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8028945 |
Refiner plates having steam channels and method for extracting backflow steam from a disk refiner
A refining plate for refining lignocellulosic material including: a radially outer peripheral edge and a substrate surface; a refining zone having a plurality of substantially radially disposed...
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7954745 |
Refiner plate segment with triangular inlet feature
A refiner plate for refining lignocellulosic materials has an injector inlet having a substantially triangular protrusion. The substantially triangular protrusion may feed the incoming...
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7934672 |
Refiner blade and segment, as well as a method of forming them and a method of modifying blade grooves
A refiner blade comprising a blade surface for defibrating a lignocellulose-containing material, the blade surface comprising blade bars and blade grooves provided therebetween. At least one blade...
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7913942 |
Refiner
A refiner (1) comprising a stator (2) and a rotor (6) that comprise a planar portion and a conical portion after the planar portion, which in turn comprise refining surfaces (4, 8) provided with...
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7896276 |
Refiner plates with high-strength high-performance bars
A refiner plate for mechanical refiner of lingocelluosic material, the refiner plate including: a refining surface including bars and grooves, wherein the bars each have an upper section including...
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7766269 |
Refiner stator plate having an outer row of teeth slanted to deflect pulp and method for pulp deflection during refining
A refiner including: a rotor disc including a rotor plate including concentric rows of rotor teeth; a stator disc arranged opposite to the rotor disc, wherein the stator disc includes a stator...
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7743803 |
Stump grinding wheel
A stump grinding wheel includes a wheel disc, which includes multiple recesses formed about its periphery. A peripheral cutter assembly is disposed in each one of the recesses and is mounted on the...
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7665680 |
Food waste disposer clean-out mechanism
A shredder plate assembly for a food waste disposer includes a disk with one or more water slinging devices attached, so that water flowing into the disposer flows over the water slinging device...
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7540440 |
Orifice plate removal system for an orifice plate of a grinding machine
An orifice plate for a grinding machine is disclosed as having removal slots or relief areas for ease in removal of the plate from the grinding head. The slots may be aligned with recesses in the...
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7407123 |
Refiner plates with logarithmic spiral bars
A special shape of bars on refining discs or plate segments (54) of a rotating disc refiner (10) is disclosed including a plurality of bars (76) generally extending outwards toward the outer end of...
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7398938 |
Conical refiner plates with logarithmic spiral type bars
A special shape of bars on refining cones or plate segments of a rotating conical refiner is disclosed including a plurality of bars generally extending outwards towards the outer end of the cone...
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7322539 |
Refining surface for a refiner for defibering material containing lignocellulose
The invention relates to a refining surface in a refiner for defibering material containing lignocellulose, which refiner has two coaxially rotating refining surfaces. The material being defibered...
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7300540 |
Energy efficient TMP refining of destructured chips
A system and method for thermomechanical refining of wood chips comprises preparing the chips for refining by exposing the chips to an environment of steam to soften the chips, compressively...
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7267146 |
Chipper bed knife
The invention relates to a chipper (1) bed knife (2) attached detachably to the chipper frame (3), the chipper (1) having a chipper disc (5) supported on its shaft (4), which shaft is fitted...
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7191967 |
Refiner
A refining surface for a refiner intended for defibrating lignocellulose-containing materials, the refiner having at least two refining surfaces arranged coaxially relative to each other, at least...
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7172148 |
Grooved pyramid disperger plate
A disperger plate segment, for removing contaminants from recycled, or recovered, paper and packaging materials includes radially concentric rows of teeth. Each row of teeth includes teeth and...
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7134621 |
Mixing apparatus
A mixing apparatus wherein raw material may be crushed to fine particles of desirous size to be mixed uniformally by multi-layered mixing blocks. The mixing apparatus includes a plurality of mixing...
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7104480 |
Refiner sensor and coupling arrangement
A sensor assembly and coupling arrangement for a rotary disk refiner. The sensor assembly includes a housing formed by a base and frustoconical cap that has a sensing element carrying bulb...
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7090159 |
Invertible center feed disk for a vertical shaft impact crusher
An impact crusher includes a center feed disk. The center feed disk includes a peripheral edge portion, a first face, an opposing, second face, a central bore extending through the first and second...
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7073738 |
Fine media mill with improved disc
An agitator with a rotatable axial shaft with a plurality of grinding discs connected generally perpendicular to the shaft is provided having at least one grinding disc with an axially extending...
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6845932 |
Kitchen appliance for preparing food
A plate-shaped insert is removably arranged in the receptacle receiving the processed food of a kitchen appliance or a kitchen device for processing food, and extends with its edge to the inner...
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6662837 |
Replaceable blades for wood chippers
Single-edged wood chipper blades which can be repeatedly removed from a wood chipper and sharpened, as needed, to prevent the need for disposing of multiple conventional blades over a prolonged...
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6651915 |
Mincing disc and meat machine comprising a mincing disc
A mincing disc used in a meat mincing machine having partial areas in a field of perforations of the mincing disc which are arrange in an imagined corridor at both sides of the central through...
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6634584 |
Stone mounting system
A comminuting apparatus for reducing the size of particles, having a frame providing an internal perimeter and having a shape; a stone having a grinding surface for grinding a material and...
