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4978078 |
Apparatus for dehusking grain
A discoid element (7, 8) for a helical screw or worm arrangement comprising, on each side, identical shallow depressions (20); each depression having an open end (21) adjacent the periphery and a...
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4919722 |
Method of manufacturing a granular building material from refuse
A method of manufacturing a granular building material from refuse. Cylindrical granules, having a diameter of 8 mm and a length from 10 to 20 mm, are formed by granulation under a pressure of 600...
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4905914 |
Method of segregating metallic components and impurities
In a process of fragmenting and segregating metallic components fabricated from different aluminum alloys, a method of removing tramp impurities therefrom is provided. The method comprises the...
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4892715 |
Recovering mineral values from ores
Mineral values, particularly uranium, are recovered from ground mineral-containing ore by contacting the ground ore with an oxidizing gas and leaching with an acidic or alkaline leach solution. The...
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4878623 |
Process and device for mechanically removing the surface of lumped goods
A process and an apparatus for mechanically removing a sulphur containing layer from lumped lime, wherein the lumped lime is accelerated from a bottom member by a mechanical impulse and projected...
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4844351 |
Method for separation, recovery, and recycling of plastics from municipal solid waste
A method for treatment of mixed wastes containing various plastics, such as municipal solid wastes, in which mechanical agitation and heat distortion of plastic films cause rupture and spilling of...
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4815667 |
System and method for recovery of salvageable ferrous and non-ferrous metal components from incinerated waste materials, and a selective crusher therefor
The present invention pertains to a system and a method for recovering salvageable ferrous and non-ferrous materials from incinerated waste materials including friable, carbonaceous incineration...
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4813613 |
Process for the obtention of high purity mucilage
High purity mucilage from Plantago psyllium seeds may be obtained by grinding the integral Plantago psyllium seeds by subjecting the same to pure impact grinding action without any rubbing, with an...
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4784334 |
Method and apparatus for breaking into parts of a certain size and screening a bulk material
A method and an apparatus for breaking into parts of a certain size and screening a bulk material, in which the bulk material is fed onto a flat grid (49) made to vibrate, the type and intensity of...
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4755278 |
Process for fractionating solid asphalts
This process for fractionating solid asphalts is operable under low temperature and pressure conditions. The process consists of treating a suspension of asphalt powder in a surfactant-containing...
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4728043 |
Mechanical sorting system for crude silicon carbide
A process for purifying crude silicon carbide lumps from an Acheson furnace comprising agitating the lumps in a drum having a cylindrical wall, its axis substantially horizontal and having openings...
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4700898 |
Concentration of silicon carbide
According to the invention, after having previously crushed and ground a starting material containing silicon carbide, the latter is treated by separation in a dense medium, such as one comprising...
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4687600 |
Process for the separation of coated nuclear fuel particles from a graphitic matrix and installation for implementing the process
A treating process for the separation of coated nuclear fuel particles from a graphitic matrix in which the nuclear fuel particles are embedded, which is employed in an installation for the...
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4681267 |
Method of regenerating old casting sand
A method of regenerating old casting sand consists of the steps of introducing essentially dry, used casting sand into a single container, then simultaneously subjecting the sand to rapid heating...
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4641788 |
Method of simultaneously grinding coal and dolomite
Apparatus for simultaneously grinding coal and dolomite to a size suitable for fluid bed combustors in which the grinding mill is modified to allow for the formation in the mill of a bed of the...
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4637558 |
Vibratory decoring apparatus for castings
The decoring apparatus (1) consists of a portal-shaped support frame (2), at each of the vertical posts (4) and supports (5) on which a bracket (7) is provided. From each of these, via a swinging...
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4630778 |
Separation of mixtures of bituminous coal and lower rank coal by selective chemical comminution
Method for separating a mixture of bituminous coal and a lower rank coal such as subbituminous, lignite, and mixtures thereof, comprising contacting the coal mixture with an effective amount of an...
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4625921 |
Comminuting
A comminuting apparatus operating on a dual mass system is designed to be compact and efficient. The apparatus comprises a frame (1, 2, 3; 31; 40) mounted on first springs (8) on a substrate (7). A...
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4624416 |
Procedure for classifying a crystal mixture or concentrating rocks or mixed crystals in particle form
A process for classifying a crystal mixture or for concentrating rocks or mixed crystals in particle form by capturing the particles in a gas flow for the purpose of separating particles of...
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4592511 |
Method of segregating metallic components and removing fines therefrom
In a process of fragmenting and segregating shredded metallic components fabricated from different aluminum alloys in which a fragmented component is provided, a method of removing fines for...
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4575011 |
Reducing ash content of lignite
Mine-run lignite having an unsalably high content of ash-producing clay is treated selectively to shatter the more friable portions; the effluent from the shattering operation is classified by...
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4572439 |
Attrition resistant particles and preparation of same
Particulate materials such as catalyst or catalyst substrate are slurried and exposed to ultrasonic energy in a rapid attrition treatment.
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4504506 |
Method for chopping olives
A method for chopping olives comprises feeding olives into an abrading zone in a pulper having at least one rotatable brush which clears a screen extending around the periphery of the abrading...
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4500040 |
Method and apparatus for separating the components of cellulose sanitary articles
Sanitary articles formed of cellulose flock and non-flock carriers or covers are shredded by rotating entrainers, which are arranged in an enclosed housing. The cellulose flock thus separated is...
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4491277 |
Method and apparatus for reclaiming foundry sand
A method and apparatus for reclaiming foundry sand from contaminated foundry sand wherein ferromagnetic contaminants are first removed in a magnetic separating zone, and the remaining contaminated...
