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WO/1996/036677A1 |
A polycrystalline cubic boron nitride cutting tool is from 50 to 85 % by weight cubic boron nitride crystals bonded together as a polycrystalline mass. A supporting phase commingled with the polycrystalline cubic boron nitride is made fr...
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WO/1996/033638A1 |
The present invention relates to an abrasive brush having a plurality of bristles unitarily moulded with a base, and more particularly to an abrasive brush made by injection moulding a mixture of polymer and abrasive particles. The brush...
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WO/1996/026811A1 |
A flexible abrasive member comprising a backing layer to which a t one side an attachment is mounted and to which at the other side deposits are adhered consisting of abrasive particles and bonding material, such as a resin, wherein a pe...
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WO/1996/024839A2 |
A measurement of polyurethane pad characteristics is used to predict performance characteristics of polyurethane pads used for chemical mechanical planarization (CMP) of semiconductor wafers, and to adjust process parameters for manufact...
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WO/1996/023630A1 |
A cutting edge for an electroplated tool produced by firmly fixing a solid mass of superabrasive (2) along the edge of a base (1), which comprises a metal sheet, by electroplating. The superabrasive (2) comprises one or more layers forme...
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WO/1996/020824A1 |
The invention concerns the production of reinforcing inserts, wherein profiled bars (7) which can have calibrated overall dimensions are first produced. If the degree of rigidity is suitable, the profiled bars (7) can be wound on rollers...
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WO/1996/020070A1 |
The invention pertains to abrasive wheels comprising an outer abrasive zone (1) of abrasive grain and organic or inorganic bonding material therefor and, in contact therewith, an abrasion-inactive zone (2) to contain fastening means, in ...
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WO/1996/018479A1 |
An abrasive flap brush including a central core, a layer of adhesive disposed on the peripheral surface of the core by a coater, and a plurality of abrasive flaps adhered to the core by the adhesive. The adhesive is uniformly distributed...
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WO/1996/018462A1 |
In a plating process for constructing a nickel embedded abrading particle saw blade on a saw blade substrate, the step of plating abrading particles onto and within the supporting copper substrate is disclosed. The beveled edge of a circ...
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WO/1996/015887A1 |
Polymer-based pads useful for polishing objects, particularly integrated circuits, having interconnected porosity which is uniform in all directions, and where the solid portion of the pad (9) consists of a uniform continuously interconn...
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WO/1996/014187A1 |
A continuous method for preparing a granular molding material for abrasive articles has been developed. The method includes the step of continuously blending an abrasive material with a curing agent and measured portions of phenol-novola...
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WO/1996/009139A1 |
An adhesive article which has an adhesion of a metal sediment to a carrier material which is stronger than that adhesion which is obtained in the abrasive articles disclosed according to the prior art, which abrasive article comprises a ...
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WO/1996/002357A1 |
An improved abrading disk tool for holding a multi-layer brush of stacked non-woven fibrous webs to be mounted on a rotation driving spindle in use, which tool can be easily assembled without using any adhesive, but using tool members wh...
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WO/1995/027596A1 |
A method for making abrasive articles uses a soft, easily deformable and flexible preform having a high binder content. The binder gives the preform its integrity, and is present in greater quantity than the retaining powder. The preform...
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WO/1995/024986A1 |
A method is provided for manufacturing a segmented diamond blade (1). The method includes the steps of placing a core (2) into a mold and pouring a metal mixture into a mold cavity surrounding the core (2). The metal mixture is cold pres...
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WO/1995/022434A1 |
Coated abrasives (10) are provided wherein an effective amount of a fibrous reinforcing material (12) is engulfed within an organic polymeric binder material. Sufficient binder is present such there is one or more regions of organic bind...
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WO/1995/020468A1 |
The invention concerns a profiled dressing cylinder (1) for grinder wheels, the dressing cylinder having a main body and diamond or boron nitride cutters. The main body has teeth (2) with cutting edges (6). The cutting edges (6) are coat...
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WO/1995/019871A1 |
Improved hot-pressed vitrified bodies are described, which comprise an abrasive material, a vitreous bond; and at least one extender agent. The extender agent may be formed of hollow ceramic bodies such as glass or mullite spheres, alone...
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WO/1995/011794A1 |
The invention relates to a method for providing indicia (20, 20') on a surface of a molded article (35, 35'). The indicia (20, 20') is provided either directly on a molding surface (12), or on an indicia transfer medium (14) that is plac...
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WO/1995/008418A1 |
The elastic base grinding-wheel for the smoothing and polishing of toroidal contours of hard materials comprises a rigid-material support body, which may also be divided into two parts (1A, 1B) along an equatorial plane in a substantiall...
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WO/1995/007797A1 |
An abrasive article (10) is provided having a sheet-like structure having a major surface (16) having deployed in fixed position thereon a plurality of abrasive three-dimensional abrasive composites (12), each of the composites comprisin...
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WO/1995/001241A1 |
The method of this invention comprises the steps of: a) providing a production tool (16) having a three-dimensional body which has at least one continuous surface, said surface containing at least one opening formed in said continuous su...
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WO/1995/001242A1 |
Metal plates (1) or series of metal wire sections are mounted radially between dielectric separators (2) in a holder. Abrasive nodules are applied to the edges of the plates (1) or to the extremities of the metal wire sections by the ele...
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WO/1995/000294A1 |
Methods for preparing flexible, endless, seamless substrates suitable for use in making abrasive articles, and abrasive articles, are presented. One method includes inserting a fibrous material adjacent an interior surface of a drum. A c...
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WO/1994/027833A1 |
An abrasive material is formed by coating a substrate (10) with an adhesive (11) contacting the substrate with a quantity of hard, abrasive particles (12) then removing all particles not held by the adhesive. The remaining particles are ...
