing material comprising oxidised or surface oxidised mineral values includes the steps of crushing the value bearing material, contacting the crushed material! with a sulfide solution to sulfide the oxidise...  
WO/2008/037086A1
The present invention relates to an apparatus and a process for efficient hydrophobic particles to gas bubble attachment in a slurry is provided. The process comprises: tangentially introducing a slurry stream into a cylindrical chamber ...  
WO/2008/028796A1
A flotation cell (1) and a method for the production of a floating cell (1) are provided, wherein the interior wall of a parting liquid container (3), at least in a partial region, comes in contact with the parting liquid, is provided wi...  
WO/2008/025088A1
A method for the separation of carbonaceous material from inorganic matter comprising the steps of mechanically working a feed stream; applying a separation means to the product of the preceding step to produce a flotation stream compris...  
WO/2008/025680A1
The invention relates to a flotation cell (1) comprising a tub-like container (3) that is open on the top and that is used to receive a pulp that is formed, substantially from a liquid and a particle mixture that is to be separated. At l...  
WO/2008/025871A1
The invention relates to an equipment and method for flotating mineral slurry (4) in a flotation cell provided with a flotation mechanism (3), comprising at least a drive shaft (6), a rotor (5) and a stator (7), and at least one inlet (1...  
WO/2008/022312A2
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 obtain and process and distribute molecul...  
WO/2008/022312A3
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 obtain and process and distribute molecul...  
WO/2008/019983A3
The invention relates to a method for controlling an operational parameter of a flotation cell (1) that comprises a housing and that is used to separate amounts of solid particles in a suspension (2). The individual sound signal (50) of ...  
WO/2008/020311A2
A class of non-sulfide, silicate gangue material depressants based on naturally- occurring galactomannans, having a galactose-to-mannose ratio of less than 1 :2.1, exemplified by modified products of the seed gums: casia tora gum, sesban...  
WO/2008/020311A3
A class of non-sulfide, silicate gangue material depressants based on naturally- occurring galactomannans, having a galactose-to-mannose ratio of less than 1 :2.1, exemplified by modified products of the seed gums: casia tora gum, sesban...  
WO/2008/019983A2
The invention relates to a method for controlling an operational parameter of a flotation cell (1) that comprises a housing and that is used to separate amounts of solid particles in a suspension (2). The individual sound signal (50) of ...  
WO/2008/019451A1
More efficient collectors for recovering selected metal values and/or minerals using flotation processes are described in which the improved collectors are combinations of different reagents in which the different reagents are selected f...  
WO/2008/006165A1
A flotation cell for separating hydrophobic particles from hydrophilic particles uses a mixer (1) with an air inlet (8) and slurry feed (7) to form a bubbly mixture in a u-tube mixer (4, 5, 6) and feed the mixture into a separation vesse...  
WO/2008/006264A1
A floatation method of desulphurisaiton and desiliconization for bauxite features that reverse floatation for desulphurisaiton and normal floatation for desiliconization are performed sequentially, in which medium-low class bauxite that ...  
WO/2008/000036A1
The present invention provides a device (10) for detecting the frothing ability of a fluid, said device including: an inlet (11) for receiving a portion of said fluid; means (12) for entraining air into said fluid portion; a mixing chamb...  
WO/2008/000037A1
The present invention provides a separation process, said process including the steps of: (1) feeding a feed fluid into a separator; (2) separating said feed fluid with a frother into a product stream and a tailings stream; (3) treating ...  

Matches 551 - 600 out of 3,482