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4606660 |
Printer kit for letter sorting machines
A printer system is configured as a kit for retrofitting the input consoles of existing letter sorting machines of the type used by the U.S. Postal Service. Such machines require that an operator,...
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4601394 |
Zip code sorter for article labeling system
A zip code sorter for an article labeling and stacking system of the type having a labeling head for applying address labels to articles and a stacker for stacking the addressed articles, the...
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4597495 |
Livestock identification system
An apparatus for identification of animals passing through a packing plant including an elevated track extending through the packing plant for guiding carcasses through various processes and...
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4596497 |
Powder disperser
A powder disperser comprises a nozzle having a narrow discharge port for discharging a powder. A high speed air flow discharge port forms a narrow air port encompassing the outer circumference of...
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4595350 |
Process and apparatus for preparing sulfur having uniform particle size distribution
A process and apparatus for preparing a porous, particulate sulfur by combining a coherent molten sulfur stream with a coherent water stream to provide an aqueous slurry of a porous, particulate...
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4593859 |
Preparation of deashed high solid concentration coal-water slurry
This process, which comprises subjecting coal to gravity classification to classify into a low ash coal, a middle ash coal and a high ash coal; deashing the middle ash coal by flotation; and using...
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4591431 |
Process for separating porous materials from less porous materials
A process for separating porous components from non-porous components of a mixture of granular materials comprising the steps of: (a) contacting the mixture of the porous and non-porous...
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4590654 |
Method for controlling automotive vehicle assembly and a system performing the method
A method and system for controlling assembly of various models, types and specifications of assemblies, such as vehicle bodies, are effective for indentifying components to be assembled to a base...
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4588559 |
Lime slaking system including a cyclone and classifier for separating calcium hydroxide and grit particles from a slurry thereof
A lime slaking system for hydration of lime and removal of unwanted grit, particularly for formation of reactive slaked lime to be used in SO 2 scrubbing of effluent gases, comprising a series of...
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4586975 |
Method of and apparatus for facilitating the automatic processing of checks
A length of material (10) is provided with an indented zone (18) which receives an adhesive layer (24). The outer surface (26) of the adhesive layer (24) is coplanar with the outer surface (12) of...
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4585547 |
Method and apparatus for cleaning coal
The present invention is directed to a method and apparatus for separating coal from impurities, which comprises a first and second tank including drag conveyor means and agitation means for the...
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4582200 |
Device for measuring the offset between the faceplate panel and funnel of a kinescope
A device for measuring the offset between the funnel and panel of a kinescope includes a pivotable member which engages the reference pads on the funnel. The pivotable member is mounted on a...
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4578184 |
Process for non-destructive separation of mixtures containing plastics scrap
Sink/float separation of finely divided mixtures of scrap plastics and non-plastics materials, such as metal and glass, by addition of a liquid halogenated hydrocarbon being substantially...
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4575418 |
Coal cleaning and the removal of ash from coal
There is disclosed the process for the separation of the clay particles (ash) from coal particles by the use of two immiscible liquids followed by the separation and removal of the liquids from the...
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4572735 |
Process for sorting metal particles
In the proposed process of sorting metal particles in dependence on their chemical composition the melting point and/or the melting temperature range are used to identify the particles. A radiation...
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4565326 |
Method and apparatus for removing veneer from reworked medicine tablets
The invention is a method and apparatus for removing veneer coating shards from granular, medicinal formulations which are being reworked. The formulation is ground up, sifted to remove the smaller...
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4561970 |
Process for the froth flotation of complex metal compounds
The invention relates to a process for the froth flotation of complex ores. In accordance with this invention, froth flotation is carried out by using a collector and froth flotation conditions for...
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4560390 |
Method of beneficiating coal
A process for reducing the sulfur and ash content of coal is provided. The process involves cleaning the coal of debris and pulverizing it. The pulverized coal is contacted with a reagent selected...
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4559204 |
Treatment of phosphate ore used in preparing phosphate matrix slurries
There is disclosed a method of producing water-based phosphate matrix slurries wherein the as-mined phosphate matrix is dried prior to the formation of the slurry. Drying the matrix decreases the...
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4557825 |
Bag breaking and screening device, especially for blast cleaning systems
An upwardly pyramidal frame, formed of angularly spaced legs converging to a point, is mountable on a holder that extends about a fill opening of the pressure tank of a blast cleaning system. The...
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4557718 |
Agent for the separation of dissolved and/or undissolved materials of different buoyancy densities or densities by means of solutions of true metatungstates
The separation of dissolved and/or undissolved materials having different densities or different buoyancy densities can be effected with the aid of agents comprising solutions of true...
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4554066 |
Density classification of particulate materials by elutriation methods and apparatus
This specification relates to a counter-flow sedimentation separator which is designed to separate mixed aggregate materials on either side of a preset cutoff density and to a method of separating...
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4551240 |
Apparatus for classifying particulate material with air currents
An apparatus for classifying particulate material with air currents wherein the particulate material containing various kinds of particles of different sizes is conveyed with air currents and the...
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4549659 |
Particle sorting apparatus utilizing controllable corona discharge needle
Selection means is provided for particles following a free flight trajectory path, those particles having a preselected characteristic, such as fluorescence under x-ray bombardment, being detected...
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4538733 |
Particle sorter with neutralized collection wells and method of using same
An apparatus for sorting particles comprises a nozzle or the like for forming discrete droplets of particles from a flowing liquid stream containing those particles. A detector is provided for...
