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7631596 |
Screw device
A choke for a screw device include a choking plug comprising a plurality of choking plug segments, and a choking ring cooperating with the choking plug, the choking ring comprising a plurality of...
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7347140 |
Screw press for separation of liquid from solid-liquid mixtures especially pulp suspensions
Screw press for separation of liquid from solid liquid mixtures, especially pulp suspensions, with a casing with perforations for liquid and a screw shaft provided in it between which a circular...
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7152522 |
Screw press with radial gate valve and supported screw shaft
A screw press is provided having a radial gate valve and supported longitudinally-extending screw shaft. The screw shaft includes a central shaft and helical threads which is driven by a drive...
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6779692 |
Apparatus and method for increasing density of finely divided particulate matter
An apparatus for removing air from finely divided particulate material comprises a housing including a vent; an inlet to the housing; an outlet from the housing; a helix, rotatably mounted in the...
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6615710 |
Screw press apparatus
A screw press apparatus has frames, a screw shaft, an outside tube, a cylindrical screen, a screw blade, a supply pipe, and a cleaning pipe. The screen is fixed between the frames to the outside...
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6520073 |
Moisture reduction press
Moisture reduction press for the separation of liquid from substances, comprising a first container with an inlet opening through which the substance is fed to an inlet chamber, and with a...
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6505550 |
Compaction methods and apparatus
Waste compaction apparatus has a screw conveyor which conveys material along a passage toward an exit nozzle which constricts the flow, to cause compaction. The screw conveyor is slidably mounted...
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6279471 |
Drilling fluid recovery defluidization system
A press process and structure is disclosed for defluidizing earth drill cuttings, thereby extracting valuable drilling additives and returning them to the drilling system while producing a dense,...
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6217710 |
Process for regulating a screw press
The invention refers to a process for regulating a screw press, particularly for dewatering a pulp suspension. It is mainly characterized by the speed being varied as a function of the torque.
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5715747 |
Device for treating a heterogeneous mixture, especially honey and wax
A device for treating a heterogeneous mixture and more particularly for separating wax and honey in a mixture obtained following an uncapping operation. The device includes a feed hopper (18)...
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5713268 |
Worm extruder for dewatering suspensions
A screw press in which a screw continuously dewaters a suspension. The screw has a threaded section and a downstream compression section with a variable squeeze, and the screw is powered to forward...
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5685218 |
Method for treating oil-bearing material
An apparatus and method for treating oil-bearing material which includes an extruder having an elongated enclosure with an inlet end. The extruder also includes a worm assembly for working and...
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5680812 |
Apparatus and method for the extraction of vegetable oils
An improved barrel extruder for extracting oil from seeds and other vegetable matter comprises a barrel screw that extends a substantial distance from the barrel downstream end and substantially...
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5562029 |
Conveying and compacting apparatus having a shaftless spiral in a casing with drainage openings
Apparatus for conveying and compacting material which includes fractions of different sizes, densities, elasticity, moisture-content, etc., wherein a shaftless spiral is disposed in a casing and...
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5526740 |
Multi-screw press for dewatering waste materials
A multi-screw press for dewatering waste materials including a plurality of fixed filtering cylinders and a plurality of revolving filtering cylinders connected to the fixed filtering cylinders are...
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5515776 |
Worm press with tapered shaft core
The present invention relates to a worm press for separating liquids from solids-liquid mixtures, in particular fibrous suspensions, more particularly under pressure, including a worm rotating...
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5466108 |
Process and apparatus for feeding fragmented material into a container under pressure
Disintegrated material is supplied to a pressure chamber by a rotatable and axially translatable screw piston. The piston is rotated while in a first axial position to transport and compact the...
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5421251 |
Apparatus for compacting material
The disclosure relates to an apparatus (1) and a method for compacting material, in which the apparatus comprises a path (10), an infeed device (40) which discharges in an opening (11) disposed in...
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5406883 |
Dewatering press for compressibly dewaterable material
A process is proposed for the dewatering of compressibly dewaterable materials, in particular waste from the processing of paper material, which enables a very high degree of dewatering so that the...
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5211841 |
Device for pretreating plastic waste before recycling
A pretreating plastic waste device including a tank containing a liquid to which the plastic waste is introduced, a washing pump, a dripping drum, and a dewatering device comprising a press-screw...
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5137489 |
Low pressure continuous feed screw press
A press for reducing the volume and moisture content of waste material from the paunch of slaughtered meat animals. The press is principally a spiral press having bars extending from the screen to...
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5012731 |
Device for pressing heterogeneous mixtures with regulated pressing force for separating liquid and solid fractions thereof, in particular fruit juices
An apparatus for separating, by pressing, liquid and solid fractions intimately associated in a heterogeneous mixture, such as for example juices, pulps, stones, pits, pips, stalks and vegetable...
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5009062 |
Baling apparatus
Apparatus is described for forming fibrous bulk material or the like into a baled unit and binding it. The apparatus includes: (a) a rotatable auger, (b) a tubular housing surrounding the auger,...
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4997578 |
Method and apparatus for dewatering and squeezing material
An apparatus for dewatering and squeezing a water containing material comprises a drum with a sieve mantle defining two co-operating drum sections, each comprising a feed screw extending therein....
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4947743 |
Apparatus for feeding a mass of particulate or fibrous material
Apparatus for compacting and advancing a mass of particulate or fibrous material to a discharge end of a conduit combines an auger with a reciprocating annular piston. The improvement of the...
