Matches 1 - 48 out of 48
Match Document Document Title
7571815 Sieve jigger  
The aim of the invention is to provide a sieve jigger comprising a sieved-product rocker that can be pivoted upwards and downwards, whose lifting displacement and/or lifting frequency can be...
7469846 Wet-mechanical treatment of mixed waste  
The invention relates to a method and device for the wet-mechanical treatment of a substance mixture, particularly of refuse of all types, comprised of inert substances, water and of organic...
7438188 Device for use in placer mining operations and method  
An aggregate material separating device includes a frame with a shaker mechanism. A trough is disposed on the frame and coupled to the shaker mechanism by a shaker spring. A hopper is disposed at...
6938776 Method and a device for the separation of particles  
A method of separating a mixture of particles in a liquid that within chosen limits have different physical property values, wherein the particles to be separated are supplied via a feeder to a...
6866074 Sand tank  
A tank assembly for classifying and blending sand products. The tank assembly includes a receptacle adapted to retain slurry at or below an upper level. The receptacle includes a feed end having a...
6758342 Cereal grain sorting system and roll sorting machine  
A cereal grain sorting system includes a wind force sorting device, a rough sorting device and a roll sorting device. The wind force sorting device is operative for selectively sorting light weight...
6561359 Method and apparatus for removing lightweight particulates during processing of a primary material  
An apparatus and method for removing lightweight particulates during processing of a primary material. The apparatus includes a classification tank having an inlet, an outlet and a plurality of...
6264039 Method for precious metal recovery from slag  
The present invention, therefore, provides stage crushing method for recovering precious metals from slag produced by a coal burning furnace or boiler comprising: a plurality of crushing steps,...
6156083 Coal reclamation systems  
A method for recovering coal from a mixture containing fine particles of coal, the mixture including fine coal particles, water, and impurities, the method including feeding the mixture to a first...
6119866 Process and device for separation of wanted materials from product mixes which contain floating/absorbent material and metals with a ferromagnetic content  
Process and device for separation of wanted materials from product mixes which contain floating/absorbent material and metals having a ferromagnetic content, particularly from ink cartridges by...
5817230 Method for improving the pozzolanic character of fly ash  
A method for improving the pozzolanic character of fly ash includes the steps of first hydraulically classifying and then flotation separating the fly ash in order to reduce particle size...
5476177 Sluice trap  
A material classification device for separation of solid materials, having a relatively high specific gravity, from a stream of fluid and solid material. The device is particularly suited for the...
5361910 Modified mineral jig  
The present invention provides an improved design for the hindered settling bed within a mineral jig. The hindered settling bed contains relatively low density materials that can be used in...
5273162 Method and apparatus for separating material from a fluid  
A method and apparatus for separating high density materials from less dense materials suspended in a fluid within a conduit. A pump generates carrier fluid motion which is fed through the conduit....
5246116 Method and apparatus for separation and recovery of the components from foil-containing laminates  
A method for the separation and recovery of foils, in particular aluminum foils, and the other components in waste foil-containing laminates includes subjecting the waste laminates to agitation in...
5024770 Waste separating, processing and recycling system  
An apparatus and process for separating waste material requiring use of ground water for processing in a wet mill a drum separator in combination with purification and recycling, routing recycled...
4839034 Beneficiator for recovery of metal fractions from particulate gangue  
Apparatus is provided to separate heavier metal particles from lighter particles gangue in a fluidic medium by gravity and fluid flow. A vertical container provides a lower fluid input chamber that...
4529506 Method for cleaning fine coal  
A method for cleaning fine coal is provided which includes: mixing the coal with a fluid of such a specific gravity that clean coal particles would float while refuse particles would sink therein,...
4505811 Mineral processing apparatus  
Mobile mineral processing apparatus comprising at least one module having a base, frame structure and a roof. The base is mounted on skids or the like whereby the module can be moved from place to...
4219409 Inlet line deflector and equalizer means for a classifying cyclone used for washing and method of washing using deflectors and equalizers  
An inlet line deflector and equalizer means for a cyclone for washing crushed and sized coal with water wherein low density (1.6 or less) washed coal particles escape through the outlet pipe above...