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4491473 |
Method of operating metallic scrap treating furnace to fragment and segregate metallic components therein
A rotatable furnace for treatment of metallic scrap is fed metallic scrap comprising at least two metallic components having different incipient melting temperatures. The furnace is heated to a...
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4468847 |
Method of segregating metallic components
A method of detaching and segregating metallic components secured to metallic articles is disclosed. The segregation is made in accordance with the alloy composition of the components. The method...
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4441657 |
Decreasing static charge of a particulate solid product which causes product to plug metal line used for pneumatic fluidized solid conveyance
Tendency of smooth particles of a size to pneumatically fluidizing from plugging metal transfer conduits is overcome by changing the geometry a portion, at least 10 weight percent of the particles...
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4406411 |
Reclamation and rejuvenation of plastic and metal from metallized plastic
Metallized plastic such as chrome plated plastic is processed to separate metal from plastic and especially to recover reusable, essentially metal-free plastic. Metallized plastic is comminuted, as...
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4398673 |
Method of classifying and comminuting a gypsum ore or the like
A method is disclosed for separating a relatively soft component from a relatively hard component of mineral ore and then comminuting the softer component. The separation is performed by impact...
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4364740 |
Method for removing undesired components from coal
A process is disclosed for treating a fluid-permeable hydrocarbonaceous solid, such as coal, containing an admixture of hydrocarbonaceous components and mineral and sulfur components, to separate...
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4362276 |
Process and apparatus for recovering metal and plastic from insulated wire
Method and apparatus for recovering metal and plastic from plastic insulated wire. Plastic insulated wire is first chopped or otherwise comminuted to reduce the wire size. The bare metal, typically...
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4362558 |
Process of upgrading nickeliferous oxide ores of lateritic origin
A process of upgrading garnieritic ores, oxidized nickelifer ores of lateritic origin which includes subjecting the ore to controlled attrition and classifying particles so formed according to...
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RE31028 |
Method for processing dross
The invention relates to the recovering of free metal entrained in dross or skimmings obtained from melts of aluminum and aluminum based alloys wherein the dross zhas been partially prepared by...
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4337900 |
Method of recovery of aluminum from waste material
Apparatus operable to process waste material from the usual relevant sources by breaking down such material into components so that as much of the substantially uncontaminated aluminum may be...
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4332353 |
Procedure for mechanically raising the wood content in wood chips
Procedure for mechanically raising the wood content of wood chips (1), or for mechanically purifying the wood chips of bark and greenstuff matter and of other fines such as sand, by separation...
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4330090 |
Method for wrought and cast aluminum separation
A method of separating wrought and cast aluminum from a scrap mixture containing the two is disclosed. In this method, the scrap mixture is first heated to a temperature above the solidus...
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4319394 |
Metal recovery apparatus
Apparatus for recovering metal from an insulated wire includes a feeding assembly leading to a cutting assembly. The cutting assembly forces the cut wire into a hammer assembly where the cut wire...
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4314674 |
Process for separating the paper from the plastic existing in the urban solid waste
A process for separating an urban waste mixture of paper and plastic film into its primary components comprising partially triturating the mixture to reduce the paper components to a small particle...
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4293632 |
Attrition process for alteration of toner particles containing conductive materials
Described is a process for the treatment of certain toner materials, useful in electrophotographic development, which process in one embodiment involves subjecting an electrically conductive toner...
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4251034 |
System for reclaiming plastic from metal plated plastic scrap
Chrome plated plastic scrap is chopped into small pieces and then, while subjected to sub-zero temperatures, is centrifugally impacted thereby producing a mixture of particles of chrome and...
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4248836 |
Recovery of nuclear fuel material
Irradiated nuclear fuel is separated from the protective metal sheath in which it is enclosed by treating the sheath with an embrittling agent which effects embrittlement of the sheath, breaking up...
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4200486 |
Method of and apparatus for reclaiming metals and plastics from scrap paper
Components of pulped scrap material containing paper, metal and plastic materials are separated by subjecting the pulped material to sorting in cyclone separators, the discharge from the top part...
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4199109 |
Method for recovering different plastic materials from laminated articles
A method for recovering plastics which is easy in working and effective in separation of materials. The method comprises the steps of: heating multilayer plastic articles, immediately crushing the...
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4153206 |
Crushing process for recyclable plastic containers
A recyclable blow molded, injection blow molded or injection molded plastic container having laminated walls that include a frangible load-bearing lamina and a non-frangible fluid-barrier lamina...
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4124168 |
Paper sorting method
Disclosed are method and apparatus for applying forces to a waste paper mixture programmed to procure progressive fragmentation of the respective components of the mixture; the method including the...
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4073644 |
Salt cake processing method and apparatus
A method of recovering aluminum metal values and salt cake and recycling or reusing the same in an aluminum refining method is disclosed.
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4044955 |
Recovery of aluminum from aluminum-glass cloth residues
A method is described for reclaiming aluminum from aluminum-glass cloth residues in which the glass cloth fibers are coated with aluminum, the glass cloths having been used for the filtering of...
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4039625 |
Beneficiation of olivine foundry sand by differential attrition grinding
A high quality olivine foundry sand is produced from olivine-containing rock by wet differential attrition grinding followed by a size separation to remove finely-divided gangue materials. The...
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4030670 |
Garbage recycling apparatus
Structure is provided for successively decompacting waste, such as garbage and trash, at a metered rate, weighing the decompacted waste at a metered rate and separating the heavier portions of the...
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