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Patent Searching and Data


Matches 851 - 900 out of 5,051

Document Document Title
WO/1994/022781A1
The invention concerns a method and device for the production of a binder made up of at least two components of different grindability.  
WO/1994/023198A1
The invention relates to a hydraulic drive system for driving primarily heavy industrial units, where the drive system comprises a plurality of hydraulically driven piston units (14) with cam rollers (30), which are disposed to act again...  
WO/1994/020217A1
Control process intended for closed-circuit, dry-method grinding installations which essentially comprise a batching device for the feeding of raw materials (1, 2, 3), a grinder (6), an adjustable-speed dynamic separator (1), means for b...  
WO/1994/019105A1
The proposed binding suspension contains a silica containing substance (84.0 to 86.0 wt %), a starch containing substance (0.5 to 0.8 wt %), liquid phase sodium silicate (0.1 to 0.3 wt %), and water (the remainder). The proposed process ...  
WO/1994/018305A1
An apparatus and process for transforming an input garbage mixture into separate fermented and non-fermented output products has a fermentation stage (20) to allow fermentation of the fermentable organic materials, an input stage, and su...  
WO/1994/013596A1
Method of continued grinding of cement in order to obtain cement with a high specific surface and/or a steep grain size distribution curve, wherein the grinding is performed in a mill with agitated grinding medium to a specific surface o...  
WO/1994/009907A1
The present invention concerns a high energy oscillating ball mill, useful in the preparation of nanophase materials having crystallite sizes of the order of 5 to 20 nm, with high production capacity and consisting of a grinding jar (2, ...  
WO/1994/009906A1
Method for grinding intended for a rotary ball mill (4, 5), or mill with similar grinding instruments, which is divided into at least two grinding compartments (1, 2) and which is passed through by a current (14) of sweeping air from ups...  
WO/1994/004275A1
High-shear treated materials are passed through a high-shear treatment zone which allows the coexistence of free supra-Kolmogoroff eddies larger than the smallest possible Kolmogoroff eddy diameter and forced sub-Kolmogoroff eddies small...  
WO/1994/000240A1
In order to triturate solid bodies in devices provided with grinding bodies, in particular ball triturators (1) with a stirring mechanism, a suspension is formed with the solid bodies to be triturated and with a liquid, and the suspensio...  
WO/1993/025310A1
A grinding mill includes a rotatable drum (12) with an internal lining and a ball charge (16) for the interior of the drum. The lining comprises an impact absorbent substrate (14) and has an inwardly facing working surface (40). The lini...  
WO/1993/023167A1
Apparatus and method for processing medical waste comprising an elongate, cylindrically configured pressure vessel (A) having an inlet (30), and a closure member (40) therefor. An elongate cylindrical drum (D) is mounted in the vessel (A...  
WO/1993/015839A1
The invention relates to a lifter bar intended to be mounted internally in a rotating mill drum for grinding ore and minerals. According to the invention, the upper portion of the lifter bar has a carcass (18) of metal, comprising an elo...  
WO/1993/014872A1
A tumble grinder is disclosed in which material which is already sufficiently small in size, primarily being abrasive aggregate or earthen material, may be discharged from the receptacle (1) to bypass the comminution apparatus (12) and t...  
WO/1993/014028A1
An aqueous alkaline suspension of finely divided, X-ray amorphous sodium aluminium silicates with the composition 0.9 to 1.1. Na¿2?O : 1 Al¿2?O¿3? : 1.8 to 3.6 SiO¿2? is produced by continuously mixing an aqueous sodium aluminate sol...  
WO/1993/012871A1
In a process for dispersing, mixing or homogenising solid/liquid and/or liquid/liquid mixtures, the dispersion or emulsion to be homogenised is introduced into a rotating grinding chamber (5) at least partly filled with grinding bodies a...  
