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| Number | Title | Issue Date |
| 8101233 | Powder pump with vacuum filling A powder supply system for a powder-coating installation, especially a parts painting installation using electrostatic powder, according to the invention, comprises a tank designed to contain the powder, means for feeding powder into the tank, means for injecting co... | 01/24/2012 |
| 7951416 | Polyamide fluidized-bed-coating powder for thin-layer fluidized-bed coating One embodiment of the present invention provides a polyamide powder, which includes polyamide particles having a median grain size d 50 of from 20 to 90 μm, a content of fines | 05/31/2011 |
| 7842340 | Fibre coating method and apparatus A fiber unit coating apparatus includes a chamber into which an uncured resin coated fiber unit is passed. Microspheres mixed with air are fed into the chamber via ducts and apertures. As a result rapid and even application of the microspheres can be achieved, and t... | 11/30/2010 |
| 7790224 | Method for sinter coating A method for sinter coating a work-piece is disclosed, the work-piece having at least two sections of different surface-related heat capacities. The method includes a first step of pre-heating the work-piece to a first temperature that is higher than a fusion temper... | 09/07/2010 |
| 7618676 | Fibre coating method and apparatus A fiber unit coating apparatus includes a chamber into which an uncured resin coated fiber unit is passed. Microspheres mixed with air are fed into the chamber via ducts and apertures. As a result rapid and even application of the microspheres can be achieved, and t... | 11/17/2009 |
| 7459179 | Process for making a fibrous structure comprising an additive Processes for making fibrous structures wherein the process includes the step of contacting a fibrous structure with a solid additive such that the solid additive is present on a surface of the fibrous structure at a greater level than within the fibrous structure a... | 12/02/2008 |
| 7351287 | Method and apparatus for applying particulate material to a substrate A method and apparatus of applying a particulate material to a substrate includes applying adhesive to the substrate and passing the substrate through a chamber in which a particulate material is suspended in a fluid in order to adhere the particulate material to th... | 04/01/2008 |
| 7341630 | Stent coating system A nozzle for use in a coating apparatus for the application of a solvent and polymer to a stent is provided. ... | 03/11/2008 |
| 7323049 | High pressure superabrasive particle synthesis An improved method for controlling nucleation sites during superabrasive particle synthesis can provide high quality industrial superabrasive particles with high yield and a narrow size distribution. The synthesis method can include forming a raw material layer, for... | 01/29/2008 |
| 7238430 | Composition for controlling spangle size, a coated steel product, and a coating method A method of coating of steel products such as plate and sheet using an aluminum-zinc coating alloy includes modifying the coating bath with a particulate compound constituent in effective amounts to control the spangle facet size of the coated product, improve tensi... | 07/03/2007 |
| 7235278 | Method and apparatus for applying particulate material to a substrate A method and apparatus of applying a particulate material to a substrate includes applying adhesive to the substrate and passing the substrate through a chamber in which a particulate material is suspended in a fluid in order to adhere the particulate material to th... | 06/26/2007 |
| 7229670 | Method of making a glove with gripping dots A stretchable glove and the method of making the glove that stabilizes the interior of the glove with the skin of the user and enables the user to deftly grip and manipulate various types of articles. Uniquely, the glove is provided with a multiplicity of gripping d... | 06/12/2007 |
| 7211615 | Polyamide powder with long-lasting, consistently good flowability A composition containing from 88 to 99.99% by weight of a polyamide, a compound of a polyamide and mixtures of these, and from 0.01 to 0.25% by weight of a flow aid where the drying loss from the flow aid after 5 days of conditioning at a relative humidity of 95% is... | 05/01/2007 |
| 7205027 | Powder coating method providing enhanced finish characteristics A powder coating method that provides enhanced finish characteristics to a powder coated object. The object to be powder coated is vibrated such that the powder readily flows on the surface of the object. The improved flow of the applied powder results in a powder c... | 04/17/2007 |
