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| Number | Title | Issue Date |
| 7041384 | High bond strength interlayer for rhenium hot gas erosion protective coatings A method for producing a coated carbon composite material is provided. The resulting coated composite is useful for applications such as rocket nozzles and valve bodies that encounter the high temperature and high flow rates in rocket propulsion and control. A carbo... | 05/09/2006 |
| 7029760 | Plated material and method of manufacturing the same, terminal member for connector, and connector A plated material reduces insertion and withdrawal forces when used in a connector. A terminal member for a connector and a connector therewith are also provided. The plated material comprises a substrate 3 made of Cu or a Cu alloy and a metal plating layer | 04/18/2006 |
| 6991855 | Reactive multilayer foil with conductive and nonconductive final products Reactive foils and their uses are provided as localized heat sources useful, for example, in ignition, joining and propulsion. An improved reactive foil is preferably a freestanding multilayered foil structure made up of alternating layers selected from materials th... | 01/31/2006 |
| 6969558 | Low sulfur article having a platinum-aluminide protective layer, and its preparation A coated article is prepared by furnishing an nickel-base article substrate having a free sulfur content of more than 0 but less than about 1 part per million by weight. A protective layer is formed at a surface of the article substrate. The protective layer include... | 11/29/2005 |
| 6875521 | Reactive multilayer foil with conductive and nonconductive final products Reactive foils and their uses are provided as localized heat sources useful, for example, in ignition, joining and propulsion. An improved reactive foil is preferably a freestanding multilayered foil structure made up of alternating layers selected from materials th... | 04/05/2005 |
| 6869690 | Zinc-diffused alloy coating for corrosion/heat protection The present invention relates to a zinc-diffused nickel alloy coating for corrosion and heat protection and to a method for forming such a coating. The coating method broadly comprises the steps of forming a plain nickel or nickel alloy coating layer on a substrate,... | 03/22/2005 |
| 6863992 | Composite reactive multilayer foil Reactive foils and their uses are provided as localized heat sources useful, for example, in ignition, joining and propulsion. An improved reactive foil is preferably a freestanding multilayered foil structure made up of alternating layers selected from materials th... | 03/08/2005 |
| 6797408 | Low-sulfur article having a platinum-aluminide protective layer, and its preparation A coated article is prepared by furnishing an nickel-base article substrate having a free sulfur content of more than 0 but less than about 1 part per million by weight. A protective layer is formed at a surface of the article substrate. The protective layer include... | 09/28/2004 |
| 6756134 | Zinc-diffused alloy coating for corrosion/heat protection The present invention relates to a zinc-diffused nickel alloy coating for corrosion and heat protection and to a method for forming such a coating. The coating method broadly comprises the steps of forming a plain nickel or nickel alloy coating layer on a substrate,... | 06/29/2004 |
| 6720088 | Materials for protection of substrates at high temperature, articles made therefrom, and method for protecting substrates A group of alloys suitable for use in a high-temperature, oxidative environment, a protective coating system comprising a diffusion barrier that comprises an alloy selected from the group, an article comprising the diffusion barrier layer, and a method for protectin... | 04/13/2004 |
| 6613445 | Metal slurry coatings on substrates, and related articles A method for forming a metal-containing layer on a substrate is disclosed. A slurry of the metal is first deposited on the substrate; followed by heating to remove volatile material from the slurry, and to form a layer of the metal. In another embodiment,... | 09/02/2003 |
| 6610416 | Material treatment for reduced cutting energy and improved temperature capability of honeycomb seals The present invention provides for a method to reduce the strength of the honeycomb of a jet turbine stator, increasing its machinability, with a resultant reduction in measured peak tooth temperature, while maintaining or even improving its high temperat... | 08/26/2003 |
| 6565990 | Bonded niobium silicide and molybdenum silicide composite articles and method of manufacture An airfoil having a melting temperature of at least about 1500° C. and comprising a first piece and a second piece joined at a bonded region to the first piece by a diffusion bond. The first piece comprises one of a first niobium-based refractory metal i... | 05/20/2003 |
| 6528181 | Surface-treated steel sheet having lowered contact resistance and connecting terminal members made by using the same A plated steel sheet and a connection terminal material using the plated steel sheet have low contact resistance and excellent corrosion resistance. The coated film, which has excellent adhesion, is formed by coating a stainless steel base sheet which is ... | 03/04/2003 |
| 6514631 | Heating furnace tube and method of manufacturing the same A heating furnace tube, a method of using the same and a method of manufacturing the same which have been developed with a view to eliminating inconveniences occurring when a carbon-containing fluid is made to flow in the heating furnace tube. The heating... | 02/04/2003 |
| 6514629 | Article with hafnium-silicon-modified platinum-aluminum bond or environmental coating An article such as a gas turbine blade or vane has a superalloy substrate, and a coating system deposited on the substrate. The coating system includes a protective layer overlying the substrate, and, optionally, a ceramic thermal barrier coating layer ov... | 02/04/2003 |
