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WO/1999/056879A1 |
A grinding mill liner (18) having inward and outward layers. The outward layer is formed of a relatively soft, shock-absorbent material and the inward layer is formed of a relatively hard, impact and abrasion resistant material. A plural...
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WO/1999/052636A1 |
A mill (20) for grinding and/or mixing a material. The mill includes a first container (22) rotatably mounted at a first end of a gyration arm (26). The container (22) rotates about a first axis (24) and the gyration arm rotates about a ...
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WO/1999/047265A1 |
A double barrel chamber (10) for a media mill where the media mill is used to grind and disperse pigments for paint, coating, ink products, and other pigment-vehicle fluids, as well as grinding and dispersing other particulate matter. Ce...
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WO/1999/043436A1 |
The invention provides comminuting and/or homogenising apparatus comprising a vessel (3) provided with a rotatable shaft, the shaft being provided with one or more arms (17) extending therefrom, the bottom arm (27) on the shaft being pro...
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WO/1999/043979A1 |
A wall exposed to wear has a wear lining which is made of a number of juxtaposed wear lining elements (11) of an elastomeric material, optionally in combination with another wear-resistant material. The wear lining elements are secured t...
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WO/1999/042217A1 |
The invention concerns a wet process autogenous or semi-autogenous or discharge grate-type grinder, comprising an outlet baffle between the grinding chamber and the outlet trunnion, said baffle consisting of an upstream wall and a downst...
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WO/1999/033569A1 |
An apparatus (10) for processing green waste comprising a sectional rotatable drum (20) having therein as components a plurality of first blade members (22), a plurality of second smaller blade members (24), a plurality of longitudinal p...
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WO/1999/030687A1 |
A pharmaceutical composition comprising a compound of formula (I) in particulate form, said composition having a particle size distribution such that the median value of the volume mean diameter is within the range of from 350 to 700 nm.
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WO/1999/011377A1 |
A grinding mill has a rotating container (40) into which particulate material is fed. The container is rotated above critical speed to form a layer which is retained under high pressure against the container inner surface. Shearing discs...
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WO/1999/003587A1 |
The invention concerns a mill comprising a cylindrical frame (16) lined with an inner armour and designed to receive the material to be crushed and a load of milling machines wherein the shell, which consists of juxtaposed individual arm...
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WO/1998/036838A1 |
Comminuting media comprising a martensitic/austenitic steel which contains at least about 40 percent by volume retained austenite, a portion of which is work transformable to martensite. The steel contains sufficient alloy content such t...
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WO/1998/024550A1 |
An asphalt roofing material recycling system and method is used to recycle asphalt materials, such as asphalt shingles and tar paper that include granules, fibers or other particles. The asphalt material is simultaneously heated and mill...
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WO/1998/022220A1 |
It is an object to provide a continuous type dispersing apparatus arranged to disperse particle media in a vessel by stirring blades thereof to satisfactorily perform a process for dispersing a material to be dispersed to effectively use...
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WO/1998/017392A1 |
The specification describes a method and associated apparatus for pulverising materials, wherein the pulverising apparatus includes a receptacle (4), two or more pulverising weights (2, 3) and a driving mechanism linked to the receptacle...
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WO/1998/016317A1 |
Anti-wear lining, especially a wear layer, for tube mills and/or ball-type crushers (1), wherein lining elements are manufactured from wear resistant materials, especially wear resistant crucible steel, are movably secured to mill casing...
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WO/1998/011990A1 |
A partition for mills, in particular a transfer and discharge wall for tube mills, ball mills and the like, has partition panels (10) arranged to form a slotted wall and/or a rear wall and secured to a wall frame (5). In order to achieve...
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WO/1998/011991A1 |
A partition for mills, in particular a transfer or discharge wall for tube mills, ball mills and the like, has partition panels (3) that can be fixed on a wall frame. In order to improve load conditions in duty, minimise standstill times...
