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| Number | Title | Issue Date |
| 7246474 | Metal shingle system A metal shingle system which is resistant to leakage, even under severe weather conditions. The key attribute of the new system to the design of the side edge of the shingle such that water that seeps between adjacent shingles cannot be blown upward. Briefly, the to... | 07/24/2007 |
| 7150446 | Dual lift system Valve and valve lift system suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. In a preferred embodiment, the valve is sea... | 12/19/2006 |
| 7146990 | Process for repairing sulfidation damaged turbine components A process is provided for cleaning a surface of an internal cavity of a gas turbine component having sulfidation or sulfur bearing deposits comprising: inserting into the internal cavity a fluoride salt; and heating the fluoride salt and the component in an inert at... | 12/12/2006 |
| 7121897 | Radial travel limiter for lighter socket lances A cigar lighter including a mounting ring, and a socket insertable into the mounting ring. The socket has at least one cantilevered lance extending in a longitudinal direction of the socket and directed radially inwardly. The mounting ring has a cylindrical body wit... | 10/17/2006 |
| 7033544 | Determination of supplemental fuel requirement and instantaneous control thereof involving regenerative thermal oxidation A control system for a regenerative thermal oxidizer in which contaminated air is first passed through a hot heat-exchange bed and into a communicating high temperature oxidation (combustion) chamber, and then through a relatively cool second heat exchange bed. The ... | 04/25/2006 |
| 6984141 | Power socket device with enabling switch A socket for providing electrical power, comprising a housing having an inner chamber, at least one electrically conductive terminal in said inner chamber, said at least one terminal being connectable to an electrical output of an electric power source, said at leas... | 01/10/2006 |
| 6978977 | Dual lift system Valve and valve lift system suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. In a preferred embodiment, the valve is sea... | 12/27/2005 |
| 6924038 | Stop-off for diffusion coating A mask suitable for protecting a portion of a substrate surface against diffusion coating of the substrate with a metal, which mask comprises a ceramic material comprising silica and an inert refractory diluent and a metal or metal alloy, wherein the metal or metal ... | 08/02/2005 |
| 6899121 | Switching valve seal Switching valve utilizing a rotatable seal suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. The valve has a seal plate t... | 05/31/2005 |
| 6892750 | Switching valve Switching valve and a regenerative thermal oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. The valve has a seal plate that defines two chambers, each chamber being a flow port ... | 05/17/2005 |
| 6872912 | Welding single crystal articles A process is provided for crack-free welding a nickel based single crystal superalloy article containing at least 5 weight % total of Al and Ti. The process comprises: melting an article surface to be welded and a filler alloy with an energy source, preferably a las... | 03/29/2005 |
| 6871358 | Preknotted adjustable fabric necktie A preknotted adjustable necktie is provided containing no rigid materials comprising a first outer tie portion having a front wide flap segment integral with a knot segment with an opening therethrough; and a second inner tie portion having an adjustable neck embrac... | 03/29/2005 |
| 6854171 | Method for producing a bending-resistant, elongated body The present invention provides a method for producing a bending-resistant, elongated body, preferably a shaft or beam. The invention is characterized in that an elongated blank is produced having at least one cavity extending essentially along the entire length of t... | 02/15/2005 |
| 6803135 | Thermal barrier coating having low thermal conductivity This invention provides a thermal barrier ceramic coating for application to a metallic article, with the ceramic coating having a formula of RexZr1−xOy wherein Re is a rare earth element selected from the group consisting of Ce, P... | 10/12/2004 |
| 6790313 | Method of cleaning sulfide contaminated condensates A method to remove sulfides and other volatile contaminants from liquor vapor condensate in a pulp manufacturing process, where the mentioned liquor vapor condensate is fed into a stripper, which is part of a closed loop system including the stripper, a regenerative... | 09/14/2004 |
| 6783111 | Dual lift system Valve and valve lift system suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. In a preferred embodiment, the valve is sea... | 08/31/2004 |
| 6775925 | Water spray web cooling apparatus for web dryer Apparatus and a method for the evaporative cooling of a web within a dryer in a compact manner. Excess fluid overspray is controlled, thereby avoiding problems with fluid depositing on internal surfaces of the dryer, which can cause mineral build-up and can result i... | 08/17/2004 |
| 6769357 | Digital can decorating apparatus A digitally controlled can printing apparatus for printing on circular two-piece cans, the apparatus including digital print-heads for printing an image on the cans and drives for transporting and rotating the cans in front of the print-heads in registered alignment... | 08/03/2004 |
| 6764779 | Thermal barrier coating having low thermal conductivity This invention provides a metallic article with a metallic substrate having a thermal barrier ceramic coating on its surface, the ceramic coating comprising a plurality of first layers of about 6 to 8 wt % yttria stabilized zirconia alternating with a plurality of s... | 07/20/2004 |
| 6749815 | Switching valve seal Switching valve utilizing a rotatable seal suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. The valve has a seal plate t... | 06/15/2004 |
