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Matches 451 - 500 out of 3,495

Document Document Title
WO/2011/085445A1
New collectors and methods of using the new collectors in froth flotation processes for the recovery of metals and metal oxides from raw materials. The new collectors are acidic compounds being polycarboxylic acids or salts thereof or ph...  
WO/2011/083136A1
A flotation process for recovering feldspar from a feldspar containing feed material, comprising the following steps: (1 ) forming an aqueous suspension of a feldspar containing feed material, in the absence of hydrofluoric acid, wherein...  
WO/2011/069314A1
An air distributor for flotation machine has a cylindrical structure whose upper edge is provided with a flange. The side wall of the cylindrical air distributor comprises several holes which are in circular, oval or semicircular shape. ...  
WO/2011/069315A1
A flotator impeller includes an annular disk-shaped skeleton tray (2) and double-obconical blades (3). The skeleton tray (2) dents upwards so as to form a saddle-shaped cutting plane. The annular surface of the tray is provided with rect...  
WO/2011/067680A3
Embodiments of the present invention are directed to flotation of sulfidic materials following aerating by an oxidizing gas and contacting by a sulfoxy reagent.  
WO/2011/066705A1
A stator of direct-suspension type flotation machine includes a steel plate ring (1) and several blades (2) which are arranged on the steel plate ring (1). Several holes are equally arranged in the steel plate ring (1) along circumferent...  
WO/2011/063463A1
Cutting wash apparatus includes a wash tank (11) having side walls (15) converging to an inclined lower floor (16) and containing an air agitated wash solution including a surfactant. A cyclone separator (27) receives an oil-based mud an...  
WO/2011/042494A1
A dissolved gas flotation pressure reduction nozzle (60) comprises : an integrally moulded plastics component (61) comprising a discharge spout (62), an impingement plate (64) and one or more fins (66) extending from the impingement plat...  
WO/2011/039190A1
The invention relates to a device for dispersing a suspension with at least one gas, comprising a dispersion nozzle, which, viewed in the flow direction of the suspension, successively comprises - a suspension nozzle tapering in the flow...  
WO/2011/038452A1
A liquid treatment system using gas flotation to separate suspended matter from liquid influent, including a flotation tank into which the liquid influent is fed through an inlet, an outlet conduit through which treated effluent is fed f...  
WO/2011/026197A1
The present invention relates to an apparatus and method for the treatment of water and, in particular, an apparatus and method which may be applied to fluids such as grey water to be treated prior to discharge. The invention is intended...  
WO/2011/028738A2
The method relates to particle separation from a feed stream. The feed stream is injected directly into the froth zone of a vertical flotation column in the presence of a counter-current reflux stream. A froth breaker generates a reflux ...  
WO/2011/028131A1
This invention relates to a device and method for regenerating mono ethylene glycol (MEG) after use as hydrate inhibiting agent in production lines of gas- and oil fields, where the method comprises subjecting the process fluid from the ...  
WO/2011/028738A3
The method relates to particle separation from a feed stream. The feed stream is injected directly into the froth zone of a vertical flotation column in the presence of a counter-current reflux stream. A froth breaker generates a reflux ...  
WO/2011/023851A1
A method and apparatus for the purification of wastewater. The hydrostatic pressure of wastewater present in a tank (14) is used for passing wastewater across an electrolytic cell submerged in the tank. The cell element equipped with an ...  
WO/2011/018941A1
Disclosed is a deinking device which is provided with a bubble generator (47) that generates air bubbles (48) from a lower part of a treatment tank (46). The bubble generator (47) comprises a porous object disposed in the lower part of t...  
WO/2011/020035A3
The present teachings provide, in part, methods of separating two-dimensional nanomaterials by atomic layer thickness. In certain embodiments, the present teachings provide methods of generating graphene nanomaterials having a controlled...  
WO/2011/020035A2
The present teachings provide, in part, methods of separating two-dimensional nanomaterials by atomic layer thickness. In certain embodiments, the present teachings provide methods of generating graphene nanomaterials having a controlled...  
WO/2011/018556A1
A method and apparatus for the purification of hydrogen sulfide-containing aqueous solutions. The aqueous solution to be purified is passed across at least two electrolytic cell elements (2, 3, 4), at least one of such cell elements empl...  
WO/2011/007837A1
A liquid to be treated having particles of an object to be treated dispersed therein is accommodated in a treatment tank (10) provided with a bottom section (10g) which narrows in the downward direction. The liquid to be treated is remov...  
WO/2010/149401A1
The invention relates to a pneumatic flotation machine (100), comprising a housing (1) with a flotation chamber (3), at least one nozzle arrangement (4) for feeding gas and a suspension into the flotation chamber as well as at least one ...  
WO/2010/146596A1
A process for producing high grade blast furnace feed from poor grade iron ore ultra fines consists of processing ultra fines by selective dispersion to separate gangue materials from settled material iron and processing settled material...  
WO/2010/142844A1
In a froth flotation method and apparatus an upwardly open circular trough (4) having outlets (5) on the outer periphery of the trough is arranged horizontally above the froth phase (F) so that the trough is coaxial with the flotation ve...  
WO/2010/135760A1
A method of separating mixed particles in a flotation cell (1) uses a fluidization zone (22) within the cell where particles are fluidized in a quiescent zone by liquid moving upwardly through the fluidization zone (22). The fluidizing l...  
WO/2010/109191A1
The invention relates to a method for increasing the concentration of platinum group metals in urban waste material. The method comprises obtaining particles of urban waste material; screening the particles of urban waste material by siz...  
