Famous Patents
British merchant Peter Durand invented the tin can in 1810.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8133334 | Process for manufacturing high strength corrosion resistant alloy for oil patch applications A Ni—Fe—Cr alloy having high strength, ductility and corrosion resistance especially for use in deep-drilled, corrosive oil and gas well environments, as well as for marine environments. The alloy comprises in weight %: 35-55% Ni, 12-25% Cr, 0.5-5% Mo, up to 3% ... | 03/13/2012 |
| 8083874 | Method for producing low thermal expansion Ni-base superalloy A method for producing a low thermal expansion Ni-base superalloy including the steps of subjecting the alloy to a solution heat treatment under the condition of at a temperature of 1000 to 1200° C. and subjecting the alloy to either a carbide stabilizing treatment... | 12/27/2011 |
| 7959748 | Method of manufacturing Ni-based superalloy component for gas turbine using one-step process of hot isostatic pressing and heat treatment and component manufactured thereby Disclosed herein are a method of manufacturing a Ni-based superalloy component for a gas turbine using a one-step process of hot isostatic pressing (HIP) and heat treatment, and a component manufactured by the method. In the method, an HIP process and a heat treatme... | 06/14/2011 |
| 7951246 | Method for manufacturing open porous metallic foam body The invention relates to open-pored metallic foam bodies as well as a method for manufacturing thereof. These metallic foam bodies are allowed to be advantageously used with ambient environmental conditions causing a high corrosion to many conventional materials, an... | 05/31/2011 |
| 7938919 | Method for the heat treatment of nickel-based superalloys A heat treatment method for a nickel-based superalloy, in particular for the production of single-crystal components or directionally solidified components having a chemical composition permits full solution annealing at a temperature T1, the method comprisin... | 05/10/2011 |
| 7896986 | Heat treatment of superalloy components An improved method of heat treating superalloys prior to welding includes subjecting only the portion of the component to be repaired to a localized heat treatment, leaving the remainder of the component untreated. The localized heat treatment permits the use of hig... | 03/01/2011 |
| 7708846 | Superalloy stabilization For a group of nickel-based superalloys, improved properties have been obtained by stabilizing at increased temperature for a reduced time relative to prior art specifications. In particular, improved creep properties have been obtained with a one-hour 1800° F. sta... | 05/04/2010 |
| 7628874 | Methods of processing nickel-titanium alloys Embodiments of the present invention provide methods of processing nickel-titanium alloys including from greater than 50 up to 55 atomic percent nickel to provide a desired austenite transformation temperature and/or austenite transformation temperature range. In on... | 12/08/2009 |
| 7553384 | Local heat treatment for improved fatigue resistance in turbine components A method for locally heat-treating a gas turbine engine superalloy article to improve resistance to strain-induced fatigue of the article is disclosed. The method comprises providing a gas turbine engine superalloy article having a gamma prime solvus temperature; an... | 06/30/2009 |
| 7527702 | Nickel-base alloys and methods of heat treating nickel-base alloys Embodiments of the present invention relate to nickel-base alloys, and in particular 718-type nickel-base alloys, having a desired microstructure that is predominantly strengthened by γ′-phase precipitates and comprises an amount of at least one grain boundary pr... | 05/05/2009 |
| 7338645 | Method and system for reducing decomposition byproducts in a methanol to olefin reactor system Disclosed is a method and system for reducing the formation of metal catalyzed side-reaction byproducts formed in the feed vaporization and introduction system of a methanol to olefin reactor system by forming and/or coating one or more of the heating devices, feed ... | 03/04/2008 |
| 7338259 | High modulus metallic component for high vibratory operation A high modulus component, such as an aircraft engine turbine blade, is formed from a base metal that has a high modulus crystallographic orientation that is aligned with the primary, i.e. radial, direction of the turbine blade. The base metal is Ni, Fe, Ti, Co, Al, ... | 03/04/2008 |
| 7268474 | Alloy, electrode with the alloy, and ignition device with the alloy A nickel alloy has 10-20 weight percent of chromium, and 1-4 weight percent of an element selected from the group consisting of aluminum, silicium and both, and can be used in an electrode, for example in an ignition device. ... | 09/11/2007 |
