Matches 1 - 50 out of 104 1 2 3 >
Match Document Document Title
7591440 Methods and systems for cement finishing mill control  
Methods and systems for controlling a cement finishing mill, and operating the mill at an optimal point, are disclosed. To determine an optimal point of operation, values of mill power and sound...
7350727 Roller mill, particularly air-swept roller mill, and method for grinding materials with magnetizable, particularly iron-containing constituents, E. G. slag  
The invention relates to a roller mill, particularly an air-swept roller mill provided with a device for separating magnetizable constituents, particularly iron particles from the milling area. The...
6547171 Pulverizing installation  
The ball mill is of the type including: a rotary drum ( 11, 12, 13 ) having a horizontal axis (XX′) and each end of which is supported by a journal ( 14, 15 ) which terminates it and through...
6443376 Apparatus for pulverizing and drying particulate matter  
The invention relates a pulverizer equipped with a free air purging mechanical seal/classifier design that provides free air purging of the seal gap between the mechanical seal assembly and the...
6135371 Method and apparatus for reducing acid and air toxic emissions in the combustion of comminuted solid particles  
A cylindrical chamber has a drive shaft rotatably mounted therein and extending along substantially the entire longitudinal extent thereof. This drive shaft is rotatably driven by a motor...
5971302 Method and apparatus for drying and grinding moist material  
Apparatus and method for drying and grinding moist raw cement or other material wherein the moist material is introduced to a grinding zone at which it is ground to produce relatively fine and...
5875977 Technique for improving the response time of pulverized coal boilers  
A method of controlling the operation of the bowl mills in a coal-fired steam generating power plant is disclosed; and in particular a method of controlling the operation of such bowl mills such...
5873532 Ball mill  
The present invention relates to a ball mill having a substantially horizontal axis of rotation and including a drum supported by two trunions having the same axis of rotation and situated at...
5873156 Coal pulverizer and method of improving flow therein  
An improved coal pulverizer classifying system including a classifier cone extension to protect coal flow into the pulverizer from the annular fine-lifting airflow from the pulverizer throat. The...
5871160 Apparatus and associated method for derfibering paper or dry pulp  
An apparatus and method for defibering paper and dry pulp in a substantially dry processing environment is disclosed. The apparatus and method for defibering paper and dry pulp uses a dry...
5695130 Method and apparatus for the dry grinding of solids  
A method and apparatus for the dry grinding of solids, comprises initial coarse grinding of the solids in a controlled vortexing of a fluidized bed and directing the solid fine particles generally...
5505390 Two stage hammer mill with particle separator  
A two stage hammer mill which reduces recycled glass and its associated contaminants to small glass particles in the 100-800 grit size range and waste. The glass grinder is of light weight, modular...
5505389 Closed circuit grinding system  
A recirculating grinding plant with a crushing high-pressure roller press and sifter which has low energy consumption and which operates without a separate drive disagglomerator for...
5402947 Media granulation apparatus  
A new and improved media granulation apparatus includes a cyclone chamber assembly which includes an outer wall, a plurality of vortex controller assemblies connected to the outer wall, and an...
5383612 Apparatus for segregating low BTU material for a multi-source of fuel materials  
The apparatus for processing a composite supply of material having limestone, culm or gob and pond fines for grinding reduction with coal, has the ability to discard the low BTU value materials and...
5381968 Apparatus and method for the crushing of material for grinding of differing grain size  
Fresh raw material is delivered to a crushing zone for crushing. Beforehand, fine particles are separated from the raw material by means of an airstream and directed into the housing of the crusher...
5279466 Isokinetic separator apparatus  
Apparatus for grinding material which comprises a flow of ground material that contains both desirable fines and undesirable oversize particles in which a separator rotor is equipped with shaped...
5271319 Roll press with deaeration apparatus  
Roll press or mill with two adjacent rolls (2, 4) with cooperating compression surfaces, mounted in bearing housings located between an upper and lower box girder, one roll being adjustable, with a...
5251383 Apparatus for and a method of disposing of wet sludge  
Apparatus for disposing of wet sludge by conversion to a substantially dry product during grinding of the wet sludge in a drying atmosphere which promotes the separation of the grindings into...
5215262 Method and apparatus for comminuting bulk materials  
A process and device for crushing bulk materials. The material to be crushed is fed from above to a first accelerating device which accelerates it into a first crusher, the fine particles in the...
4993647 Two stage separator apparatus  
A material separator apparatus for obtaining refined material subjected to a first grind reduction which is moved into the separator where the large and/or heavier particles of the material are...
4919341 Grinding method and grinding apparatus  
The invention relates to a grinding method and to grinding apparatus using a ring mill, in which the air speed in an air ring surrounding the grinding track is chosen to be sufficiently low that a...
4733826 Impact crushing machine  
An impact crushing machine for finely and effectively pulverizing materials includes impact plates disposed on one side of a rotary plate and classifying blades disposed on the other side of the...
4605174 Vane wheel arrangement with nihard wear plates  
A vane wheel arrangement (30) particularly suited for use in a bowl mill (10) of the type that is employed for purposes of effecting therewithin the pulverization of materials such as coal. The...
4602745 Coverging/diverging orifice assembly for embodiment in a bowl mill  
A vane wheel arrangement (30) particularly suited for use in a bowl mill (10) of the type that is employed for purposes of effecting therewithin the pulverization of materials such as coal. The...