WO/1993/011872A1
A motor-driven drive shaft (12) is coupled to a grinding mill (4) or other unbalanced rotatable member through a clutch (5) arranged to accommodate misalignment, the clutch being so controlled during start-up as to be initially engaged t...  
WO/1993/000996A1
The invention relates to an arrangement for recording the instant volume of grinding charge in the mill drum of a rotary drum mill of the kind provided with an internal lifting device. In order to enable the volume of grinding charge to ...  
WO/1993/000997A1
The invention pertains to a rotary grinding mill having a drum which is provided with a lining and at least one lifting device, and relates to an arrangement for registering wear on the lining and particularly on its lifting device. In o...  
WO/1993/000998A1
A planetary mill (1) adapted for the continuous grinding of granulated material into fine powder is disclosed. A grinding chamber (3) is provided that is continuously orbited in a planetary motion. As the chamber (3) undergoes its planet...  
WO/1992/016297A1
The partition comprises elevation modules (5) radially assembled in several levels (6, 7, 8). Each module preferably incorporates a central cage covered by a grille on its upstream face and an aperture plate on its downstream face. The i...  
WO/1992/016298A1
The passage zone of each circumferential or radial aperture in the partition covering has a converging/diverging asymmetric cut-away profile with a first plane face (12) and a second face (13) with a first portion (13a) inclined at an an...  
WO/1992/012738A1
A safe, practical, and less costly method for disposing of infectious personal care waste, as well as pathological waste and equipment which can be configured for large municipal type use employing continuous process techniques, or for s...  
WO/1992/009376A1
A double separator for sorting particulate material, e.g. raw materials of cement or cement clinker comminuted in a roller press, and in which the material charge is suspended in a conveying gas, and consisting of a coarse separator (2),...  
WO/1992/001518A1
A coating composition and method of coating for producing a coating containing at least 21-22 % by volume titanium dioxide pigment for developing hiding on a suitable substrate, the coating composition having up to a critical pigment vol...  
WO/1992/000809A1
A media mill, comprising a magnetizable outer shell (40), magnetic impellers (43) on a shaft (42), and magnetized media particles, provides improved milling efficiency.  
WO/1991/013737A1
A wall exposed to wear is made up of wear-resisting, impact-absorbing elements (11) and a structure (10, 12, 13) supporting these elements. The elements (11) are elongate and have base portions (15) to permit mounting the elements on the...  
WO/1991/006370A1
A vibration grinding classifier for a mineral material, which is simple in construction, compact in size and capable of offering a satisfactory classifying accuracy. This classifier is provided with a vibration motor (3) for oscillating ...  
WO/1991/004810A1
A ball mill for use in mechanical alloying and grinding comprising a plurality of ferromagnetic balls (22) within a spherical or generally cylindrical chamber or cell (20) of a paramagnetic material. The cell has a substantially horizont...  
WO/1991/001648A1
A crusher for the manufacture of goods such as chocolate, formed by the suspension of solid particles in a fatty carrier. The crusher is arranged so as to execute different processing operations at the same time in order to achieve high ...  
WO/1991/001182A1
A method for optimizing the processing of continuous media mills is disclosed. It has been found that using a differential pressure device (12a, 12b) to measure the pressure drop across the mill (11) allows the on line determination of t...  
WO/1990/015665A1
In a process and corresponding device for controlling the rotation speed in agitating ball mills having a milling chamber containing milling balls, a rotatably fitted agitator in the milling chamber and a drive for the agitator, where th...  
WO/1990/014322A1
In a method for the production of a cement mixture for injection into fine gravel soils, porous or microfractured rocks and/or materials a commercial cement is reduced to fine grain size by milling to a required granulometry an aqueous s...  
WO/1990/008738A1
The present invention relates to a process for preparing basic aluminum compounds having the general formula (1): [Al¿2? (OH)¿x? Cl¿y? (SO¿4?)¿z?]¿n? where: n is at least equal to 1, x = 2 $m(X) 4.0, y = 2.0 $m(X) 3.40, z = 0 $m(X)...  
