Matches 1 - 50 out of 50


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8881910 Sorting system and method  
A system for sorting has an inlet end, a first separation section disposed downstream of the inlet end and including a fluidizing section and a hood disposed above the fluidizing section, a...
8827081 Gravity separator  
An apparatus, method, and system are provided for separating material. In some embodiments the separator may include a deck. The deck may accept the material to be separated at a feed end and may...
8800776 Multi-deck air jigging machine  
An air jigging machine for dry processing of raw materials, an air supply conduit for supplying working air to an air funnel, and having a pulsing valve. At least two jigging-material carriers for...
7422114 Vibratory material separator having an adjustable air knife and a separation tube  
A vibratory material separating apparatus has at least two plateau conveying surfaces interrupted by a drop out opening. A composite mixture is conveyed by a vibrating action beyond the first...
6398035 Maximizer for gravity separators  
A gravity separator with improved efficiency comprising a gravity table with pins at the feed area and a flow channeler. The pins create space in the bed of material to be separated which...
5301811 Apparatus for the separation of grain material and the sorting out of heavy inclusions from grain material  
An apparatus for separating grain material and for sorting out heavy inclusions from a product flow, particularly stones from gain material, in which the product flow is fed to an inclined...
5263589 Method of recovering tobacco from stemmery discard  
A stemmery discard of tobacco and soil particles is fed to an air/centrifugal separator in which a fraction of smaller tobacco particles is recovered with a low amount of soil. The residue from...
5183161 Process and apparatus for separating grain mixture  
Process and apparatus for separating grain mixture, e.g. for separating heavy inclusions, such as stones (28), from grain product, in which the product is guided via an inclined oscillating...
5148921 Pneumatic separation of particulate material  
The invention relates to apparatus for the pneumatic separation of particulate material particularly but not solely for the separation of objectionable material such as stem from cut lamina or cut...
5087351 Fluidized bed peanut sorter  
A modified fluidized bed separates materials differing in weight by as little as one percent. A fluidized bed is formed by directing air through vanes on an underside of a screen. Products, such...
5024334 Method and means for gravity table automation  
A system for gravity table separation including a gravity table for separating materials and a detector operatively associated with the gravity table for detecting the movement of control...
5006226 Fluidized, dry bed, ore concentrator  
A fluidized, dry bed, ore concentrator in which a uniform air stream is utilized to fluidize ore particles within a region defined in part by two, moving, riffled surfaces. The particles are...
4971684 Compact machine and process for preparation prior to dry-grinding of grain type foodstuffs and feedstuffs  
A size grading unit and a gravity grading unit in a grinding preparation installation form an oscillating unit and are arranged one above the other so that a V-shaped space exists between them....
4793918 Gravity separator  
A gravity separator for separating particulate material deposited onto a perforate separator deck is disclosed. The rate of separation is controlled by varying end raise and side tilt adjustments....
4741443 Fluidized bed for continuous separation of two mixed solid phases  
In a fluidized bed apparatus for separation of two mixed solid phases of which one is formed by a fluidizable powdery material and the other is formed by a material which is not fluidizable under...
4720473 Production of improved catalyst-type particles using length and density grading  
A spent hydrotreating catalyst having carbonaceous and metallic deposits comprising generally cylindrical, free flowing particles of regular geometric shape having substantially the same diameter...
4671867 Method and means for treating foundry sands and the like  
The subject matter of the invention mainly relates to the technical areas of foundry, manufacture of parts by casting metal in moulds.The process consists in that after moulding the parts and...
4543733 Fluidity of a continuous transverse flow magnetically stabilized fluidized bed  
In a magnetically stabilized fluidized bed in which the bed particles continuously move transverse to the flow of the fluidizing fluid, the bed particles have increased fluidity when the bed is...
4466542 Separating contrivance for cereals  
A separating contrivance for separating cereals and similar grain product into at least three grain fractions and heavier impurities comprises two air-penetrable fluidized bed tables (2, 3)...
4318806 Automatic control apparatus for a grain separator  
An automatic control apparatus of a grain separator for precisely separating a mixture of soil particles and grain having different hue and specific gravity, wherein the grain separator includes a...
4282091 Peanut separator  
This application discloses a separator for separating granular materials according to specific weight including an air permeable reciprocatory deck for supporting a bed of the granular material...
