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WO/1997/023291A1 |
Refining element intended for a refiner with flat or conical opposed refining surfaces, which are rotary relative to each other for working and refining lignocellulosic material during its passage through a refiner gap (15, 35) between t...
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WO/1997/018897A2 |
An organic thickening and suspension agent is produced as follows: a suspension of organic fibre materials with fibrillated fibre structure is repeatedly ground under conditions of raised temperature and pressure in a disk mill with grin...
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WO/1997/018037A1 |
A pair of co-operating refining elements (10, 11) intended for a disc refiner for finely disintegrating and refining lump-shaped lignocellulosic material in a refiner gap (5, 6) between two opposed refining discs (1, 2). The outer portio...
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WO/1996/037305A1 |
A method and a device for treating grain, preferably as an initial step in a milling process, using a high-speed mill, such as a disc mill, characterised in that prior to the feed-in into the high-speed mill the grains or parts thereof a...
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WO/1996/035016A1 |
A feeder assembly (36) for lignocellulosic chip refiner (10) has a conical core (50) having a major diameter end and a minor diameter end. A helically coiled ribbon (38) is supported by and extends longitudinally in spaced relation with ...
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WO/1996/031277A1 |
The invention concerns a process for finely crushing grinding stock. The grinding stock is subjected in a batch to a pressure of over 50 MPa by being pressed once between two opposing surfaces (2b, 3b); in the region of the pressing, the...
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WO/1996/014156A1 |
During refining/beating of beating material there exists a need to measure more parameters than the gap, directly in the beating zone. The present invention makes this possible and it relates to a system for continuous measuring of press...
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WO/1996/005911A1 |
A pair of co-operating refining elements intended for use in a disc refiner for the disintegration and refining of lignocellulosic material in a refining gap between two opposed refining discs rotating relative to each other. The refinin...
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WO/1996/000616A1 |
A pair of co-operating refining elements (10, 11) intended for a disc refiner to disintegrate and refine lignocellulosic material in a refining gap between two opposed refining discs rotating relative to each other. The refining elements...
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WO/1996/000615A1 |
A pair of co-operating refining elements (10, 11) intended for a disc refiner with two opposed refining discs, one of which is stationary (stator) and the other one is rotary (rotor), for the working of lignocellulosic fiber material in ...
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WO/1995/034802A1 |
Equipment for the grinding of material samples, for instance the grinding of a rock sample assembled on a microscope slide includes a console and a frame structure (1) with a turntable (3) which is arranged to hold a number of material s...
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WO/1995/027822A1 |
A component for a pulp refiner such as a paper pulp refiner. The component comprises an attachment surface (16) for attachment to the refiner, a working surface (17, 22), and at least one core (15, 28, 33, 50, 51) made of rigid material ...
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WO/1995/024966A1 |
Combined pressure milling pump consists of the pump (4) and the mill. The mill consists of at least one stator (2) and at least two rotors (3), both said stator (2) and said rotor (3) being fitted with passage holes (1, 6) and said rotor...
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WO/1995/022652A1 |
The refiner plate for a low consistency pulp refiner has a multiplicity of curved bars (50) or zig-zag bars (76), or a combination of the two. The operation of a disc refiner causes a rapid and frequent flexure over a brief time period o...
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WO/1995/022653A1 |
A refiner disc (28, 30) employing sharply tapered refiner bars (50, 62) wherein the upper portion (52, 64) of at least one side (58, 72) tapers inward at thirty to sixty degrees from the radial plane (34, 53). The tapered refiner bars te...
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WO/1995/020436A1 |
An apparatus (10) convertible between chopping or shredding operations and grinding operations. The centrifugal grinder or chopper (21) includes two opposed plates (42, 80) with at least one plate rotating with respect to the other. A pl...
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WO/1995/016220A1 |
Self-stick or press-on magnifying or corrective optical lenses or optical elements (10, 20, 30) which are injection-molded from an aliphatic thermoplastic polyurethane may be securely but releasably secured by their inherent molecular su...
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WO/1995/005897A1 |
There is provided a mill (1) for producing milled particles from a millable material, comprising a first rotatable milling means (10) having a first milling means milling surface; a second, optionally rotatable, milling means (20) having...
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WO/1995/000245A1 |
A refiner segment for disc refiners for desintegration of lignocellulose-containing material, where the refiner segment (1) is formed with a pattern of bars (2) and grooves (3), and where dams (4) are placed in the grooves. The dams (4) ...
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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...
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WO/1993/023166A1 |
A disk refiner for refining fiber material. The refiner comprises two opposed refining disks (3, 4), at least one of which is rotary and supported on a rotary shaft (5). The shaft (5) is mounted in a stand (1) via a bearing housing (6) w...
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WO/1993/020941A1 |
A refining element for a disk refiner, which element is provided on its front side with working members (2) and is formed with through holes (4) for its attachment on a holder in the refiner. The refining element (1) further is provided ...
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WO/1993/014871A1 |
A bearing system in a refiner for manufacturing pulp, where the raw material is refined in a refining gap between at least one pair of refining members (22, 24) rotating relative to one another, and where at least one of said refining me...
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WO/1993/001886A1 |
In an improved method for measuring the distance (B) between two mutually opposing surfaces (1, 2) by means of the reluctance method, there is used a position indicator (4) whose measuring device (9) is mounted on an associated core (6) ...
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WO/1992/018248A1 |
A mill (10) for grain or other particulate matter is provided with a grinding chamber (12a) which has a stationary grindstone (23) forming a cylindrical wall of the grinding chamber, and rotating fan blades (20) in the chamber to blow gr...
