Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 8172914 | Infiltration of hard particles with molten liquid binders including melting point reducing constituents, and methods of casting bodies of earth-boring tools The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one of carbide, nitride, boride, and oxide and solid solutions thereof, a... | 05/08/2012 |
| 8118896 | Coated abrasive materials and method of manufacture A method of coating ultrahard abrasive particles having vitreophilic surfaces, or treated to render their surfaces vitreophilic, are coated with an oxide precursor material, which is then heat treated to dry and purify the coats. The heat treated, coated ultrahard a... | 02/21/2012 |
| 8100997 | Diamond tools with multilayers of abrasive grain and method for manufacturing the same The present invention relates to a diamond tool and a method of manufacturing the same, wherein multiple abrasive layers are formed through a brazing or electroplating method, thereby improving the performance and service life of the tool. According to the method of... | 01/24/2012 |
| 8092561 | Cutting tool A cutting tool including a fine and uniform alumina-based substrate is disclosed herein. In an exemplary embodiment, the alumina-based substrate includes 0.1 to 25% by volume of one or more metal oxides, or 5 to 80% by volume of metal carbonitride and 0.01 to 10% by... | 01/10/2012 |
| 8092560 | Lapping tool and method for manufacturing the same Since structural portions of a device made of a plurality of materials are different from one another in mechanical hardness, it is very difficult to uniformly lap the structural portions. This is attributable to generation of machining recessions due to differences... | 01/10/2012 |
| 8080072 | Abrasive article with supersize coating, and methods Abrasive articles, and methods of making abrasive articles that include a supersize coating or component, such as one configured to inhibit the collection of dust and/or swarf on the abrasive coating. The supersize component can be applied to the abrasive coating af... | 12/20/2011 |
| 8080073 | Abrasive article having a plurality of precisely-shaped abrasive composites A method of making an abrasive article including the steps of treating a plurality of cavities in a contacting surface of a production tool by plasma deposition of a thin film thereby forming a plurality of plasma treated cavities. Filling the plurality of plasma tr... | 12/20/2011 |
| 8038751 | Coated abrasive products containing aggregates A coated abrasive product includes a particulate material containing green, unfired abrasive aggregates having a generally spheroidal or toroidal shape, the aggregates formed from a composition comprising abrasive grit particles and a nanoparticle binder. Free abras... | 10/18/2011 |
| 8038750 | Structured abrasive with overlayer, and method of making and using the same A structured abrasive article comprises a backing with a topographically structured abrasive layer secured thereto. The topographically structured abrasive layer comprises precisely-shaped abrasive composites. A solid overlayer comprising eroding particles with a Mo... | 10/18/2011 |
| 8021450 | Abrasive wheels and production thereof An abrasive device for a grinding tool. The abrasive device includes abrasive grains material-lockingly connected with one another by a bonding agent. The abrasive grains have an approximately spherical contour. The abrasive device further includes a porosity of at ... | 09/20/2011 |
| 7972396 | Method of producing polishing pad The present invention relates to a method of producing a polishing pad, comprising steps of: (a) providing a base material comprising a plurality of fibers; said base material having a surface for polishing a substrate, wherein the fibers comprise a core and a cladd... | 07/05/2011 |
| 7972397 | Methods of manufacturing a polycrystalline diamond element using SP2-carbon-containing particles Superabrasive elements, methods of fabricating such elements, and applications utilizing such elements. In one embodiment, a superabrasive element includes a mass of polycrystalline diamond including ultra-dispersed diamond grain structures present in an amount grea... | 07/05/2011 |
| 7887607 | Method for preparing coated abrasive having three-dimensional abrasive structures The method of the subject invention, which comprises (a) forming a plurality of abrasive structures having a three-dimensional shape on a backing by using a first abrasive slurry and drying the abrasive structures, and (b) spray-coating in a specific way a second ab... | 02/15/2011 |