| 7217330 | Turbine rotor heat treatment process A method of heat treating a turbine rotor disk to obtain different radial properties at different locations in the rotor disk includes a) heating the rotor disk for a period of from 4 to 10 hours at a temperature of 1800° F.; b) cooling the rotor disk to a temperat... | 05/15/2007 |
| 7192496 | Methods of processing nickel-titanium alloys Embodiments of the present invention provide methods of processing nickel-titanium alloys including from greater than 50 up to 55 atomic percent nickel to provide a desired austenite transformation temperature and/or austenite transformation temperature range. In on... | 03/20/2007 |
| 7169242 | Method of removing casting defects A method for removing casting defects (5) from an article (1) with an oriented microstructure can include locating at least one casting defect (5) and melting the casting defect (5) locally by a heat source (7) to a depth at least ... | 01/30/2007 |
| 7169241 | Ni-based superalloy having high oxidation resistance and gas turbine part A Ni-based alloy hardened with the γ′ phase, which is able to exhibit not only superior strength at high temperatures, but also excellent hot corrosion resistance and oxidation resistance at high temperatures in spite of containing no Re or reducing the amount of... | 01/30/2007 |
| 7166176 | Cast single crystal alloy component with improved low angle boundary tolerance A nickel-based single crystal gas turbine component (30) having a low angle boundary (34) with improved material properties resulting from retained gamma/gamma prime eutectic phase at the low angle boundary. The coarse eutectic phase nodules roughen th... | 01/23/2007 |
| 7156932 | Nickel-base alloys and methods of heat treating nickel-base alloys Embodiments of the present invention relate to nickel-base alloys, and in particular 718-type nickel-base alloys, having a desired microstructure that is predominantly strengthened by γ′-phase precipitates and comprises an amount of at least one grain boundary pr... | 01/02/2007 |
| 7147201 | Method for annealing an electrodeposition structure A method for annealing a structure formed by electrodeposition is provided, the method comprising providing the electrodeposition structure, the electrodeposition structure comprising an electroformed mold, the electroformed mold having a nominal thickness between a... | 12/12/2006 |
| 7138020 | Method for reducing heat treatment residual stresses in super-solvus solutioned nickel-base superalloy articles In accordance with an embodiment of the present invention, a method for reducing residual stress in a nickel-base superalloy article comprising about 40–70% of gamma prime phase and having a gamma prime solvus temperature is disclosed. The method comprises the ste... | 11/21/2006 |
| 7115175 | Modified advanced high strength single crystal superalloy composition The present invention relates to an improved single crystal nickel base superalloy and a process for making same. The single crystal nickel base superalloy has a composition comprising 3 to 12 wt % chromium, up to 3 wt % molybdenum, 3 to 10 wt % tungsten, up to 5 wt... | 10/03/2006 |
| 7074284 | Heat treatment method for bodies that comprise a nickel based superalloy In a heat treatment process for a single-crystal or directionally solidified material body comprising a nickel-based superalloy, the material body is solution-annealed and then at a first temperature γ′ particles of greater than 1 μm are precipitated in a propor... | 07/11/2006 |
| 7063752 | Grain refinement of alloys using magnetic field processing A method for refining the grain size of alloys which undergo ferromagnetic to paramagnetic phase transformation and an alloy produced therefrom. By subjecting the alloy to a timed application of a strong magnetic field, the temperature of phase boundaries can be shi... | 06/20/2006 |
| 7037390 | Method of heat treatment for Ni-base alloy tube A method of heat treatment for an efficient forming of two-layered oxide film on the inside surface of a Ni-base alloy tube. The oxide film suppresses the Ni release in a high-temperature water environment. At least two gas supplying devices are provided on t... | 05/02/2006 |
| 7033448 | Method for preparing a nickel-base superalloy article using a two-step salt quench An article made of a nickel-base superalloy strengthened by the presence of a gamma-prime phase is prepared by solution heat treating the nickel-base superalloy at a solutionizing temperature above a gamma-prime solvus temperature of the nickel-base superalloy, ther... | 04/25/2006 |
