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4842205 |
Shredding machine
A shredding machine which comprises a pair of juxtaposed cutting rollers for shredding paper material, a paper feed tray movable between lowered and elevated positions and adapted to support...
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4817877 |
Shredding machine
A shredding machine includes a pair of juxtaposed cutting rollers for shredding paper material, a movable paper feed tray for supporting the paper material to be shredded on it, a paper feed tray...
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4815670 |
Shredder
A shredder has two intake sections through which paper to be shredded can be fed through cutting rollers. Detectors for detecting presence or absence of paper in each sections are provided such...
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4815669 |
Shredder
A shredder including a storage device for placing a number of documents to be shredded, a separate transport device for transporting the documents at least one sheet by one sheet, a transport...
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4801097 |
Food product ingredient dispensing apparatus
Automatic apparatus for dispensing a food material such as pizza meat. The apparatus utilizes a rotatable valve for conveying a food material from a source thereof to an intermediate, or...
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4789106 |
Combined coffee bean weigher and grinder with selectable measured quantities
A coffee beam weigher and grinder comprises at least two storage hoppers each respectively receiving and storing a supply of coffee beans, the hoppers each defining a bottom outlet opening through...
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4783012 |
Method and apparatus for the two-stage crushing of brittle material for grinding
A method and apparatus for the two-stage crushing of brittle material comprising a roll mill and a second mill downstream thereof, the output of the second mill being delivered to a sifter. The...
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4754931 |
Pulverized solid control system
A control system (40) particularly suited for effecting control over the fineness of the particles that are gound, i.e., pulverized, in a bowl mill (10) of the type that is designed to be employed...
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4723716 |
Operational control method for cylindrical crusher
An operational control method for a cylindrical crusher in which furnace slag is supplied to the cylindrical crusher through supply means and said furnace slag is crushed to obtain a furnace slag...
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4722485 |
Grinding mill control
The level of a grinding charge in a grinding mill is monitored by comparing signals which are generated by means of two sensors which are located on opposed sides of an impact point of the material...
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4706892 |
Method and system for the preparation of a highly concentrated mineral slurry having substantially constant identifying characteristics
A method and a system for preparation of a highly concentrated and fine-grained suspension such as a coal-water slurry comprises feeding of coarse solid matter by a metering conveyor type weigher...
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4706893 |
Method and apparatus for recycling roofing shingles as an additive to asphalt paving composition
A method and apparatus for recycling asphalt shingles in an asphalt plant which heats and dries aggregate and mixes the heated and dried aggregate with liquid asphalt to form an asphalt paving...
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4691869 |
Apparatus for controlling the operation of a grinding system
Apparatus for controlling the operation of a grinding system having a plurality of mills running in a parallel fashion, in which the operating condition of each mill is controlled such that a...
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4690335 |
Methods and apparatus for two-stage crushing
A method and apparatus for two-stage crushing of material wherein the material is subjected to crushing first in a constant speed roll mill and then in a second mill. Grit resulting from the...
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4688725 |
Method for regulation of grinding process in a pocket grinder
A method of regulating a grinding process in a pocket grinder pressing a wood batch in at least one pocket against a rotating grindstone with a grinding plate movable in the pocket calculates the...
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4682737 |
Method and apparatus for preventing clogging of powdery granules in light powdery granule treating system
In a light powder granule treating system, a light powdery granule supplying member is connected to a light powdery granule treating member through a supply conduit, and a sensing member is...
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4678126 |
Shredder
The shredder of the instant invention includes a housing for receiving material to be shred and an arbor carrying plural teeth thereon mounted in the housing. An anvil is provided, having plural...
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4651933 |
Cone crusher
A cone crusher is provided for fine and superfine comminution and a high throughput performance. The largest open gap clearance between the crushing mantle and the crushing cone in the region of...
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4648561 |
Grinding mill apparatus
A grinding mill apparatus is disclosed comprising a grinding mill having a feed end head and a discharge end head and a shell disposed between said heads and secured thereto for rotation with the...
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4645131 |
Powder milling method to produce fine powder sizes
A method of milling a powdery substance to finer particle size includes impacting the powdery substance against single or multiple surfaces under vacuum conditions and at reduced temperature...
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4640464 |
Roller mill control system
A control system (44, 112) particularly adapted to be cooperatively associated with a mill (10) and in particular a roller mill (10) of the type that is operative to effectuate the grinding and/or...
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4640204 |
Fluidized bed combustion apparatus and method of operating same
A fluidized bed combustion apparatus in which the combustion chamber has a dense fuel bed created in the chamber, and a grinding mill connected to the dense fuel bed portion of the chamber and so...
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4628830 |
Microwave detection of fuel flow
A microwave transmitter irradiates each outlet pipe flow path of a coal pulverizer with a beam of electromagnetic energy at a microwave frequency. The microwave energy absorbed in each outlet pipe...
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4627578 |
Methods of and/or apparatus for detecting and controlling refiner plate clashing
A method and apparatus for predicting and/or preventing the clashing of refiner plates which comprises sensing decreases in vibrations of the refiner plates due to a reduction in the quantity of...
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4627577 |
Flow control system in shredding machine
A flow control system in a tobacco shredding machine or the like having a conveyor means for conveying raw material under compression up to a shredding port and a rotary drum cutter adapted to...