| 7771498 | Superabrasive tools having improved caustic resistance Superabrasive tools having improved caustic resistance and their methods of manufacture are disclosed. One aspect may include a method of providing caustic resistance along an entire working surface of a superabrasive tool having embedded superabrasive particles. Su... | 08/10/2010 |
| 7717972 | Diamond disc manufacturing process A diamond disc manufacturing process includes the following steps. Firstly, a container is provided, and an adhesion layer is formed in the container. A hollow member having a plurality of meshes is covered on the adhesion layer. A plurality of diamond particles is ... | 05/18/2010 |
| 7628829 | Abrasive article and method of making and using the same An abrasive article comprises a porous abrasive member, a nonwoven filter medium, and a porous attachment fabric. A plurality of openings in the porous abrasive member cooperates with the nonwoven filter medium to allow the flow of particles from an outer abrasive s... | 12/08/2009 |
| 7494519 | Abrasive agglomerate polishing method Provided is a method of polishing comprising providing a workpiece, providing a fixed abrasive article, providing conditioning particles, and relatively moving the workpiece and the fixed abrasive article in the presence of the conditioning particles to modify the s... | 02/24/2009 |
| 7435276 | Abrasive particles having coatings with tortuous surface topography The present invention relates to abrasive composites having improved abrasive particle retention due to unique coating designs. The present invention describes coated abrasive particles having tortuous surface topography, a process for producing such coated abrasive... | 10/14/2008 |
| 7410410 | Method and apparatus to produce a GRM lapping plate with fixed diamond using electro-deposition techniques A system and method are described for manufacturing a lapping plate. Diamond particles are premixed with a metal matrix. The diamond particles are electro-deposited onto the surface of a lapping plate. The lapping plate may have a substrate of hard metal with a soft... | 08/12/2008 |
| 7399330 | Agglomerate abrasive grains and methods of making the same An abrasive agglomerate includes a plurality of abrasive grains bonded together in a three-dimensional structure by a substantially continuous, non-porous inorganic binder, wherein the abrasive grains have an average size of between about 0.5 microns and about 1500 ... | 07/15/2008 |
| 7393371 | Nonwoven abrasive articles and methods Nonwoven abrasive articles, particularly lofty nonwoven abrasive articles, with a textured, non-planar surface and an abrasive coating thereon. The coating may cover the entire surface or only portions of the surface. The textured surface, composed of peaks or high ... | 07/01/2008 |
| 7384438 | Fused Al2O3-Y2O3-ZrO2 eutectic abrasive particles, abrasive articles, and methods of making and using the same Fused abrasive particles comprising eutectic material. The fused abrasive particles can be incorporated into abrasive products such as coated abrasives, bonded abrasives, non-woven abrasives, and abrasive brushes. ... | 06/10/2008 |
| 7384436 | Polycrystalline grits and associated methods Polycrystalline grits and methods of making grits which allow for a high degree of shape and size distribution control, as well as improved abrasive performance are described and disclosed. In one aspect, an abrasive slurry can be formed into a plurality of abrasive... | 06/10/2008 |
| 7357697 | Superhard material article of manufacture The invention relates to abrasive water jet systems comprising an abrasive water jet mixing tube having a longitudinal bore lined with a superhard material, including such systems which use cubic boron carbide (CBN), diamond, or other materials with a hardness great... | 04/15/2008 |
| 7354653 | High clarity films with improved thermal properties Disclosed are high clarity films produced from semicrystalline polyesters by calendering. These films unexpectedly develop a higher peak melting point, which leads to higher thermal resistance. The semicrystalline polyesters may be biodegradable. When these calender... | 04/08/2008 |
| 7354548 | Fabrication of hardmetals having binders with rhenium or Ni-based superalloy Hardmetal compositions each including hard particles having a first material and a binder matrix having a second, different material comprising rhenium or a Ni-based superalloy. A two-step sintering process may be used to fabricate such hardmetals at relatively low ... | 04/08/2008 |
| 7344573 | Impregnation of grinding wheels using supercritical fluids An additive impregnated abrasive article and method for fabricating the same is provided. The method includes providing an abrasive article having a pore structure, dissolving an additive in a supercritical fluid, and exposing the abrasive article to the additive-la... | 03/18/2008 |
