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Matches 151 - 200 out of 3,515

Document Document Title
WO/2017/109298A1
The present invention relates to the field of mineral engineering and metallurgy and metallurgical technologies in general and to extraction of metal compounds from ores or concentrates by metallurgical processes, and more particularly t...  
WO/2017/110462A1
Provided is a mineral dressing method that can efficiently separate copper minerals and molybdenum minerals. The present invention is a mineral dressing method for mineral powder at least containing a copper mineral and a molybdenum mine...  
WO/2017/103332A2
The invention relates to a method for constructing a flotation apparatus (1), to flotation apparatus (1), to a system for flotation, and to a connection arrangement (10) for use in the method or in the flotation apparatus (1). The flotat...  
WO/2017/102512A1
The present invention relates to a process for the separation of at least one hydrophobic or hydrophobized material from a dispersion comprising said at least one hydrophobic or hydrophobized material and at least one second material. Th...  
WO/2017/098081A1
Provided herein is a an arrangement for recirculation of flotation gas in a mineral flotation process wherein the flotation gas volume fluctuations are handled by a closed pressure equalization loop comprising an apparatus (60) for stori...  
WO/2017/098401A1
An apparatus for foam separation comprises a foam separation cell (12; 112; 212) provided with a treatment chamber (13), inside of which a flow of liquid containing material to be separated can be introduced. The apparatus further compri...  
WO/2017/091552A1
Collector compositions C for mineral flotation, which include at least one of a hydroxamic acid A, and/or a salt S of a hydroxamic acid A solubilized in a water-soluble organic solvent L, and processes for using same for recovering sulfi...  
WO/2017/087498A1
Apparatus uses engineered collection media to recover mineral particles in a mineral extraction process, e.g., for processing a tailings stream at the end of a flotation separation process. The engineered collection media are added to sl...  
WO/2017/079276A1
Cationic reverse flotation methods, systems, and processes for producing a marketable iron oxide concentrate from an iron oxide mineral slurry ("treatment slurry"), wherein the iron oxide content of the concentrate is greater than the ir...  
WO/2017/075003A1
A family of amine mining collectors that uses alkoxylates allows for the easy adjustment of solubility and molecular weight useful because anionic and cationic mineral collectors require such varying degrees of solubility and molecular w...  
WO/2017/064369A1
Provided herein is a process for recovery of gold from gold-containing raw materials comprising refractory gold-containing minerals, in particular gold-containing refractory sulfidic minerals, comprising (a) obtaining gold-containing raw...  
WO/2017/066752A1
A selective recirculation circuit has a loading stage, a stripping stage and a filtering stage for use in processing a feed stream or slurry containing mineral particles. The stripping stage forms a first loop with the loading stage, and...  
WO/2017/062096A1
The present invention discloses polythiol compositions containing dipentene dimercaptans and intermolecular sulfide compounds, as well as mining chemical collector compositions containing such polythiol compositions. Flotation processes ...  
WO/2017/060462A1
An electroflotation apparatus (100, 200, 300, 400, 600) for removing impurities from waste water is disclosed. The apparatus comprises an electrolytic cell (104, 401) for treating the waste water and generating a flock containing the imp...  
WO/2017/062200A1
Depressants comprising a moderately oxidized polysaccharide having about 0.05 to about 4.5 mmol of anionic charge per gram at a pH of about 6 to about 7, or about 0.2 to about 5 mmol of anionic charge per gram at a pH of about 10 to abou...  
WO/2017/055619A1
The invention relates to a method for producing, obtaining and enriching cannabinoid and to the use thereof. The invention also relates to a cannabidiol extract and to the use of an obtained cannabinoid extract in the pharmaceutical and ...  
WO/2017/046543A1
The invention relates to a flotation agent of formula (I): A corresponding to a formula chosen from: (II), (III), and (IV) in which: - the group R represents a hydrogen atom or a linear or branched, saturated or unsaturated, C1-C4 alkyl ...  
WO/2017/049259A1
A system and method for recovering metals from electronic scrap and auto shred residue (ASR) are described. Electronic scrap and ASR materials initially undergo size reduction processes. The reduced materials are thereafter separated acc...  
WO/2017/042514A1
The present invention relates to a compound of formula (I): in which: - the R1 and R2 groups, which may be identical or different, are, independently of one another, a saturated or unsaturated, linear, branched or cyclic hydrocarbon grou...  
WO/2017/035580A1
A separation system is disclosed for separating selected particles from a mixture of particles in a fluid. The system includes a froth flotation vessel (10) into which in use the mixture of particles and fluid are subjected to an upward ...  
WO/2017/034790A1
The present invention relates to a method of dewatering an aqueous mineral suspension comprising introducing into the suspension a flocculating system comprising a mixture of polyethylene glycol and polyethylene oxide polymers, in partic...  
WO/2017/030899A1
A method of forming a dry molding sand additive may include recovering a non- sand fraction from a foundry waste material and adding the non-sand fraction to a dry molding sand additive formulation to form a dry molding sand additive. Ad...  
WO/2017/025345A1
The invention relates to an relates to an improved process for the treatment of wastewater, comprising (a) contacting the wastewater with fast settling sludge originating from step (c) in an anaerobic zone, to obtain a mixture of wastewa...  
WO/2017/011642A1
Disclosed herein is an elution device comprising one or more inlets and one or more outlets and defining an interior volume comprising steel slag, wherein the elution device is mounted to a support and situated substantially above ground...  
WO/2016/191834A1
The present utility model relates to a submerged radial turbine which, when it rotates, aspirates atmospheric air through a hollow shaft which also actuates the rotor, dispersing air in the form of micro-bubbles under the water surface, ...  