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WO/1998/010867A1 |
In a process for rapidly producing colloidal particles a feedstock of particles less than a micron in size is provided to a stirred media mill, along with ceramic beads less than 100 microns in size. The mill is filled to a volume in exc...
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WO/1998/007518A1 |
In a nutating machine such as a high intensity comminution machine having a nutating drum (1), a support bearing is provided by pairs of rolling bearing surfaces (6 and 8, and 7 and 9). In order to reduce power requirements and wear each...
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WO/1998/005421A1 |
A process for passivating contaminating metal on a hydrocarbon cracking catalyst is provided. The catalyst is contacted within a hydrocarbon catalytic cracking unit with a stabilized dispersion. The dispersion comprises a fluid vehicle, ...
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WO/1998/001225A1 |
When dry-grinding particulate material in an upstanding mill (3) with agitated grinding media, the dry material to be ground is pressed into the lower part of the mill and ground material is discharged from the upper part thereof. The gr...
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WO/1998/001226A1 |
A pulp lifter for a grate discharge mill used primarily in mining operations. The lifter comprises a plurality of chambers which radiate outwards. Each chamber comprises a transitional compartment (2) having apertures (19) into which the...
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WO/1997/049780A1 |
Methods and means for grinding materials to fine powders in a media mill (1) in which the materials are ground while immersed in a liquid which is a gas at room temperatures and pressures. The powdered materials produced are predominantl...
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WO/1997/016252A1 |
A mixer-grinder (10) for food processing which is designed to provide both an ergonomically convenient position for the top of the hopper (16) with respect to loading, for the discharge opening (62) with respect to receiving the processe...
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WO/1997/014501A1 |
A system for recovering ferrous metal components from waste materials includes a first magnetic separator (14) for magnetically separating ferrous metal components from waste material and an impacting device (16) for dislodging residual ...
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WO/1997/009115A2 |
In order to reduce the conversion and cleaning effort between pre-dispersion by a dissolver (2) and fine dispersion by an agitating ball mill (3) it is proposed to combine both devices in a container. The casing (31) of the agitating bal...
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WO/1997/003753A1 |
A non-ball mill including a housing forming a grinding chamber therein, a cover for covering the grinding chamber having a center opening, a funnel for returning material which divides the grinding chamber into an upper grinding chamber ...
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WO/1996/039251A1 |
A wet agitating ball mill wherein a shaft (5) rotated by a motor is axially hollow at an upper portion thereof to form a discharge port (9) communicating with a slurry discharge port, and has at a lower portion thereof rotors (11). A sep...
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WO/1996/033019A1 |
The invention concerns a method and a device for wet-grinding and dispersing solid particles in liquids, using a stirrer-type grinder consisting of at least one chamber (1) containing grinding elements (3) and at least one rotor (2), the...
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WO/1996/027443A1 |
The invention relates to a method for grinding granular material, particularly ore material, and a grinding apparatus. In the method, the feed employed in the mill of the grinding apparatus is composed of precomminuted or material or sim...
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WO/1996/027411A1 |
A process and an apparatus for separation of relatively volatile from non-volatile material, typically an organic component of agglomerate waste material from an inorganic solid component of the waste. The process includes milling materi...
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WO/1996/019291A1 |
A method for milling a powder in a high energy mill which includes steps of forming a milling slurry including a naturally occurring zirconium silicate sand grinding medium having a density in the range of from about 4g/cc absolute to ab...
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WO/1996/009894A1 |
The invention concerns a tumbling mill (1) with an at least approximately cylindrical grinding vessel (2) and a feed vessel (3) with a loading/unloading port (4). In order to ensure that the mill is sufficiently well sealed for use with ...
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WO1996009903A1 |
The invention concerns a method of treating surface-contaminated, in particular oil-contaminated, sands, fine sands and coarse clays in the 20-200 mu m range, the materials first undergoing preliminary cleaning by wet disintegration and ...