WO/2010/097165A1
The invention relates to a method for separating insoluble components from sylvinite, wherein the sylvinite is suspended in a saturated salt brine, a coagulating agent is added to the suspension, and a foaming agent is then added to the ...  
WO/2010/097166A1
The invention relates to a method for separating insoluble components of sylvinite, in that the sylvinite is suspended in saturated salt solution, a coagulating agent is added to the suspension, and a foaming agent comprising a hydrocarb...  
WO/2010/079262A1
A flange joint (60) for connecting two objects in a fluid connection so that fluid can flow between the objects. The flange joint (60) has a gasket (65), and the gasket (65) is installed in the flange joint (60). The flange joint (60) ha...  
WO/2010/078274A3
The present disclosure generally relates to methods for recovering silicon from saw kerf, or an exhausted abrasive slurry, resulting from the cutting of a silicon ingot, such as a single crystal or polycrystalline silicon ingot. More par...  
WO/2010/078274A2
The present disclosure generally relates to methods for recovering silicon from saw kerf, or an exhausted abrasive slurry, resulting from the cutting of a silicon ingot, such as a single crystal or polycrystalline silicon ingot. More par...  
WO/2010/069670A3
The invention relates to a method for removing solids from an aqueous fiber suspension (S) by means of gas bubbles (4), in particular from a waste paper suspension, wherein gas (6) is introduced into the fibre suspension (S) in at least ...  
WO/2010/069119A1
A sorting method of residue silicon material mixed with foreign substance is characterized in that: the residue silicon material mixed with foreign substance is put into a carbonate solution; the gas generated by the reaction of the carb...  
WO/2010/060477A1
The invention relates to a flotation process for removal of slimes from potash ores which includes a step in said process wherein a collector is used which is a mixture of ethoxylated fatty amines having the formulae (I) wherein R1 and R...  
WO/2010/052110A1
The invention relates to a mixing device (5) of a flotation device for removing impurities from an aqueous fibrous material suspension (1) in a flotation tank (2) using gas bubbles, wherein at least one stream of the fibrous material sus...  
WO/2010/052016A3
The invention relates to a method and to an installation for separating individual valuable materials from mixed, in particular milled, plastic waste, comprising film parts, laminated film parts and hard plastic parts, plus optionally im...  
WO/2010/051895A1
The invention relates to the use of a composition of A) at least one quaternary ammonia compound comprising at least one organic radical bonded to the ammonia nitrogen atom and optionally comprising heteroatoms and having 1 to 36 carbon ...  
WO/2010/050462A1
A method for obtaining a low-arsenic-content refined copper ore is provided in which an arsenic mineral is separated from a copper-containing substance containing arsenic, such as a copper ore or refined copper ore. The method comprises ...  
WO/2010/043763A1
The invention relates to a method and apparatus for mixing gas into slurry during flotation and for guiding the slurry dispersion upwards in the reactor in a controlled manner. The method utilises the combined effect of a powerful mixer ...  
WO/2010/026289A1
A froth flotation method and apparatus for extracting a valuable substance from a slurry comprising a mix- ture of solid phase, liquid phase and said substance. A gas dispersing mechanism (4) feeds gas into the slurry (1) in a flotation ...  
WO/2010/020994A1
An improved frothing agent adaptable to froth flotation process to enhance coal selectivity for separation and efficiency of the forth flotation process comprises :- A blended mixture of Ketone (2,6 Dimethl-4-Heptanone) - 85-89% (Wr%) Es...  
WO/2010/019063A1
The process for extraction of molybdenum from the collective concentrate Cu-Mo, according to the invention, enables an economic production of molybdenum form a copper ore which has, on the average, 25-30% lower copper concentration and 5...  
WO/2010/019064A1
According to the invention, the procedure and the device for extraction of platinum metals and their concentration from copper ores relates to extraction of solid materials through a subsequent concentrate treatment using flotation, and ...  
WO/2010/019062A1
According to this invention, a process for obtaining zinc, lead, gold and silver concentrate from a complex low - concentration ore. The process consists of several stages: three - staged basic grinding and two - staged classification, c...  
WO/2010/016907A2
The present teachings provide methods for sorting nanotubes according to their wall number, and optionally further in terms of their diameter, electronic type, and/or chirality. Also provided are highly enriched nanotube populations prov...  
WO/2010/015012A1
The invention relates to a method for separating at least one, particularly metal, constituent from a mixture of valuable substances or materials in a separating container (2) having a liquid separating medium (3), which optionally may b...  
WO/2010/016907A3
The present teachings provide methods for sorting nanotubes particularly DWCNTs, according to their wall number, and optionally further in terms of their diameter, electronic type, and/or chirality by density gradient centrifugation. Als...  
WO/2010/011552A8
Methods of enhancing recovery of value sulfide or precious minerals from an ore containing Mg-silicate, slime forming minerals, and/or clay by crushing the ore, grinding the ore, and subjecting the ground ore to a flotation process, in c...  
WO/2010/011552A2
Methods of enhancing recovery of value sulfide or precious minerals from an ore containing Mg-silicate, slime forming minerals, and/or clay by crushing the ore, grinding the ore, and subjecting the ground ore to a flotation process, in c...  
WO/2010/011552A3
Methods of enhancing recovery of value sulfide or precious minerals from an ore containing Mg-silicate, slime forming minerals, and/or clay by crushing the ore, grinding the ore, and subjecting the ground ore to a flotation process, in c...  
WO/2010/004942A1
Provided is a method for removing unburned carbon that, by adjusting the amount of a collecting agent added according to unburned carbon content in fly ash, not only prevents oversupply of said collecting agent but also maintains the sep...  

Matches 451 - 500 out of 3,495