| 7147717 | Wurster fluid bed coater with agglomeration enhancement screen An improved Wurster-type coater including a separator screen located within the Wurster tube in surrounding relationship to the spray nozzle and forming an annular volume through which at least a portion of smaller feed material particles are permitted to preferenti... | 12/12/2006 |
| 7147890 | Method for coating phosphor particles This invention relates to coated particles used as phosphor particles for a phosphor screen of a display and a coating method for such particles. In the coating method of the present invention, first particles having a mean particle diameter of 3 to 10 μm are fluid... | 12/12/2006 |
| 7105204 | Apparatus and method for coating the exterior surface of a pipe The exterior surface of a pipe is coated around its full perimeter without rotation of the pipe or the complete coating apparatus. In one example, the coating apparatus includes coating heads attached to a rotor with the coating material supplied under positive air ... | 09/12/2006 |
| 7052734 | Integral pigments in composite surfaces The invention includes methods for imparting spectral characteristics to composite materials by coating prepreg or dry reinforcement materials with pigment, then processing the prepreg or dry reinforcement materials using conventional composite processing methods. T... | 05/30/2006 |
| 7014883 | Apparatus and method for forming a composite structure A method for forming a composite structure is disclosed. The method includes four steps. Step one calls for applying a primer (104) to a surface (102) of a tool (100). Step two requires applying a coating (106) to primer (104). Ste... | 03/21/2006 |
| 6977096 | Method of coating surface with tungsten disulfide A tungsten disulfide metal surface treatment in which the substrate material is prepared through impingement of small blast media particle sizes to create formed pockets in the substrate material approximately matched to the size of the tungsten disulfide particles.... | 12/20/2005 |
| 6949289 | Impregnated glass fiber strands and products including the same The present invention provides an at least partially coated fiber strand comprising a plurality of glass fibers having a coating composition on at least a portion of at least one of the glass fibers, the coating composition comprising at least one coating comprising... | 09/27/2005 |
| 6942900 | Process for producing insulations for electrical conductors by means of powder coating A process for producing insulations for electrical conductors by powder coating, which results in aging which is improved compared to glass-mica or casting-resin insulation, and a powder which is suitable for such a process. The powder is applied a number of times i... | 09/13/2005 |
| 6938776 | Method and a device for the separation of particles A method of separating a mixture of particles in a liquid that within chosen limits have different physical property values, wherein the particles to be separated are supplied via a feeder to a screen upon which a layer of facilitating particles is disposed the size... | 09/06/2005 |
| 6913633 | Polycrystalline abrasive grit A method is provided for producing a plurality of polycrystalline ultra-hard abrasive grit. The method includes the steps of providing a mass of ultra-hard abrasive particles or a mass of a combination of a precursor for such particles and a suitable solvent/catalys... | 07/05/2005 |
| 6911087 | Product discharge and cleaning assembly for an apparatus for coating tablets A fluidized bed apparatus for applying a coating liquid onto the surface of particles includes a vertically disposed cylindrical product container having a peripheral wall, at least one cylindrical partition defining a centrally located up bed region and a periphera... | 06/28/2005 |
| 6881441 | Method for intermittently forming laid layers An intermittently laying method for intermittently forming laid layers (14) comprising a fluidized substance (13) laid thereon on a surface of a sheet-like member (12) moving in one direction, in the moving direction, the method comprising steps... | 04/19/2005 |
| 6858257 | Powder coating composition The invention provides a powder coating composition in which the powder particles are an agglomerate of individual particulate components fused or bonded together into composite particles. ... | 02/22/2005 |
| 6838123 | Method of coating fiber strands with a plastic coating composition from individual coating constituents The invention relates to a method for coating fibers shaped as fiber strands (roving and mats) using a fluidized bed technique, wherein (i) the desired composition of the individual coating constituents is directly applied from the fluidized bed without previous com... | 01/04/2005 |