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WO/1994/015753A1 |
A process is disclosed for manufacturing grinding tools having a base body which bears an abrasive coating. The abrasive coating has grains of a hard material, such as diamond grains, held in a binder. In order to simplify the manufactur...
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WO/1994/005430A1 |
A method for depositing continuous cohesive, nongranular tightly adhering deposits on a substrate; deposits made from a starting material which is a small particle material such as diamond powder; or powders of complex materials such as ...
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WO/1994/002559A1 |
A method of making abrasive particles having a specified shape and abrasive articles containing abrasive particles having a specified shape. The method for preparing such an abrasive particle comprises the steps of: (a) providing a dispe...
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WO/1994/001052A1 |
A dental tool for shaping teeth has a shank for fitting to a rotary drive and an abrasive head on the shank for working on teeth. For false teeth, the shank diameter, at least at the end that fits the drive, will be 2.35 mm, while for re...
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WO/1993/003889A2 |
A sheet of coated abrasive material including a backing having abrasive on one surface and loops projecting from its other surface by which the sheet of coated abrasive material can be held by hooks on the support surface of a pad. The b...
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WO/1993/001016A1 |
The invention concerns a central disc (1) for circular-saw blades and/or abrasive cutters, the central disc having a circular body (2) made at least partly of a plastic material (6) reinforced with fibres (4). The fibres (4) are oriented...
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WO/1991/016175A1 |
An improved abrading device (1, 2 and 3) made with predetermined cavities (6). In this device, metal grit (4) is magnetically positioned and then brazed on a metal surface to form a generally uniform distribution of the metal grit on the...
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WO/1991/010538A1 |
A composite material is formed of a carrier (10, 41, 46) having a cellular structure and diamonds or other hard, abrasive particles (11, 32, 36, 44, 49) received within the cellular structure. A matrix material holds the diamonds in the ...
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WO/1991/008864A1 |
A product and a process for producing a matrix and a tool for use in abrasive or cutting applications including a base tool structure which may be armed with a plurality of triangular or conically shaped structures (24B) consisting of ab...
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WO/1991/008080A1 |
A manufacturing process for diamond saw capable of high speed cutting is disclosed, and the process includes: step of spreading an adhesive on the surface of a saw blade portion of a saw made of steel sheet; step of spreading diamond pow...
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WO/1990/009260A1 |
An abrasive material is formed by uniformly spacing particles (16, 19, 22, 30) of diamond or other hard, abrasive material, on a flexible carrier (15, 18), embedding the particles in the carrier, and fixing the particles to the carrier w...
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WO/1990/002632A1 |
A method of making a polishing member comprises the steps of providing a liquid resin, adding fine particulate abrasive material to the liquid resin, allowing the particulate abrasive material to settle at least partially to the bottom i...
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WO/1989/010820A2 |
A tipped cutter comprises a body (10) which is formed with a plurality of bores (18) into which tapered pins (20) of abrasion-resistant material are placed (with their wider ends inwards), whereafter the regions of the body (10) around t...
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WO/1989/005712A1 |
The invention relates to a grindstone for production of ground-wood pulp. The grinding surface is formed by grinding grits and a concrete matrix binding together the grits. The matrix comprises a cement mixture, and the hardness of the c...
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WO/1989/001843A1 |
Abrasive tools made by co-depositing a layer of metal from a solution of that metal together with abrasive grains e.g. diamond, to form an element of a tool, which element is mounted on the body of a tool so that the layer is presented e...
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WO/1988/007409A1 |
A process for producing a diamond compact comprised of diamond crystals bonded mainly by silicon carbide. The diamond crystals are intimately mixed with silicon in the proportions 97 to 65 percent by weight of diamond to 3 to 35 percent ...
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WO/1988/003457A1 |
In the process described, milling cutters incorporating macrograins of hard, sharp-edged, abrasive material exploit the abrasive quality of the grains, during rotation of the milling cutter at high speed and render the usual cutting blad...
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WO/1987/002924A1 |
Grinding with known grinders such as corner, belt, or vibratory grinders poses insoluble problems, such as the grinding of inner edges set at an angle to each other for example in retainer strips of window and door glasses. A portable gr...
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WO/1987/001634A1 |
Process for pressurized sintering for the production of metal-embedded diamond tools in particular hand files, and performed in temper-resistant steel moulds at a temperature of about 600oC. The metering of the powder mixture quantity an...
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WO/1986/000252A1 |
A method in which a granular abrasive, together with a deposited metal, is deposited on a base metal for an electrodeposition on a tool by electroplating. A cathode chamber (4) is provided in an electrolytic tank (1) in such a manner tha...
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WO/1985/000130A1 |
For manufacturing sintered ceramic moulded bodies and particularly moulded bodies of abrasive material including an abrasive material with relatively coarse grains such as corundum or carborundum, an aqueous mixture of raw material in qu...
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WO/1984/002300A1 |
A tool having a working surface of metal bonded abrasive particles (22) comprising a metal tool substrate (10), a tape (18) metallically bonded to the substrate and comprising fused metallic brazing material, and a unilayer of abrasive p...
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WO/1982/002511A1 |
A narrow wire blade (10) with abrasive particles (16) plated within a longitudinally-extending, plated cutting portion (14) that extends from only one side of a wire core and has parallel side walls spaced by a controlled width.
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WO/1982/001027A1 |
Abrasive article comprising a plurality of separated abrasive agglomerates distributed within a matrix of undulated filaments. The invention also provides a method of making an abrasive article comprising forming, within a lofty open web...
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WO/1980/000012A1 |
A method for manufacturing abrasive tools used for working steels and alloys at high-speed operating conditions and forced operating conditions of grinding. The method consists in the hot forming and bakelization of an abrasive compound ...
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