| 6994916 | Friction stir grain refinement of structural members The present invention provides an improved structural assembly constructed of a plurality of structural members secured together. At least one of the plurality of structural members defines a first region characterized by comparatively high operational stress and a ... | 02/07/2006 |
| 6953509 | Method for preparing pre-coated, metallic components and components prepared thereby A high-strength, corrosion- and heat-resistant aircraft structural component such as a fastener is prepared by providing a corrosion-resistant stainless steel or heat-resistant superalloy metallic component precursor that is not in its final heat-treated state, and ... | 10/11/2005 |
| 6939419 | Method for producing axially symmetric parts and the article The invention relates to plastic metal working, more specifically to methods for producing parts of the disk- or shell-type having conical, hemispherical, and also combined parts, such as disk-and-shaft ones. The invention is instrumental in producing large axially ... | 09/06/2005 |
| 6924040 | Thermal barrier coating systems and materials A ceramic material has particular utility as a thermal insulating or thermal barrier coating on metallic substrates. The ceramic material includes gadolinia and hafnia, preferably forming gadolinia-hafnia. This material exhibits chemical stability, thermal stability... | 08/02/2005 |
| 6916387 | Weld repair of superalloy castings A method of repairing a void on a nickel or cobalt base superalloy investment casting by vibrating the casting for a time before repairing the void, vibrating the casting while filling the void wherein the void is filled by repeatedly making incremental weld deposit... | 07/12/2005 |
| 6908518 | Nickel base superalloys and turbine components fabricated therefrom A nickel base superalloy suitable for the production of a large, crack-free nickel-base superalloy gas turbine bucket suitable for use in a large land-based utility gas turbine engine, comprising, by weight percents: Chromium 7.0 t... | 06/21/2005 |
| 6755924 | Method of restoration of mechanical properties of a cast nickel-based super alloy for serviced aircraft components A heat treatment process that will restore the mechanical properties of an aircraft engine article that includes a cast nickel-based superalloy portion welded to a wrought portion. The heat treatment process includes placing an article that includes the nickel-based... | 06/29/2004 |
| 6755921 | Nickel-based single crystal alloy and a method of manufacturing the same The present inventions offer a nickel-based single crystal alloy which has a high strength, is easy in conducting the solution heat treatment, hardly gives a harmful phase and is resistant to corrosion at high temperature. A nickel-based single crystal alloy is offe... | 06/29/2004 |
| 6660110 | Heat treatment devices and method of operation thereof to produce dual microstructure superalloy disks A heat treatment assembly and heat treatment methods are disclosed for producing different microstructures in the bore and rim portions of nickel-based superalloy disks, particularly suited for gas turbine applications. The heat treatment assembly is capa... | 12/09/2003 |
| 6638373 | Two step aging treatment for Ni-Cr-Mo alloys A two step heat treatment for Ni--Cr--Mo alloys containing from 12% to 23.5% chromium provides higher yield strength, high tensile strength and other mechanical properties comparable to those observed in similar alloys age-hardened according to current pr... | 10/28/2003 |
| 6610155 | Aging treatment for Ni-Cr-Mo alloys A single step heat treatment for Ni--Cr--Mo alloys containing from 12% to 19% chromium and from 18% to 23% molybdenum provides higher yield strength, high tensile strength and other mechanical properties comparable to those observed in similar alloys age-... | 08/26/2003 |
| 6605163 | Process for manufacturing a strip made of an Fe-Ni alloy Process for manufacturing a strip made of an Fe--Ni alloy of the "γ' and/or γ" structural hardening" type, the thermal expansion coefficient between 20° C. and 150° C. of which is less than 7×10-6 /K, in which a hot strip is manufactured e... | 08/12/2003 |
| 6579388 | Aging treatment for Ni-Cr-Mo alloys A single step heat treatment for Ni-Cr-Mo alloys containing from 12% to 19% chromium and from 18% to 23% molybdenum provides higher yield strength, high tensile strength and other mechanical properties comparable to those observed in similar alloys age-ha... | 06/17/2003 |
| 6544362 | Two step aging treatment for Ni-Cr-Mo alloys A two step heat treatment for Ni--Cr--Mo alloys containing from 12% to 23.5% chromium provides higher yield strength, high tensile strength and other mechanical properties comparable to those observed in similar alloys age-hardened according to current pr... | 04/08/2003 |