4194971 Method of sorting fluidized particulate material and apparatus therefor  
Fluidized particulate material in an elongated fluidizing bed is separated by means of paddles, on an endless chain running around sprockets, urging at least an upper portion of the fluidized bed...
4155313 Utilization of solid material containing combustible matter  
Solid particles comprising combustible matter (e.g. coal) associated with or contaminated by inert matter (e.g. ash, rock) is segregated in a segregation zone into low density/small size and high...
4149967 Shaking table sorter operating by specific gravity  
A so-called stone picker is provided with an inclined perforated sorting plate upon which the separating operation of stones and the like from grain is effectively made under the reciprocative...
4146466 Apparatus for use in producing a fluidized bed of granular material  
A fluidizing tank for granular refractory material has a porous bottom wall that is displaceable downwardly from a bottom edge of the tank in order to define a gap through which contaminating...
RE29625 Process and apparatus for separating sand from botanical materials  
Apparatus is provided for the separation of sand and botanical materials, particularly tobacco, the apparatus including a fluidized bed and a porous support for the mixture of sand and botanical...
3892044 Method and apparatus for cooling  
Cooling of mixed fine- and coarse-granular material, such as cement clinker, by classifying the material in an upper, mechanically-agitated cooling zone and collecting the fines in a lower,...
3888352 Gravity separator  
A high capacity gravity separator for separating particulate material into different weight ranges. The separator includes a vibrating, gently-sloping triangular deck having a front edge from...
3863766 METHOD AND APPARATUS FOR SORTING AND SEPARATING GRANULAR MIXTURE  
A minority of grains, having a low suspension velocity, and a majority of grains, having a higher suspension velocity, are sorted and separated from mixtures of granular material under the...
3862688 PNEUMATIC FRACTIONATING APPARATUS  
Apparatus for fractionating particulate material has an upright shaft whose bottom end is bounded by an oblique, perforated end wall. An opening in the shaft spacedly above the lower edge of the...
3852168 STRATIFIER WITH A PNEUMATIC PRODUCT RECIRCULATION  
A method and apparatus for pneumatically stratifying granular materials wherein a pneumatic means is provided for recycling a middlings product to the feed. The middlings are raised pneumatically...
3844414 ROTATING STRATIFIER  
An apparatus for separating a mixture of particulate materials of different densities comprising means for causing the mixture of material to flow in a circular path and means for generating a...
3842978 PROCESS AND APPARATUS FOR SEPARATING SAND FROM BOTANICAL MATERIALS  
Apparatus is provided for the separation of sand and botanical materials, particularly tobacco, the apparatus including a fluidized bed and a porous support for the mixture of sand and botanical...
3734289 APPARATUS FOR SEPARATING PRODUCTS  
Apparatus for separating light from heavier products lying on a shaking table wherein a vacuum pressure is applied to draw off the light products, the table including an air shelf disposed beneath...
3693794 METHOD AND APPARATUS FOR SEPARATING GRANULAR GOODS  
In a method of separating granular goods of different specific gravity, by separating the goods, by a forced air flow therethrough while the goods are on a goods support subjected to a vibration,...
3530987 AIR FLOTATION SEPARATOR  
3506119 METHOD AND APPARATUS FOR CLASSIFYING BY GRAVITY A GRANULAR MATERIAL MIXTURE  
3486620 DRY ORE-CONCENTRATING TABLE  
3464553 APPARATUS AND PROCESS FOR SEPARATING MATERIALS OF DIFFERENT SPECIFIC GRAVITIES  
3444996 DRY SEPARATION OF MIXTURES OF SOLID MATERIALS  
3439805 GRAVITY SEPARATION OF PARTICULATE MATERIAL  
3437202 FLOW CHANNEL FOR ZIGZAG CLASSIFIERS  
3406824 Stone and heavy grain discharge outlet for gravity separators  
3367501 Dry-cleaning of large or small coal or other particulate materials containing components of different specific gravities  
3367502 Material-suspending air current differential density segregating apparatus  
3291301 Classifying apparatus and process  
3080056 Dry concentrator  
3040892 Specific gravity separator  
2999596 Method and apparatus for the segregation of particulate material  
2798607 Dry concentrating apparatus  

Matches 1 - 50 out of 50