WO/1990/008596A1
A discrete-action planetary mill has a casing (1) in which are mounted rotatable containers (17) with drums (18), a steering arm (10) carrying the containers and connected to an electric drive. A rigid ring (3) is mounted in the casing (...  
WO/1990/008595A1
Apparatus for dispersion of solids in liquids including two relatively movable elements arranged so as to define a dispersing volume therebetween, a multiplicity of separate generally cylindrical dispersing elements disposed within the d...  
WO/1990/007981A1
A novel laminar assembly (10) for use with comminution equipment, such as a liner for protecting the shell of an ore crushing mill or as a wear tip on a blow bar for use in a rock impact crusher. The laminar segment includes a plurality ...  
WO/1990/007378A1
A mill container (10) and a tumbling shaft (12) arranged in the latter together delimit a grinding chamber (20) which is divided into an inlet zone (22) and a separating zone (24). The inlet zone (22) is connected to a grinding stock inl...  
WO/1990/000444A1
This invention relates to a grinding pulverizer for turning quick lime into slurry. In this grinding pulverizer, a rotary shaft is provided in a vertical treatment cylinder, and an agitation layer and a pulverization layer are formed at ...  
WO/1989/012505A1
The grinding of ceramics such as zirconia to fine powders free of organic contamination is achieved by using ammonia or a volatile amine as a dispersant. The grinding is preferably carried out in an attritor with fine (0.8-3.0 mm) grindi...  
WO/1989/011911A1
This invention relates to a method and apparatus for grinding and pulverization so as to produce fine powder such as silica powder as the raw material of a filler for sealing a semiconductor, for example. A disc is fixed coaxially to the...  
WO/1989/009652A1
In autogenous grinding of mineral material in a grinding mill with a screening wall a method is provided for enabling the removal of at least three different fractions without the need of the screening wall being divided into sectors, th...  
WO/1989/008495A1
Numerous problems arise in practice with conventional mixing processes and devices for obtaining intimate and homogenous mixing, because the mixtures constantly exhibit a non-negligible tendency to separate. To counteract this problem, a...  
WO/1989/005191A1
A grinding device, in particular for agglomerates in fluid or paste form, comprises a housing (1) with an inlet chamber (2), a grinding chamber (3) for receving grinding balls and an outlet (4). A rotary stirrer (5) driven by a motor (7)...  
WO/1989/003248A1
A polygonal ball mill for grinding grindable materials in powder form and their preparations in paste or liquid form comprises a polygonal grinding container. The invention also concerns a process for fine grinding of such materials in b...  
WO/1989/001824A1
A centrifugal mill comprising a feeder (1) mounted on a casing (2), the working surface (5) of which is provided with ribs and in which is mounted on a shaft (7) a separator (8) located coaxially inside the casing (2) and so as to form a...  
WO/1989/001825A1
Apparatus is provided for the comminution of material particles dispersed in a liquid. The comminution apparatus (10) includes a vertical cylindrical comminution vessel (12) having comminuting media (41) disposed therein. A vertical agit...  
WO/1989/001363A1
A planetary mill of discrete action comprises a casing (1) with a cap (3), inside which is mounted a planetary carrier (18) connected to an electric drive and carrying rotatable drums (27) provided with caps and filled with grinding bodi...  
WO/1988/009212A1
A stirring mill for free-flowing ground stock comprises a mill container (3) with an essentially closed mill cavity (9) and a rotary stirrer (21) arranged therein. An inner stator (24) is arranged in the stirrer. A ground stock feed cavi...  
WO/1988/007411A1
A ball mill comprises a rotatably mounted casing (1) with lined internal surface and lined end-face bottoms (2, 3), provided with inlet (4) and outlet (5) openings and containing inside it at least one perforated partition (6) oriented a...  

Matches 851 - 900 out of 5,051