WO/2016/181019A1
A flotation unit comprising at least one flotation tank (3) and other equipment configured for implementing a flotation process for a feedstock subject of flotation. The flotation unit is built with self-supporting modules (2, 7, 11, 12,...  
WO/2016/181022A1
A drive module (1) which is a self-supporting structure being transferable and hoistable as an integral entity. The drive module (1) comprises a self- supporting framework (2) having a shape of a rectangular parallelepiped. The self-supp...  
WO/2016/181021A1
A flotation plant which comprises at least one flotation tank (1), which, when in use, accommodates a mixing and/or bubble forming equipment (2) including a rotor (3) connected to a rotatable drive shaft (4). A drive module (5) is dispos...  
WO/2016/181025A1
A flotation plant comprises a tank module (1). The tank module includes a self-supporting framework (2) having an inner space (3). The tank module includes at least one flotation tank (4). The flotation tank is disposed in the inner spac...  
WO/2016/181027A1
A flotation plant which is built to a modular storeyed structure. The flotation plant has a first storey (I), the first storey being the lowest storey of the plant and comprising a pump sump module (1). The pump sump module (1) is a rigi...  
WO/2016/181020A1
A flotation tank comprising a self-supporting tank (2, 5', 5a'), the self-supporting tank (2, 5', 5a') being made of thermoplastic polymer by rotational molding, the self-supporting tank (2, 5', 5a') having a lower tank part (3) and a ta...  
WO/2016/181028A1
The invention relates to a flotation tank module and its uses, a flotation plant, a method of changing of the flotation tank module, a method of replacing the self-supporting tank in the flotation tank module and a self-supporting tank. ...  
WO/2016/181023A1
A flotation plant comprises a tank module (1) which includes a self-supporting framework (2) having an inner space (3). The tank module includes at least one flotation tank (4). The flotation tank is disposed in the inner space (3) of th...  
WO/2016/181029A1
A flotation plant built to a modular storeyed structure. A first storey (I) being the lowest storey of the plant comprises a main foundation (1). A second storey (II) above the first storey includes a tank module (2). The tank module inc...  
WO/2016/181024A1
A flotation tank (1) comprises a self-supporting tank (2). The tank (2) is made of thermoplastic polymer. The tank (2) has a lower tank part (3) and a tapered upper tank part (4) which is narrower than the lower tank part (3). The tank (...  
WO/2016/181026A1
A tank module (1) is a rigid and self-supporting unit capable of being transferable and hoistable as an integral entity. The tank module (1) comprises a self-supporting framework (2) having an inner space (3). The tank module (1) also co...  
WO/2016/147064A3
This invention relates to froth flotation, and more specifically to a froth flotation cell and an internal sand removal arrangement for the froth flotation cell. The froth flotation cell included a tank having an operatively lower zone, ...  
WO/2016/162344A1
The invention relates to a reversed froth flotation process wherein as a collector a composition comprising a. a salt of an alkyl aromatic sulfonic acid and b. a fatty acid or a salt thereof is used, and to specific collector composition...  
WO/2016/163318A1
In order to heighten the recovery of activated carbon by separation in a flotation device 32 and stably inhibit mercury from being released in a desulfurization/absorption tower 13 and from coming into gypsum to be recovered, a method is...  
WO/2016/155966A1
This invention relates to a collector composition for the direct froth flotation of nonsulfide ores comprising a) 50 - 99 wt.-% of a mixture of fatty acids and b) 1 - 50 wt.-% of an N-acyl derivative of sarcosine of the formula (I) where...  
WO/2016/147064A2
This invention relates to froth flotation, and more specifically to a froth flotation cell and an internal sand removal arrangement for the froth flotation cell. The froth flotation cell included a tank having an operatively lower zone, ...  
WO/2016/138627A1
A process for separating a hydrophobic particulate material from an aqueous slurry containing the same is provided, which comprises the steps of: (a) mixing an aqueous slurry containing a hydrophobic particulate material with an oil havi...  
WO/2016/132016A1
A flotation device (1) and a method for processing a slurry comprising coarser sized mineral particles is presented. The flotation device comprises a plurality of flotation cells (2) in fluid communication with each other, and an inlet (...  
WO/2016/128638A1
The invention relates to a method for treating an aqueous suspension of solid mineral particles arising from the extraction of ores, comprising the following steps: a soluble polymer is prepared in water, comprising: o at least one non-i...  
WO/2016/116802A1
The invention concerns a layout and a method for the processing of paper wastes, with at least two deinking circuits connected in series, having at least one preflotation in a first circuit, a disperser and a postflotation connected afte...  
WO/2016/113007A1
The invention relates to a microflotation system, comprising a flotation tank (22), which has a dispersion water supply line (44), in which an expansion valve assembly (28) is arranged, an adjusting device (46), by means of which a flow ...  
WO/2016/109254A1
Depressants comprising a polymer comprising: a) recurring units of one or more acrylamide monomers; b) recurring units of one or more monomers selected from hydroxyalkyl alkylacrylate, allyloxyalkyldiol, allyloxyethanol, trimethylolpropa...  
WO/2016/106131A1
Selective flocculants comprise a polymer comprising recurring units of one or more acrylamide monomers; recurring units of one or more monomers selected from hydroxyalkyl alkylacrylate, allyloxyalkyldiol, allyloxyethanol, trimethylolprop...  
WO/2016/100704A1
A system for concentrating particulate mixtures of hydrophobic and hydrophilic material in a fluid medium is presented. The system comprises a separation chamber comprising three or more processing compartments in series. Each processing...  
WO/2016/095009A1
The present system increases the settling rate of asphaltenes and 2 mineral solids in bitumen froth by contacting the bitumen froth feedstream fed to a 3 froth separation unit with an aggregate-enhancing stream comprising aggregate-4 enh...  

Matches 151 - 200 out of 3,515