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WO/1996/008544A1 |
A method for thermo-mechanical cracking and hydrogenation of chemical substances such as hydrocarbons in liquid or solid form, waxes, carbonates, lime, oil-shale, oil-sand, oily residue from refineries and crude tank bottoms, plast and t...
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WO/1996/000127A1 |
The invention relates to a new device for holding the grates (26 and 28) or backside plates of a partition in a tube mill, the said partition being made of a frame (1 and 3), that is flame cut or cast, in steel or iron, the said frame be...
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WO/1995/032802A1 |
The proposed lining for auto-grinding drum mills has lifting rods (3) arranged in rows along the axis of the drum (1) and pointing towards the centre of the drum cross section, the lifting rods (3) in adjacent rows being of different hei...
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WO/1995/031974A1 |
A method of preparing submicron particles of a therapeutic or diagnostic agent which comprises grinding the agent in the presence of grinding media having a mean particle size of less than about 75 microns. In a preferred embodiment, the...
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WO/1995/029141A1 |
A zirconia sinter stabilized by rare earth metal oxide(s) containing a boron compound and having a high fracture toughness and excellent mechanical strength and thermal stability. The sinter mainly comprises ZrO2 and contains at least on...
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WO/1995/028506A1 |
Alloyed steel with high carbon content characterized in that its composition complies with the following composition, expressed in percentage weight: carbon from 1.1 to 2.0 %, manganese from 0.5 to 3.5 %, chrome from 1.0 to 4.0 %, silico...
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WO/1995/027563A1 |
An attrition mill comprising a grinding chamber (1), an axial impeller (10), a chamber inlet (3) for admitting coarse particles and a separator comprising a chamber outlet (6) through which fine particles exit from the chamber. The mill ...
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WO/1995/026822A1 |
The invention relates to a method and an arrangement pertaining to rotary grinding mills (1) of the kind which include a rotatably mounted drum (3) having a first end-wall (5) and a second end-wall (6), a material infeed arrangement (30)...
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WO/1995/019846A1 |
A grinding medium including naturally occurring zirconium silicate sand characterized by a density in the range of from about 4 g/cc absolute to about 6 g/cc absolute is provided. Also provided is a method for milling a powder which incl...
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WO/1995/019223A1 |
The present invention relates to ultrafine comminution of mineral and organic powders with the aid of ball-milling techniques employing, as the grinding medium, solid (nonporous) metal-carbide microspheres with diameters of from 10 to 10...
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WO/1995/017968A1 |
A lining member for a rotary grinder in the shell of which the member forms a series of corrugated cylindrical surfaces intersected by rings defined by transverse projections (12) on the lining members. The corrugations on each member ar...
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WO/1995/017967A1 |
A tubular mill for grinding natural and synthetic raw materials, in particular for the cement industry, comprising a rotary cylindrical drum (11, 111) arranged with its axis (27) horizontal and containing at least one grinding element (2...
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WO/1995/016519A1 |
An assembly for separating milling elements from a worked suspension comprises several parts (19, ..., 23) which are movable with respect to each others. Slots (24, ..., 28) are formed between the parts (19, ..., 23). Neighbouring parts ...
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WO/1995/009043A1 |
Basket for machines for mixing and grinding a number of substances in order to produce uniform mixes, such as those used for paints, with the basket in question featuring along its perimeter a circular ring (1) bound at the inner and out...
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WO/1995/003889A1 |
An automatic positioning device (10) for a ball mill can (12) allows an operator to set the can (12) on the rollers (24) of a mill stand (14) without centering or modifying the position of the can (12). The positioning device (10) includ...
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WO/1994/025164A1 |
The invention relates to a novel device for fixing a partition to a shell (4) of a tube mill in which the partition comprises a cast framework (1), in steel or in cast iron, consisting of several sectors (15) provided with a set of fixin...
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