| 7344575 | Composition, treated backing, and abrasive articles containing the same A curable composition comprises epoxy resin preparable by reaction of epichlorohydrin with at least one of bisphenol A or bisphenol F, polyfunctional urethane(meth)acrylate, dicyandiamide and photoinitiator. The curable composition is useful for preparing treated ba... | 03/18/2008 |
| 7344574 | Coated abrasive article, and method of making and using the same A coated abrasive article has a backing treatment preparable by at least partially polymerizing an isotropic backing treatment precursor comprising polyepoxide, polyfunctional urethane (meth)acrylate, non-urethane polyfunctional (meth)acrylate, acidic free-radically... | 03/18/2008 |
| 7322362 | Nail treating tool and method of treating nails A nail treating tool having a graspable handle, a first treating surface, and a second treating surface. The first and second treating surfaces are interchangeably placeable in an operative position relative to the graspable handle such that the graspable handle can... | 01/29/2008 |
| 7323415 | Polishing pad for semiconductor wafer, polishing multilayered body for semiconductor wafer having same, and method for polishing semiconductor wafer An objective of the present invention is to provide a polishing pad for a semiconductor wafer and a laminated body for polishing of a semiconductor wafer equipped with the same which can perform optical endpoints detection without lowering the polishing performance ... | 01/29/2008 |
| 7322463 | Conveyor belt with ball-type reinforcement on the bearing side The invention relates to a conveyor belt (1) provided with a bearing side (2) and a backing side (3) made of an elastomer material, in addition to an embedded reinforcement carrier (4), wherein the bearing side (2) is reinforced wi... | 01/29/2008 |
| 7320947 | Static dissipative textile and method for producing the same The present invention relates generally to a static dissipative textile having an electrically conductive surface achieved by coating the textile with an electrically conductive coating in a variety of patterns. The electrically conductive coating is comprised of a ... | 01/22/2008 |
| RE39999 | Coated turning insert and method of making it A coated turning insert particularly useful for turning in stainless steel is disclosed. The insert is characterized by a WC—Co-based cemented carbide substrate having a highly W-alloyed Co-binder phase and a coating including an inner layer of TiCxN | 01/08/2008 |
| 7316977 | Chemical-mechanical planarization composition having ketooxime compounds and associated method for use A composition and associated method for chemical mechanical planarization (or other polishing) are described. The composition contains a ketoxime compound and water. The composition may also contain an abrasive and/or a per compound oxidizing agent. The composition ... | 01/08/2008 |
| 7303600 | Unexpanded perlite ore polishing composition and methods An unexpanded perlite ore polishing composition is shown. The composition comprises base material having grains of unexpanded perlite ore of a selected distribution of particle sizes which undergo fracturing of the grains as a function of an abrasive force applied t... | 12/04/2007 |
| 7303030 | Barrier coated granules for improved hardfacing material A hardfacing composition for a drill bit includes a carbide phase made from carbide particles having a barrier coating disposed thereon, and binder alloy. Also, a drill bit includes a steel bit body having hardfacing thereon and having at least one blade thereon, at... | 12/04/2007 |
| 7303599 | Manufacture of lapping board A method for manufacturing a lapping board having abrasive grains fixed on its surface, which is performed by the steps of: preparing a rotatable metal board having a surface of soft metal, an abrasive slurry-supplying tool arranged over the surface of the metal boa... | 12/04/2007 |
| 7300478 | Slurry composition and method of use The present invention provides an aqueous slurry composition that comprises cerium oxide and/or cerium oxide-containing mixed rare earth oxide abrasive particles, a polyacrylate, and an agent that retards hard settling. The agent that retards hard settling is prefer... | 11/27/2007 |
| 7300479 | Compositions for abrasive articles A structured abrasive article, methods of making an abrasive article, and methods of using an abrasive article. The abrasive composites forming the abrasive article have a height of at least 500 micrometers, and the abrasive particles in the composites have an avera... | 11/27/2007 |