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4897194 |
Liquid separating apparatus
A liquid separator to extract liquid, usually water, from a water-solid mixture. The liquid separator has a housing with an inlet and an outlet separated by a liquid extraction chamber. The housing...
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4852817 |
Machine for breaking up food containers and for recovering food product therefrom
A machine for breaking up filled containers of milk, cottage cheese and the like after expiration of the freshness date and for recovering the food product for use as animal feed. The machine...
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4779528 |
Floating shaftless helix screw press
An apparatus for the compaction and reduction of liquid content in a material includes at least one floating helix (3) rotatable about its axis by drive means (4, 30) and disposed in a casing (2)...
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4718337 |
Apparatus for the treatment of plant material
The apparatus comprises a plurality of stages having screw presses, the material passing out from the outlet side of the stages being passed by a transfer duct to the inlet side of the following...
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4709628 |
Screw press for dewatering sludge and fiber suspensions
A screw press for dewatering sludge and fiber suspensions, having a feed screw, a perforated drum surrounding the feed screw, an inlet or infeed aperture at one end of the drum, and an end wall...
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4581992 |
Screw press for mechanically separating liquids from mixtures of liquids and solids
A screw press for extracting liquids from liquid-solid mixtures continuously and in a single operation. The press comprises a barrel divided into a feed section and a pin-barrel section. A...
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4520724 |
Screw drier particularly for plastic materials
A tunnel drier particularly for plastic materials has a screw-conveyor operated by an electric motor through a reducer. The shaft (11) of the screw is suspended rotatably in tapered roller bearings...
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4498382 |
Screw press for grape crop
The invention provides a helical screw press for processing grape crop in which a filter tube diverges from a predetermined section of its length in downstream direction such that the divergence...
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RE31631 |
Apparatus for producing de-boned meat products
Material obtained from animals, poultry, or fish and containing edible flesh along with normally inedible relatively hard or tough components, such as bone, gristle, tendons, etc., is fed in ground...
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4412485 |
Press for expressing liquid from a mass
A press for continuous expressing of a liquid from a particulate liquid/solid mass of the type including a conveyor screw or auger advancing the mass through a tubular housing which is provided...
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4401023 |
Worm press
A worm press, especially for pressing vegetable matter, e.g. in the pressing of oil from oil-bearing seeds and fruits, comprises a worm having a plurality of worm sections and a housing within...
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4393983 |
Intermeshing screw-type refiner
In a refiner for treating cellulose pulp or similar material of the type comprising two intermeshing rotary screws operating in a housing having a material inlet and a material outlet, the surface...
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4380496 |
Mechanical dewatering process utilizing a nonuniform screw conveyor
A process and an apparatus for mechanically dewatering municipal sewage sludge or peat. The undewatered feed material is passed into the first end of a cylindrical porous wall and pressurized...
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4373434 |
Apparatus for the expansion of oil bearing seeds
Apparatus for the expansion of oil bearing seeds and of the kind comprising at least one screw (11) rotatable in a barrel (10) for conveying seed through the barrel from one end to the other, there...
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4363265 |
Adjustable pulp outlet for juice extractor
Apparatus for separating the juice and pulp or residual matter of fruit or vegetable material comprises a case having a substantially conical bore. The case has a material inlet opening on the top...
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4347134 |
Slurry separator having reaction nozzle driven rotory blades wiping a conical filter
A slurry separator utilizes the power inherent in the pressurized slurry from the slurry pump through a reaction nozzle to drive a rotor, with the slurry distributed through the nozzle being...
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4287058 |
Apparatus for separating liquid-solid mixtures
An improved screw type apparatus for separating the liquid phase from a solid-liquid mixture includes a conveyor screw and a discharge housing that includes an imperforate cylindrical wall which...
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4285271 |
Seal plate drive for use with apparatus for pressure feeding and pressure cooking a food product
A seal plate drive assembly for use with apparatus for pressure cooking a farinaceous product is disclosed, in which said apparatus includes a pressure feeder assembly, a seal plate and seal plate...
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4260488 |
Device for compacting and draining fluid sludges containing fibrous materials
Device for compacting fluid sludges containing fibrous materials, consisting in slowly stirring the sludge mechanically in the top part of a device, then pressing it moderately in a conical...
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4253390 |
System for extracting liquids from fruit and the like
A system for extracting liquids from fruit, vegetables, or other similar materials with particular application to dejuicing grapes. The system provides a destemmer for receiving picked grapes and...
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4227451 |
Device for delivery of bulk materials
A device for the delivery of bulk materials into the suction pipe of a pneumatic transport installation comprises a vertical pipe designed for charging the bulk material, and a closing element...
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4211163 |
Apparatus for discharge of pressure cooked particulate or fibrous material
Particulate or fibrous material, after treatment with gaseous reagents in a vessel under pressure in a continuous process, is discharged from the pressure vessel by entering a discharge conduit in...
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4186658 |
Apparatus for conveying particulate material
Apparatus for conveying particulate material of the type wherein it is desired that the material be simultaneously pre-compacted from a generally loose state to a more or less solid "plug" state. A...
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4125071 |
Bale shape control means
An articulated top tension rail is provided in the bale chamber of a baler for improving control over the shape of bales successively formed within and moved toward the rear discharge end of the...
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4121967 |
Screw conveyor in pulp-making equipment
A screw conveyor which is particularly used for feeding in and compressing ligno-cellulosic material, such as wood chips, shavings, bagasse, sawdust and similar compressable material. The screw...
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