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JP11124587 |
To provide a process whereby coal lumps can be pulverized into pulverized coal relatively simply within a short time, and minerals can be removed from the pulverized coal substantially perfectly within a short time. First, coal lumps are...
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JP11123340 |
To provide a fitting structure which can easily and smoothly fit a supporting shaft connecting the bottom part of the hydraulic cylinder with a fixing position such as a base plate in a hydraulic cylinder for roller pressing in a vertica...
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JP11090254 |
To smooth the catching of materials to be crushed between a rotating roller and a crushing roller and control the catching amount to provide the high crushing efficiency. A lower edge 10a of a guide plate 10 set along the vortex directio...
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JP11090251 |
To make a product of high Mn cast steel large-sized by integrally combining a matrix cast in such a shape that the max. distance length between recessed parts is set larger than either one of the wall thickness forming the gap between th...
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JP11090253 |
To break and crush a tabular agglomerate generated between a rotating table and a crushing roller in a vertical mill. A material to be crushed is crushed by the compression shearing operation between a rotating table 51 and a crushing ro...
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JP11076857 |
To carry out pulverization with heightened degree of fineness of powder by increasing the pressurizing force of a mill roller at a optimum timing even in the case the situation of the water content of the coal, the stopping time of the m...
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JP2898131 |
PURPOSE: To maintain the crushing power of a vertical type crushing mill for a long period. CONSTITUTION: Chamfering processing is performed on the peripheral end part 2 of a crushing roller 25, forming an angle of 25 degree to the circu...
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JP11057510 |
To prevent the build-up of the deposit layer of a material to be crushed and to stably operate a vertical mill by fixing a scraper rod extending toward the center of a table to the lower end of a reject chute for returning the coarse pow...
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JP11057511 |
To prevent the leakage of oil by connecting a hydraulic cylinder to the front end of an arm with the base end attached to the end of a horizontal shaft extended outside a casing and pressing the roller on the upper face of the table by t...
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JP11057516 |
To provide a crushing hollow ball formed on a hollow ceramic core and to furnish its casting method. A metallic hollow ball 10 is cast around a hollow ceramic core 12 not generating gas in the casting stage. The core 12 is held in the ce...
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JP11057515 |
To provide a rotary classifier with an improved classifying characteristic by making the granular body passing through a rotary vane and classified into the uniform grain size over the full length of the rotary vane. The granular body cr...
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JP11057512 |
To uniformly crush a raw material by dropping the raw material in the center of a table along the axis in a chute pipe even when a belt conveyor is driven at a higher speed or the charge of the raw material is increased. A chute pipe 15 ...
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JP11057513 |
To control the mill coal output characteristic with good responsiveness from the optimum time even if the conditions such as water content of coal, unoperational time of the mill and outside air temp. are changed when the mill is started...
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JP11019530 |
To prevent the formation of the bridge of a material to be crushed supplied to the center part on a table by attaching a bridge collapsing member extending toward the required position above the center part of the table to the side surfa...
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JP11019529 |
To optimize the disposition of a roll for a crushing roller and jet conditions for air jetted out of nozzles and prevent the self-energizing vibration of a roller mill completely. In a roller mill for finely crushing bulk matters 11 as a...
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JP11010025 |
To make it possible to stably control a mill coal delivery rate even if the kinds of coal changes by detecting the lift quantity of a mill roller and correcting the number of revolutions of a rotary type classifying machine 14 by the det...
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JP2868103 |
PURPOSE: To provide a vertical crushing device capable of changing the height of a dumb ring 3B easily without stopping operation, if the thickness of a raw material on a rotary table has to be changed in response to a change in crushing...
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JP10337488 |
To decrease the mill differential pressure and unit power requirement, to increase the mill capacity and to improve the yield of the refined powder having a desired grain size by providing a funneled coarse powder collecting pipe around ...
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JP10337494 |
To contrive improving the accuracy of more accurate coal pulverizing property by correcting a coal pulverizing property estimated value for coal fed into a coal pulverizing mill of a coal burning boiler by a coal moisture estimated quant...
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JP10337487 |
To detect the slippage of mill rollers by measuring the revolution of the mill rollers, and to restore coal being bitten by the mill rollers by changing the pressurizing power of the mill rollers. In a roller mill, mill rollers 8 are pre...
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JP2863768 |
PURPOSE: To prepare simply a shattering face member on the surface layer part of which a block with a low wear resistance and a block with a high wear resistance are alternatively arranged. CONSTITUTION: The surface layer part is formed ...
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JP10323574 |
To improve milling capacity by providing a rotary separator arranged at the top of a vertical pulverizer with a rotor rotating around a vertical shaft and plural classifying blades arranged at equal intervals on the outer periphery of th...
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JP2858685 |
PURPOSE: To provide a vertical grinder reduced in mill abnormal vibration and capable of continuously keeping relatively high grinding capacity even when a hardly ground raw material such as cement clinker or blast furnace slag is finely...
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JP2858682 |
PURPOSE: To provide a vertical grinder reduced in a mill generated vibration value even in severe operation extremely finely grinding a raw material inferior to grindability and hard to grind. CONSTITUTION: The arm bearings 5A supporting...
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JP2858684 |
PURPOSE: To provide pulverizing equipment where there is little abnormal vibration and which is equipped with a preliminary pulverizer having relatively high pulverizing capacity in pulverizing equipment for giving two-stage pulverizatio...