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6634583 |
Process and device for the dispersion of a fibrous paper material
Process and device for dispersing a fibrous paper web which comprises a substantially consistent fibrous paper material. The device includes an inlet for fibrous paper material, a stationary...
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6572040 |
Coal grinding, cleaning and drying processor
A coal processing mill incorporates integral systems for coarse coal dewatering, grinding, injection of a peptizing agent into the ground coal stream before it enters an agitation zone (where the...
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6422492 |
Apparatus for treating ion-exchange resin
An apparatus for treating ion-exchange resin includes a disk mill having a plurality of disks including corundum for comminuting the ion-exchange resin. Reliable temporary storage or final storage...
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6422496 |
Refiner for refining a fiber suspension
A refiner for refining a fiber suspension includes a first disk which is rotatable or stationary, and a second disk which is rotatable. A first tackle is coupled with a first disk or the second...
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6402067 |
Refiner for fibrous material
A pair of refiner members comprises respective refiner bars which cooperate to refine pulp. At least one the refiner bars extends in a spiral pattern for imparting a screw-like pumping action to...
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6394372 |
Refining disk
A refining disk is provided for use in various kinds of refining apparatus. The refining apparatus comprises juxtaposed disks with refining surfaces on the opposed faces, one disk rotating...
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6363601 |
Process for the production of fittings and of a machine for the mechanical processing of suspended fibrous material as well as fittings and a machine produced according to the process
Fittings and machine and process for production of the fittings and machine for a mechanical processing of suspended fibrous material that include at least one base and at least one processing...
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6286771 |
Two-stage micronizer for reducing oversize particles
Integrated first stage and second stage reduction mechanisms reduce coal, minerals, biomass, and other materials. A portion of the reductive work is done in the first stage by passing centrally fed...
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6257511 |
Wood-chipping machines
A wood-chipping machine has a plurality of cutters carried by a flywheel which is rotated to move the cutters across a throat through which material to be chipped is fed, and in which each cutter...
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6196284 |
Wood pulverizer with improved grates and grate components
An improved wood pulverizer is provided with a rotating disc studded with a plurality of curved tapered hammers. One or more anvils is secured to the pulverizer with the anvil having teeth and...
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6148882 |
Disk chipper and method for fastening a bedknife to a disk chipper
A disk chipper includes a bedknife, the bedknife having opposing first and second surfaces, and a chipper frame, the chipper frame having an opening for receiving the bedknife, the opening being...
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6032888 |
Refiner plate with interspersed surface and subsurface dams
A refiner plate for the face of a refiner disc comprising a plurality of refiner segments arranged side-by-side on the face of the disc to form a substantially annular refining region. Each refiner...
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5950946 |
Pair of co-operating refining elements intended for a disc refiner
Apparatus for refining lignocellulose material is disclosed including two relatively rotatable refining disks separated by a refining gap which includes an inner radial portion and an outer angular...
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5868330 |
Refiner disc with localized surface roughness
A refiner plate has bars integrally formed with the refiner plate base member which have discrete regions of selected physical properties. A material possessing the physical property is deposited...
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5836531 |
Paper pulp defibering or refining plate and method of manufacturing it
A paper pulp defibering or refining plate in accordance with the invention comprises a comminuting surface having a large number of ridges separated by grooves. The plate body is made from a first...
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5836525 |
Lining for a refiner
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,...
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5819826 |
Chip cutting knife with spaced deflector ridges
A double-edged replaceable knife adapted for use with chip-cutting machines of various descriptions. The knife has a pair of spaced deflector portions projecting from the front side of the knife....
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5762122 |
Apparatus and method for making wood curls
A mechanized disc flaker for producing curled wood flakes having a rotatable disc plate, and one or more cutting knives mounted to the disc plate so as to provide for a slight "rake angle" defined...
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5727611 |
Method for adjusting blade clearance in a disc chipper and axial guide bearing system of a disc chipper
A method for adjusting the blade clearance in a disc chipper by moving in the axial direction a bearing bushing of a disc shaft together with the bearing. The axial movement of the shaft is...
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5704559 |
Refining element
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...
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5695136 |
Refining element
Apparatus for refining lignocellulose-containing material is disclosed including a pair of opposed refining disks defining a refining gap for the lignocellulose-containing material, at least one of...
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5678294 |
Procedure for replacing the knives of a disc chipper
A knife (12), a holding and releasing mechanism (8) are oriented in the direction of a radius of a chipper disc (19). The holding and releasing mechanism (8) is pushed in the direction of the...
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5655582 |
Modified quick change inserted edges anvil system for wood chippers
An anvil for a wood chipper includes an anvil body having a top surface, a bottom surface, and longitudinally extending side surfaces between the top and bottom surfaces. At least one of the side...
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5566903 |
Roller mill for milling suspended fibrous material
Roller mill and milling tool for milling suspended fibrous material. For particularly economical milling of suspended fibrous materials, roller mills and milling tools are utilized in which the...
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5556044 |
Pulverising disc
A pulverizing disc 10 is disclosed which comprises a main body 11 of a generally cylindrical shape with a circumferential wall 12, lower surface 13 and upper surface 14. The main body 11 is...
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5476228 |
Refiner disk with alternating depth grooves
A disk especially suitable for a papermaking wood chip and pulp refiner has an array of refiner bars which protrude outwardly from a base member. Grooves are formed between adjacent bars which may...
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