4217207 Continuous method of cleaning a slurry of crushed raw coal  
A crushed raw coal washing plant using a plurality of deflector-fitted centrifugal cyclones to produce a washed and dried mixture of clean coarse and fine coal, and fine coal alone, with means to...
4203831 6/30 Coal washing plant  
Raw coal is fed into the upper end of an inclined internally scrolled barrel. Washed coal is screened after leaving the barrel, and the material passing the screen is divided into two batches, the...
4136018 Vortex separator with coaxial inlet and lightweight reject pipelines  
Method and apparatus for pulping and grading waste material in which the waste material is introduced into a cylindrical chamber having two end walls with a perforate screen in one of the end...
4128474 Process for cleaning and dewatering fine coal  
A wet mechanical process is described for cleaning, upgrading and dewatering fine coal. The process provides for forming an aqueous feed slurry of fine coal and its associated contaminant particles...
4101419 Separator for separating higher density metal values from earthen material  
A separator for separating higher density metal values such as particles of gold from a mixture of gold particles and earthen material. The separator includes an upwardly divergent hollow cone and...
4076614 Inclined, vibrated, sifter and stratifier with gates  
Heavy metal values are separated from particulate material such as, for example, river sand or gravel, by depositing the material in a vibrating, inclined chute, where the coarser elements of the...
4070274 Coarse concentrated iron ore for catalytic purposes  
An iron ore concentrate is made having at least 60% -6 to +14 mesh and no more than about 1% -20 mesh, by a process preferably employing a small counterflow sizer on a product obtained from the...
4067953 Process for upgrading ores containing baddeleyite  
Minerals, for example, zirconium minerals, are subjected to a chemical process of comminution, in particular with the aid of strong acids. These acids dissolve the carbonatic and silicious cements...
3908912 Coal beneficiating process  
A coal beneficiating process for the efficient production of high quality coal at higher yields through a concept of stage separation which requires a minimum of crushing.
3909398 Bone dropout pan  
Apparatus for separating bone fragments from meat having a slight difference in specific gravity. The apparatus includes a pan having a slowly moving flow of water and such pan includes a plurality...
3865725 METHOD FOR SEPARATING PARTICLES FROM A LIQUID  
Method for the separation of particles from a liquid in a basin with a central feed of the mixture of liquid and particles, the outflow being directed outwardly and horizontally thereby creating a...
3850814 SCRAPER CONVEYOR FOR A CENTRIFUGAL SEPARATOR  
An endless chain is equipped with a plurality of spaced flights and is situated in an annular liquid-receiving trough of a centrifugal separator. A motor-driven sprocket means drivably engages the...
3801370 SINK-FLOAT LIQUID CONTACTING OF SOLIDS  
A method and apparatus for contacting two miscible liquids with solids using the sink-float technique wherein there is obtained substantial transfer of the solids from one of the liquids to the...
3596759 PROCESS FOR RECLAIMING CONSTITUENTS OF CONCRETE  
A process for reclaiming sand and gravel from a fluid concrete mixture, comprising adding water to the mixture to form a slurry and transferring the slurry to at least one gravel screen for...
3526318 MOBILE SYSTEM FOR SEPARATING SOLIDS  
3460957 PROCESS FOR RECOVERING PIGMENTARY TITANIUM DIOXIDE FROM NONPIGMENTARY WASTE TITANIUM DIOXIDE  
3439803 METHOD OF SALVAGING IRON FROM RIVERBEDS  
3402896 PORTABLE ORE MILLING PLANT  
3392828 Separation of substances  
3351551 Method and apparatus for removing solid particles from liquids  
3323900 Process for treatment of iron oxide ores containing nickel, chromium and cobalt  
3188046 Accordion case music stand  
3087482 Method and apparatus for making reconstituted synthetic mica sheet  
3074653 Method of separating wire and its casing  
2968524 Treatment of uranium ore of the shinarump type  
2966262 Method and apparatus for separating ores  
2822922 Separator for sand and gravel  
2801003 Method and apparatus for recovering valuable minerals  
Matches 1 - 48 out of 48