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4621773 |
Operation and control system for comminution equipment
A slurry feeding assembly (A) feeds a mixture of water and rubber pellets to a comminuting region defined between a rotor (74) and a stator (66). As an electric rotor motor (70) rotates the rotor...
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4619408 |
Control system for grinding mill
A mill for grinding farinaceous seeds into flour comprises a pair of counterrotating cylinders to which seeds to be ground are fed from a hopper with the aid of a transport roller driven by a...
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4619409 |
Hospital waste disposal system
A system for disposing of large amounts of infectious hospital waste includes a generally sealed enclosure containing an apparatus for delivery, disintegration, and decontamination of waste...
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4611763 |
Method and apparatus for controlling a grinding mill
Method and apparatus for automatically controlling a grinding mill in a mill arrangement which includes a grinding mill, raw material feed apparatus and a controller wherein one or more signals...
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4598872 |
Method of operating grinding apparatus and grinding apparatus operating according to this method
The invention relates to grinding apparatus and a method of operating such apparatus in which the gas speed in the nozzle ring of the mill is altered as a function of the power consumption of the...
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4597535 |
Method and apparatus for regulating the operation of a crusher
A method of regulating the operation of a material-crusher (1) in which the noise emitted by the crusher, the power absorbed thereby and the supply and removal flow rates of the material therein...
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4586661 |
Pressure chamber grinder equipment
The present invention is concerned with a pressure chamber grinder equipment in which finely divided material is ground to ultra-finely divided particles at each other at an elevated pressure. The...
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4572441 |
Pneumatic control system for grinding mill
A mill for grinding farinaceous seeds into flour comprises a pair of counterrotating cylinders to which seeds to be ground are fed from a hopper with the aid of a transport roller. A float inside...
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4561599 |
Mill load sensing system
There is disclosed a system for sensing and controlling the mill load in a grinding mill. The system includes a load cell located in the region of the mill that is subjected to reaction axial...
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4541571 |
Method of controlling a grinding process in a pocket grinder
A method of controlling a grinding process in a pocket grinder in which a batch of wood in at least one pocket is pressed against a rotating grindstone by a pressure shoe displaceable in the...
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4540129 |
Pulverizer control system
A pulverizer control system for controlling primary air flow and coal feeder speed to a coal pulverizer comprises a feeder controller for controlling the feeder speed, a feeder speed transmitter...
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4528901 |
Machine for peeling cereal grains by means of rubber rolls
Machine for peeling cereal grains, especially rice, by means of rubber rolls. Above the rolls (1,3) there is a bin (7) for the supply of material. An arrangement (13-18) is present, which cuts off...
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4515318 |
Method for controlling a piston fed wood grinder
The speed of feed movement of a piston is controlled to an essentially constant value by direct digital measurement of the actual speed, by comparing the actual value to a preset value and by...
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4512521 |
Apparatus for granulating and conveying corn-cob mix
The invention relates to an apparatus for granulating corn-cob mix and for conveying the granulate into a silo, transport truck or the like, including a mill comprising an integrated blower and a...
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4483244 |
Rice whitening apparatus
Disclosed is a rice whitening apparatus which is capable of indicating a degree of milling. The rice whitening apparatus comprises a first sensor means (1), a second sensor means (1'), a...
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4481015 |
Coal-water suspensions, a method for their production, and their use
The present invention relates to a method for producing pumpable coal-water suspensions by grinding pre-comminuted coal with water in a packed column in a ratio corresponding to the composition of...
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4461428 |
Apparatus for reducing fraible materials into coarse and fine fractions
Apparatus for producing coarse and fine products from a common source of material and for avoiding the presence of substantial quantities of fines in the coarse product by introducing the common...
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4442980 |
Procedure and mechanism for the automatic control of a grinding mill roller carriage equipped with a regulated product feed
The invention describes a new type of automation for a roller carriage. The amount of product conveyed to the roller carriage is constantly subject to fluctuations, and is determined by a...
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4416394 |
Regulating apparatus for automatically controlling the production of a comminuted mixture having prescribed composition
A regulating apparatus for automatically controlling the production of a minuted mixture having prescribed composition out of big-sized starting materials, comprising starting material flow meters...
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4404640 |
Grinding mill monitoring instrumentation
A current transformer is coupled about the power feed line of the motor operating a ball mill grinder or the like to sense the motor current. This current is converted to a motor load or horsepower...
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4402462 |
Process for controlling a grinding installation
The invention relates to a process for regulating a grinding installation using four automatic control systems, of which one control system keeps the material level of the storage silo for the...
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4401205 |
Apparatus for supplying particles of tobacco to the comminuting station of a shredding machine
A tobacco shredding machine wherein an upright duct delivers particles of tobacco to the rear portion of a channel wherein the particles are converted into a continuous cake whose front end is...
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4344579 |
Apparatus for reclaiming and recycling thermosetting scrap
Scrap of thermosetting plastics is reclaimed and recycled by an integrally combined apparatus which includes a device for pulverizing and atomizing the scrap, and a device for blending fine powder...
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4327870 |
Apparatus for continuously grinding wood under pressure and continuously discharging groundwood
Apparatus for continuously processing wood comprises a pressurized grinding chamber, a grinding stone which is mounted for rotation in the grinding chamber, a device for feeding wood into the...
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4322803 |
Method of and device for forming raw rubber charges
The method of forming accurate charges of rubber composed of different sorts of rubber includes the steps of preparing for each sort a series of bales stored in a ready to feed condition on...
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