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JP2858681 |
PURPOSE: To obtain a vertical type grinder capable of performing pretreatment of finish grinding supply a raw material which is comparatively graded and has several millimeters or below. CONSTITUTION: A guide plate 30 equipped with a cur...
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JP10314608 |
To provide a reduction gear for a mill small in the number of components and good in assemblability and maintenability. A reduction gear for a mill has a planet gear device provided with bevel gears 2 and 4, a solar gear 6, an internal g...
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JP10296103 |
To enable early raising the surface temperature of a pulverizing table by, on mill warming of a roller mill, introducing a part of primary air fed into a primary air chamber into an air chamber in a pulverizing table through an air path ...
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JP10296104 |
To make it possible to continuously crush waste goods, such as empty cans, at a high speed and to automatically discharge the waste goods, such as empty cans, subjected to a treatment without using special discharge means. This crusher h...
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JP10286477 |
To prevent a slipping vibration, which arises at the time of low load operation with thin coal layer, in particular, by controlling the pressure of a pressurization regulating device in accordance with a prescribed curve according to the...
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JP10272376 |
To prevent a roller mill from being vibrated by self-excitation, by providing a dynamic vibration absorber, which shows high vibration proofing effects and is low in price, with respect to the roller mill. This roller mill is equipped wi...
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JP10263425 |
To prevent the accumulation of coal on a table cover provided on the grinding table of a vertical mill. The grinding table 4 arranged in the casing 2 of a vertical mill 1 so as to be rotated horizontally is equipped with a table main bod...
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JP10259429 |
To easily and surely obtain the most suitable grain size of coke used to production of sintered ore by crushing the grain size distribution of the coke to a specific range with a roll crusher. The grain size distribution of the coke is m...
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JP2828190 |
PURPOSE: To provide a vertical grinder suppressed in the abnormal vibration produced at the time of grinding in a finely grinding region and capable of keeping a relatively high grinding capacity. CONSTITUTION: A vertical grinder 1 is co...
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JP10244176 |
To provide a method of operation of a roller with which organic wastes are safely crushed after they are heat treated. A motor 1 rotates a vertical shaft 2, and a material to be pulverized 28 is fed between a table 3 and a roller 5 and i...
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JP2823099 |
PURPOSE: To provide highly efficient pulverizing equipment provided with a high-performance classifier capable of obtaining a product having a small average particle diameter and a sharp particle diameter distribution. CONSTITUTION: This...
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JP10230180 |
To enable stable operation by suppressing the vibration of a vertical roller mill. A vertical roller mill 11 has a classifier 37 not built therein and the substantially total amt. of ground matter to be ground is taken out of the lower p...
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JP10230181 |
To enhance the classifying capacity of a fixed type classifier to pulverized coal of ground coal. A vertical mill is constituted so that a fixed classifier 20 revolving mixed air streams by obliquely arranging a plurality of blades in th...
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JP10230179 |
To reduce a specific grinding consumption power ratio and to set particle size distribution to a proper value in the enhancement of the quality of a cement clinker product. Ground matter is substantially wholly taken out of the lower par...
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JP10216553 |
To grind a material to be ground efficiently to an ultrafine powder at a low cost. A material to be ground (a) is finely ground to about 50μm or under particle size by applying compression and shearing action at dry superhigh pressure t...
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JP10216638 |
To provide the effective classifier appropriate for a two-stage crushing system and having a convenient and simple structure. A horizontal-disk distributor 102 freely rotatable around a vertical shaft at an optional speed is provided in ...
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JP10211443 |
To feed coal to a coal mill at a coal-mixing ratio corresponding to a combustion state and an operation state by equipping both a plurality of coal storage parts for respectively storing a plurality of coals of different kinds and a plur...
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JP10180126 |
To shorten the burning-out time of a boiler by setting the grain size of coal particles of 3mm or smaller on a coarse grain vertical mill applied to a fuel feed system of a boiler. Raw material coal is fed from a coal feed pipe 1 and cru...
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JP2798596 |
PURPOSE: To assure passages for raw materials and to continue and maintain stable and efficient pulverization with the roller mill of a side feed type by peeling and dislodging the deposit layers of the raw materials formed within a raw ...
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JP2795361 |
PURPOSE: To provide crushing equipment capable of stable and continuous operation by automatically changing the thickness of a raw material layer and the number of revolutions of a turntable to suppress vibration even if large vibration ...
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JP2795362 |
PURPOSE: To provide a pulverization equipment which is capable of stably continuing operation by changing the thickness of a raw material layer and a raw material supply volume with the automatic adjustment of the pressure of a pulveriza...
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JP2795363 |
PURPOSE: To provide a crushing equipment capable of stably continuing operation by stabilizing vibration with the change of hydraulic power resting on a crushing roller and the number of rotation of a rotary table automatically, if a sig...
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JP10146536 |
To prevent penetration of an eccentric bearing part of a roller journaling part with a fine powder in an apparatus for a roller mill to pulverize coal and which prevents the roller mill from being penetrated with a fine powder. A seal ai...
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JP10137606 |
To prevent the generation of deposition of a wet material to be supplied in a raw material transporting apparatus by introducing a hot gas into the raw material transporting apparatus and mixing the dry tailing which comes out of a wind ...
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JP10137620 |
To crush glass products into particles with desiring particle sizes and at the same time produce crushed matters with different particle sizes by one step by making the gap between a crushing chamber and a powder granule recovering chamb...
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