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4537599 |
Process for removing sulfur and ash from coal
A process is disclosed for removing sulfur and ash, particularly clay and pyrite from coal particles having a mesh size of 30 or less. A slurry of coal particles is agitated in an ultrasonic mixer...
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4535892 |
Modularized ticket handling system for use in automatic ticket preparation system
A ticket handling system for use in a ticket preparation system that includes a signal processor for providing print signals to indicate information to be printed on the tickets and write signals...
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4529133 |
Process for crushing and sizing soft limerock
A process which comprises passing soft limerock through a primary crusher, adding water to the crushed rock, passing the crushed rock and water through a series of screens with successively smaller...
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4526679 |
Removal of low melting particles from unground coal liquefaction residue
A mixture of low melting particles and high melting particles is heated to a temperature above the melting point of the low melting particles and below the melting point of the high melting...
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4523990 |
Particulate classifying apparatus
Apparatus for classifying carrier gas borne particulates including a chamber having a classifying rotor suspended therewithin fed by a jet pump induced transport path of carrier gas in the...
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4522628 |
Method for removing ash mineral matter of coal with liquid carbon dioxide and water
A method for removing the ash mineral matter content of coal and transporting the ash free coal from the point of ash removal to a coal use point comprising grinding run-of-mine coal to a desired...
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4515274 |
Particle analyzing and sorting apparatus
Disclosed is a flow-through, particle analyzer and sorter apparatus for simultaneous optical and electrical impedance measurements on a stream of particles, comprising a flow cell having a pair of...
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4512879 |
Process for producing a metalliferous concentrate from a particulate feed material
A concentrate containing precious metals is produced from a particulate feed material containing particles of various sizes by a size fractionation step, a gravity separation step performed on each...
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4510048 |
Process for improving probertite concentration in probertite containing ore
A process for recovering a probertite concentrate from ore in which the major borate mineral is probertite which comprises crushing the ore, desliming at 14 to 20 microns and floating the deslimed...
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4510049 |
Process for recovery of colemanite and probertite from mixed low grade ore
A method of producing concentrates of colemanite and probertite from mixed low grade ore which involves desliming at different particle sizes for colemanite and probertite recovery.
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4506835 |
Oil shale beneficiation
There is provided a process for the beneficiation of oil shale comprising comminuting oil shale to a maximum particle size that maximizes the separation efficiency index of a physical separation...
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4507197 |
Apparatus and method for producing shot-free mineral wool
An apparatus and dry method for de-shotting shot-containing mineral wool fibers wherein the fibers are treated in a granulator to compact them into entangled nodules, and the nodules are passed...
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RE31817 |
Raisin separating device
A batch of raisins in which moldy raisins are mixed with sound ones is immersed in a hot water bath, causing the moldy raisins to assume a mushy and sticky texture while leaving the texture of the...
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4492627 |
Recovery of phosphorus from waste ponds
Process for recovery of elemental phosphorus from waste ponds by dredging the waste pond to obtain an aqueous phosphorus slurry, separating particles larger than 2 mm from the slurry, treating the...
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4479581 |
Apparatus and method for processing bagged refuse
A raw refuse processing apparatus disk screen separating bed has a series of interdigitated rotatable disk assemblies and is adapted to receive raw refuse at one end, including bagged refuse, and...
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4462495 |
Process and apparatus for the separation of particles into three fractions of similar compositions
A process is disclosed for the separation of a mixture of particles containing differing concentrations of a selected component into three fractions of similar concentration of the selected...
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4459206 |
Separation of non-ferromagnetic metals from fragmented material
A system for sorting non-ferromagnetic metals from a mixture of material containing such metals and rubber and plastics material including a conveyor belt system and an associated linear induction...
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4451791 |
Method and apparatus for electrically testing elements of multi-cell batteries
A method and apparatus for electrically testing individual elements of multi-cell batteries comprises sequentially locating batteries at a test location whereat they are engaged by test probes...
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4450070 |
Imidazoline conditioner for the flotation of oxidized coal
Froth flotation of oxidized coal in the presence of certain imidazoline or imidazolinium salts improves both the selectivity and recovery attained. Imidazolines found particularly efficacious are...
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4448678 |
Apparatus and method for beneficiation of lignite
In an apparatus and its method of use in which lignite is moved upwardly in an inclined trough by a screw conveyer-agitator and fractured and washed while being so moved and when washed being...
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4444317 |
Observation of immunofluorescene for distinguishing between specific and nonspecific binding of conjugates
Disclosed are a method and a device for distinguishing particles or regions therein to which fluorochrome-labeled antibodies or antigens, termed conjugates, are bound by the specific immune...
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4436617 |
Froth flotation ore beneficiation process utilizing enhanced gasification and flow techniques
Finely-divided ore is beneficiated in a froth floation process carried out in a closed vessel containing a medium on which a froth is formed as a result of the injection into the bottom of the...
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4436616 |
Process for the beneficiation of phosphate ores
This invention provides a process for the beneficiation of phosphate ores having a magnesia-rich carbonate-containing gangue and a silica-containing gangue, which process comprises subjecting the...
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4435284 |
Recovery of mercury from scrap glass
A process for removing residual mercury from scrap fluorescent lamp exhaust tubulation or similar scrap glass is disclosed. A very small predetermined amount of finely divided silica or alumina...
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4430209 |
Method and apparatus for elutriation of shot from mineral fiber
An elutriation apparatus for de-shotting fibrous material carried in a liquid current comprises a battery of washing vessels located in sequence. A power driven mixing apparatus is provided in the...
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