4579288 Pulverizer  
A pulverizer for pulverizing solid material such as coal in which the chmaber of the pulverizer has jets of fluid projected thereinto at high speed to cause the particles to impact against one...
4575013 Mineral breaker  
A mineral breaker with a horizontally mounted driven accelerating rotor having a mineral inlet on the under surface thereof and with material to be processed being drawn into the rotor in a flow of...
4566639 Center feed material grinding mill  
A material grinding mill having a grinding chamber with a closed bottom, a material feed disposed to force ground material to move axially of the rotary grinder to an outlet at one or both sides of...
4550879 Vertical type pulverizing and classifying apparatus  
The invention provides an improved vertical type pulverizing and classifying apparatus comprising a lower, pulverizing chamber and an upper, classifying chamber, wherein a material under treatment...
4546926 Pressure-chamber grinder  
A pressure-chamber grinder comprises a grinder chamber of substantially circular section, which chamber is provided with a feed opening for the material to be ground, fed as a gas-tight plug, and...
4529135 Grinding crusher  
There is disclosed a grinding crusher having a grinder piece disposed within a crushing chamber for relative rotation with respect to a casing defining the crushing chamber. The casing is journaled...
4479613 Pulverizing machines  
A pulverizing machine in which alongside the pulverizer rotor 16 are a classifier zone 29 and a conveyor zone 41. The rotor 16 has pulverizer members 25 which project into an annular reducing zone...
4428536 Pulverizing and classifying mill  
A classifier mill having first and second series of beaters (1, 2) on respective sides (3, 4) of the periphery (5) of a rotary pulverizer disc (6) within a chamber (7), an independently rotary...
4288038 Waste material processing apparatus  
Apparatus for processing waste material which includes domestic and industrial waste, and in which the recovery of aluminum containers is an important aspect. The apparatus comprises a shredding...
4278207 Breaking machine with automatic recycling of the fibres and the process for its operation  
A breaking machine having a disintegrator module, storage shaft, and a regulating shaft. Fibers are fed into a disintegrator module of the breaking machine and are thereafter led into a storage...
4245570 Sewage sludge disposal apparatus and method of disposal  
A system for disposing of sewage sludge by treating the sludge in apparatus which processes the sludge through relatively inert gas drying and grinding stages and utilized as much of the dried and...
4200241 Pulverizing and classifying apparatus with contaminant take-out  
A horizontal axis pulverizing and classifying apparatus fitted with special means for removing contaminants, such as abrasive particles, which reduce the capacity and efficiency of such apparatus....
4196860 Pulverizing and classifying apparatus with improved tailings and contaminant take-out control  
A horizontal axis pulverizing and classifying apparatus characterized by a plurality of gas flow passages in a narrow band surrounding the classification zone and directed generally radially...
4177952 Impact scrubber  
An impact scrubber for removing coating materials from the surfaces of particulate matter such as foundry sand and the like comprises a lift tube open adjacent upper and lower ends for containing a...
4084754 Combined vane-rotor separator  
A combined vane-rotor separator comprises a rotor, which has upstanding illor baffle rails arranged at the outer periphery thereof. A housing surrounds the rotor to which a feed mixture is supplied...
4083499 Cigarette package ripper with recycling air leg  
The invention relates to a method and apparatus for opening packaged articles, particularly packs and cartons of cigarettes, in which such items are ripped open and broken apart sufficiently to...
4077574 Impact pulverizing mill with an attrition chamber and a vertical airflow classification chamber  
A mill for the pulverizing and classification of particles utilizing an impact rotor to obtain the reduction of large chunks and particles of materials by impaction between lining plates and...
4061274 Material reducing apparatus and method of operating the same  
Method of and apparatus for reducing material by grinding and for handling the ground product in a system that minimizes the production of a product containing a high percentage of extreme fines so...
4049203 Coal slurry drying apparatus  
A coal slurry drier which comprises a pulverizer having a housing enclosing a pulverizing zone including horizontally disposed upper and lower grinding rings. A circular row of rotatable grinding...
4037794 Granulation apparatus  
This invention provides an apparatus for the preparation of dry-medicament granulation. The apparatus comprises an enclosed-circular mixing chamber containing mixing means with a separate air inlet...
4004740 Roller crushing mill  
A roller crushing mill has a housing within which is a plurality of angularly spaced crushing rollers that bear on a grinding plate rotatable about a vertical axis. Above each roller is a sifter...
3951347 Apparatus for crushing material containing particles that are hard to pulverize  
The invention concerns an apparatus for crushing, by means of a rotary mill, material containing particles that are difficult to pulverize. The mill has an air-sifter with pneumatic supply of...
3949940 Tube mill  
An air-swept tube mill having at least two grinding chambers and a discharge chamber, an internal by-pass means in the last grinding chamber in communication at one end with the grinding chamber...
3917175 Crushing apparatus having centrifugal classifier  
Crushing apparatus having a centrifugal classifier comprising a first housing and a second housing which are substantially coaxial with each other. The first housing contains hammer means rotatable...
3887141 Impact-attrition mill utilizing air flow  
A mill for the reduction and classification of ore utilizing an impact rotor to obtain the initial reduction of large ore chunks and particles by impaction against hammer bars mounted on the rotor...
Matches 1 - 50 out of 104 1 2 3 >