| 6797331 | Process for producing a chemical-resistant protective layer for a rotary body having a base body made from fiber-reinforced plastic A fiber-reinforced plastic base body is first of all provided with a coating of hard rubber or thermoplastic having a dispersed metal or ceramic content of 5% by volume to 80% by volume, and the coating is ground down to provide a smooth surface In a further step a ... | 09/28/2004 |
| 6780457 | Method for producing a high-quality insulation of electrical conductors or conductor bundles of rotating electrical machines by means of fluidized-bed sintering The invention discloses a process for producing a high-quality insulation on a conductor or conductor bundle of rotating electrical machines, in which, in successive immersion passes in a fluidized-bed sintering tank, internal corona-discharge protection, insulation... | 08/24/2004 |
| 6773521 | Apparatus and process for treating a particulate material within a rotating retort Apparatus (1) and process for treating particulate material or powder (33) of a size capable of being fluidized in a retort (31) mounted for rotation on a pair of end axles (18, 41). Retort (31) is mounted on a tilt frame (5... | 08/10/2004 |
| 6759095 | Electrostatic powder coating method using a swirling flow pattern A method of powder coating a workpiece in a housing having a powder coating area with a workpiece travel path and an interior wall surface sloped around at least a portion of the workpiece travel path includes moving air and powder in the powder coating area along a... | 07/06/2004 |
| 6720079 | Polyester containing tertiary carboxyl groups, process for its preparation and thermosetting powder compositions containing it The invention concerns a polyester bearing tertiary carboxyl groups, characterised in that it consists of: (a) 8.1 to 35 moles of an aliphatic or cycloaliphatic of a polyol; (b) 9.1 to 36 moles of an aliphatic, cycloaliphatic or aromatic polycarboxylic acid; (c) 1.6... | 04/13/2004 |
| 6706332 | Method of coating thin-layers on golf balls A method for coating a golf ball comprising the steps of providing a golf ball component; providing a polymer material; creating a polymer particulate; fluidizing the polymer particulate; placing the golf ball component within the fluidized particulate; and fluidize... | 03/16/2004 |
| 6673439 | Coated diamond, manufacturing method and composite material thereof A coated diamond which is dense and excellent in adherence and enables diamond to exhibit its superior characteristics, a manufacturing method and a composite material of the coated diamond are achieved. The coated diamond includes a diamond (1) and an Si... | 01/06/2004 |
| 6660326 | Production method for monolayer powder film and production apparatus therefor An adhesive layer is provided on a base material in the shape of an elongated film, powder particles are adhered thereon, and then other powder particles and media vibrated in a container are contacted with this adhesive layer. Next, the powder particles ... | 12/09/2003 |
| 6623793 | Process for forming a reflective surface A process for forming a retroreflective layer on a powder coated substrate is provided. The substrate is powder coated and the powder coating is subsequently partially cured. Reflective elements are then partially embedded in the semi-cured powder. The po... | 09/23/2003 |
| 6616968 | Coated polymeric particles having improved anti-block characteristics, method of making such particles, and apparatus therefor To provide superior anti-agglomeration, or tackiness-reducing, properties, one aspect of the invention is directed to coated polymeric particles, with each of the coated particles comprised of a polymeric substrate particle and a block-reducing coating on... | 09/09/2003 |
| 6613436 | Modified aminoplast crosslinkers and powder coating compositions containing such crosslinkers The present invention provides a crosslinking agent which may have reactive benzoxazine groups prepared from (a) at least one aromatic compound, (b) at least one aminotriazine compound, and (c) at least one other compound having active hydrogen groups rea... | 09/02/2003 |
| 6582521 | Annular flow electrostatic powder coater An electrostatic powder coating apparatus including a housing with an interior coating area for receiving a workpiece. The interior coating area includes a vortex inducing surface and a pressurized air input device directs air against the surface to form ... | 06/24/2003 |