| 6740850 | Electric cigar lighter assembly A cigar lighter comprising heating unit and socket in which heating unit is slidably received; heating unit having housing and further comprising switch having a first switch contact connected to a second end of a heating element, the switch further having second sw... | 05/25/2004 |
| 6735883 | Electrostatic assisted web cooling and remoistening device Apparatus and a method for enhancing the effectiveness of a water spray (30) to cool and/or remoisten a web (12) of material. The apparatus includes a web dryer, preferably a flotation dryer (100), an electrostatic charge generating device (3... | 05/18/2004 |
| 6666646 | Drag reduction for gas turbine engine components Gas turbine engine components which are supplied with longitudinal ribs on the areas that are in contact with a gas flow, whereby the riblets have a length of at least 5 mm, a height of at least 0.02 mm and a width of at least 0.01 mm. Those riblets are a... | 12/23/2003 |
| 6658667 | Preknotted adjustable fabric necktie The present invention provides a preknotted adjustable necktie comprising a front outer tie portion, a knot portion with an opening therethrough, and an adjustable neck embracing loop extending through the opening in said knot portion. The knot portion is... | 12/09/2003 |
| 6573474 | Process for drilling holes through a thermal barrier coating A method is provided for drilling a hole through a metallic workpiece having a thermal barrier coating with a ceramic top coat by laser drilling a counterbore to a depth which extends through the ceramic top coat but not substantially into the metallic wo... | 06/03/2003 |
| 6537021 | Abradeable seal system A gas turbine engine abradeable seal system is provided comprising a seal assembly and a cooperating interacting turbine blade. The turbine blade has a tip portion containing cubic boron nitride abrasive particles and the seal assembly has a superalloy su... | 03/25/2003 |
| 6502303 | Method of repairing a turbine blade tip A blade tip cap of a turbine blade is repaired by restoring the tip rail and attaching a strengthening rib across the blade tip cap connecting the concave wall to the convex wall of the tip rail.... | 01/07/2003 |
| 6421835 | Preknotted adjustable fabric necktie A preknotted adjustable necktie is provided containing no rigid materials comprising a first outer tie portion having a front wide flap segment integral with a knot segment with an opening therethrough; and a second inner tie portion having an adjustable ... | 07/23/2002 |
| 6420677 | Laser machining cooling holes in gas turbine components The present invention provides a method of laser machining a cooling hole in a hollow gas turbine component, the cooling hole including a circular cross section metering hole and a diffuser with an opening which extends from a shape locus in the metering ... | 07/16/2002 |
| 6380512 | Method for removing coating material from a cooling hole of a gas turbine engine component A process is provided for laser drilling to remove coating material obstructing cooling holes of a gas turbine component by utilizing a CNC component program which is preprogrammed with the general location of the cooling holes of a component to move a ma... | 04/30/2002 |
| 6376800 | Maskant for use during laser welding or drilling A maskant is provided for use during laser welding or drilling comprising a paste of metallic powder and silica.... | 04/23/2002 |
| 6333484 | Welding superalloy articles A process is provided for welding a nickel or cobalt based superalloy article to minimize cracking by preheating the entire weld area to a maximum ductility temperature range, maintaining such temperature during welding and solidification of the weld, rai... | 12/25/2001 |
| 6203021 | Abradable seal having a cut pattern An abradable seal is provided utilizing a laser to cut a pattern into the surface effective to improve abradability in the area of the pattern.... | 03/20/2001 |
| 6194086 | Method for producing abrasive tips for gas turbine blades A process is provided for producing an abrasive coating on a substrate surface by applying a bond coat by low pressure plasma spraying and anchoring to the bond coat abrasive particles by electroplating and embedding the particles into an oxidation resist... | 02/27/2001 |
| 6178886 | Replaceable inking arrangement in a can decorator In a can decorator, substituting one inking arrangement by another inking arrangement to facilitate reconfiguration of each inking arrangement with minimal down time while the other inking arrangement is inking cans being decorated. First and second inkin... | 01/30/2001 |
| 6173491 | Method for replacing a turbine vane airfoil A method for refurbishing turbine engine vanes in which the airfoils are removed and replaced. The original configuration of the vanes can be modified from a single casting or welded pair to a multi-piece component assembly comprising individual airfoil s... | 01/16/2001 |
| 6165345 | Electrochemical stripping of turbine blades A process is provided to strip a metallic coating from a turbine blade comprising attaching the blade to a positive lead from a power supply, submersing a portion of the blade with a metallic coating to be stripped into a bath of acidic electro stripping ... | 12/26/2000 |
| 6154959 | Laser cladding a turbine engine vane platform A method of refurbishing turbine engine vanes in which an alloy blend of a cobalt based superalloy and a nickel based superalloy corresponding to the base material of the turbine vane cobalt platform and the base nickel material of the replacement turbine... | 12/05/2000 |
| 6148517 | Repair of turbine exhaust case A process is provided for repairing the horizontal mount area of a JT9D turbine exhaust case having two mounting flanges by inspecting the horizontal mount area, weld repairing any defects found in the case wall and installing a reinforcement brace onto t... | 11/21/2000 |
| 6130405 | Laser drilling holes in a cylindrical workpiece A process is provided for laser drilling a plurality of holes in a row around the circumference of a cylindrical workpiece by continuously rotating the workpiece, sequentially impacting each hole location with a laser pulse and repetitively and sequential... | 10/10/2000 |