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WO/1992/017637A1 |
A refiner for the manufacture of cellulose pulp where the raw material is processed in a gap between two opposed refining members rotary relative one another, and where at least one of the refining members is supported on a rotary refine...
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WO/1992/011941A1 |
A refining element for disc refiners, where the refining element on the front side is provided with a pattern of refining members, and a method of manufacturing the same. At least a layer on the front side of the element comprises grains...
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WO/1992/005874A1 |
A bearing system in a refiner for making pulp, where the raw material is refined in a refining gap between at least one pair of refining members (22, 24) rotating relative to one another, where at least one of said refining members (24) ...
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WO/1991/011260A1 |
An impact crusher (1) comprises a fan blower (9) and two or more ejection channels (18, 19) surrounded by two or more impact rings (7). The grinding stock is fed concentrically through a feed pipe (8) and carried away in an outer annular...
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WO/1991/007228A1 |
A method and apparatus is provided for conjoint or simultaneous adjustment of the gap spaces (32, 33) of the inner and outer grinding zones of a pulp refiner apparatus in a single step. The inner grinding zone (32) is generally radially ...
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WO/1990/014464A1 |
Grinding equipment for a jordan refiner for grinding paper pulp having a rotating part in the form of a truncated cone and a stationary part (1) in the form of a hollow truncated cone, on which rod-shaped knives (5, 7) are arranged at pr...
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WO/1990/008594A1 |
The device comprises a casing (1) with a charging bunker (2), at least two disks (4, 5) mounted on a common axle with a working gap (8) between them and with the possibility of rotation in opposite directions. The disks (4, 5) are provid...
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WO/1990/004673A1 |
The invention relates to a method of manufacturing fibre pulp from lignocellulose-containing material, where the material is disintegrated between two grinding discs rotating relative to each other. According to the invention, the materi...
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WO/1990/001371A1 |
The present invention provides a regulator (110) for a refiner or grinding apparatus having opposed relatively rotatable grinding discs (28, 30). Each grinding disc (28, 30) carries a grinding segment, and a predetermined gap or grinding...
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WO/1989/010194A1 |
A method of processing two or more different granular materials to form an intimate mixture or dispersion thereof, e.g. to form an alloy thereof, is disclosed. The starting materials are ground together in a grinding apparatus which in o...
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WO/1989/008752A1 |
The invention contemplates a multi-level collection area of solid waste products. On a top level of the collection site, ramp waysfor trucks are provided so that the trucks may dump solid waste (15) into a central collection opening (16)...
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WO/1989/002783A1 |
In a disc refiner with two opposed refining discs (1, 2) rotary relative to each other the contact position for the refining surfaces (9, 10) is indicated. The refining discs (1, 2) are moved against each other during relative rotation w...
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WO/1989/000624A1 |
This publication discloses a method and an apparatus for controlling the production of refined stock. According to implementation of the invention, chips are metered by metering elements (3, 7) into a feed chest (2), feed elements (3, 7)...
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WO/1988/008957A1 |
An apparatus and method for measuring the gap, tram, deflection, and wear of rotating grinding plates (4) wherein inductive sensors (24) are mounted in a recessed manner inset from the surface (12) of a first grinding plate (2) and locat...
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WO/1988/006490A1 |
A refiner segment (1) for disc refiners is formed with a pattern of bars (2, 4) and grooves (3, 5), and flow restrictions (6) are located in the grooves (5). Through apertures (8) in the bars (4), the grooves (5) communicate with each ot...
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WO/1988/004577A1 |
Process and grinding-type device for processing vital products (1) by means of at least two operating components (8) arranged in a housing (7), cooperating essentially on the front face and of which one is directly driven. The use of gri...
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WO/1988/003189A1 |
A refiner, preferably a disc or conical refiner, with two opposed, closely spaced bodies of which at least one, the so-called rotor (2), rotates and which are provided with blades (4, 8; 5, 9), the material to be refined being ground in ...
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WO/1988/003054A1 |
Method and device for measuring the distance (delta) between the discs of a refiner, in which method a magnetic field is generated by means of a coil (5) placed at one disc (4), which magnetic field is allowed to run at least partly thro...
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WO/1988/001317A1 |
A bearing assembly (40) is provided for supporting a rotatable and axially displaceable shaft (16) of a disc-type refining apparatus (10). An annular retainer ring (44) is mounted non-rotatably about the outer annular ring (54) of a bear...
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WO/1987/005061A1 |
A paper stock refiner provides low intensity treatment of pulp fiber to increase the strength characteristics of the pulp while reducing the specific energy required through increasing the number of refining surfaces. The number of refin...
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WO/1987/002912A1 |
A pulverizing mill (10) for reducing mineral samples and which includes a cowl (26) about pulverizing anvils (12 and 13) and respective sample and air inlets (33 and 34) passing through the cowl to the anvils. The cowl (26) forms a confi...
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WO/1986/006770A1 |
The refiner process and the properties of the pulp produced are controlled by means of an accelerometer positioned on a refiner disc, which accelerometer measures high-frequency vibrations. The signal from the accelerometer is converted ...
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WO/1986/004835A1 |
A conical grinding member (2) is caused to move over a grinding surface (1) and material deposited on the surface is ground by a crushing and shearing action. The mill finds particular application in the grinding of grain.
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WO/1986/003989A1 |
A mounting method for abrasive grinding wheels in disc or attrition mills operated at high speeds. Stone grinding discs (1) are placed under a radial compressive load at mounting sufficient to counter tension loads during use. The compre...
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WO/1986/002630A1 |
The method is intended to the purification of water, particularly waste water containing large amounts of special waste materials and domestic water of which the chemical and bacteriological quality has to be improved. The absorbing agen...
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