| 6489043 | Iron aluminide fuel injector component An iron aluminide fuel injector component such as a nozzle, plunger or other part is manufactured from iron aluminide or includes an iron aluminide coating on at least a portion of a surface in contact with the fuel which passes through the fuel injector.... | 12/03/2002 |
| 6475647 | Protective coating system for high temperature stainless steel A method for protecting high temperature stainless steel from coking and corrosion at elevated temperatures in corrosive environments, such as during ethylene production by pyrolysis of hydrocarbons or the reduction of oxide ores, by coating the stainless... | 11/05/2002 |
| 6468679 | Metal-based gradient composite material having good lubrication and wear resistance property, the production and the use of the same This invention is related to a metal-based gradient composite material having good lubrication and wear-resistance properties. The composite material comprises a metal (M) matrix and a gradient composite layer of metal sulfide (M[S]) and metal oxide,(M[O]... | 10/22/2002 |
| 6436556 | Method for producing a strip-like metal composite by high temperature dip coating The invention relates to a method and a device for the production of a strip-like metallic composite material by the high-temperature dip coating of a metallic carrier strip, consisting of a metallurgic vessel for receiving the liquid depositing material,... | 08/20/2002 |
| 6413649 | Silver-copper-nickel infiltration brazing filler metal and composites made therefrom The present invention is directed to brazing filler metals that can be used in the infiltration brazing of porous matrix materials without the need for a flux. The brazing filler metals contain two different Group II metals and a third metal of Group 9 an... | 07/02/2002 |
| 6348114 | Copper alloy and sliding bearing having improved seizure resistance A sliding bearing having improved seizure resistance has the following structure: (a) A bearing layer (2). It comprises a copper alloy containing in a Cu matrix Ag, Sn, Sb, In, Mn, Fe, Bi, Zn, Ni and/or Cr. (b) A first sub-layer (3) of the bearing layer (2). F... | 02/19/2002 |
| 6344282 | Graded reactive element containing aluminide coatings for improved high temperature performance and method for producing A diffusion aluminide coating having a graded structure is applied over a nickel base superalloy substrate. The coating has an inner region of a diffusion aluminide adjacent to the substrate rich in a reactive element, typically Hf, Si or combinations of ... | 02/05/2002 |
| 6340535 | Method for the heat treatment of a ZnSe crystal substrate, heat treated substrate and light emission device This invention relates to a method for the heat treatment of a ZnSe crystal substrate to dope it with Al as a donor impurity, a ZnSe crystal substrate prepared by this heat treatment and a light-emitting device using the ZnSe crystal substrate, in particu... | 01/22/2002 |
| 6336979 | Wear resistant copper base alloy, method of preparing the same and electrical part using the same Wear resistant copper or a wear resistant copper base alloy having formed on the outermost surface thereof an oxide layer having a thickness of 10-1000 nm and a layer of an intermetallic compound primarily comprising Cu--Sn having a thickness of 0.1-10 μ... | 01/08/2002 |
| 6333121 | Low-sulfur article having a platinum-aluminide protective layer and its preparation A coated article is prepared by furnishing an nickel-base article substrate having a free sulfur content of more than 0 but less than about 1 part per million by weight. A protective layer is formed at a surface of the article substrate. The protective la... | 12/25/2001 |
| 6329079 | Lined alloy tubing and process for manufacturing the same A tube for a cracker unit in which ethylene is produced withstands, without oxidizing or losing its strength, the elevated temperatures required to effect cracking, yet retards coking. The tube has a shell formed from stainless steel or high nickel alloy ... | 12/11/2001 |
| 6231996 | Part or jig for gas carburizing furnace A part or jig of a metal for a gas carburizing furnace has an Al diffusion layer which has an Al content of 10 to 50 wt % in the surface portion of the part or jig, the Al diffusion layer being formed by carrying out the calorizing treatment.... | 05/15/2001 |
| 6228513 | Method of improving oxidation and corrosion resistance of a superalloy article, and a superalloy article obtained by the method A method of improving the oxidation and corrosion resistance of a superalloy article comprises providing a superalloy substrate having a sulphur content which is less than 0.8 ppm by weight, and depositing on the substrate a protective antioxidation coati... | 05/08/2001 |
| 6194088 | Stainless steel coated with intermetallic compound and process for producing the same An intermetallic-compound coated stainless steel having excellent rigidity, toughness, wear resistance and corrosion resistance comprises a substrate of a martensite stainless steel having a Vickers hardness of 400 or more, and a hard film having a bottom... | 02/27/2001 |
| 6139976 | Article having a superalloy substrate and an enrichment layer placed thereon, and methods of its manufacturing The invention relates to an article of manufacture comprising: a substrate composed of a superalloy containing chromium and a base element selected from the group consisting of iron, cobalt, and nickel; and an enrichment layer containing chromium and plac... | 10/31/2000 |
| 6136451 | Platinum modified aluminide diffusion coating and method A method of improving oxidation resistance of a platinum modified aluminide diffusion coating on a substrate involves electroplating the substrate with a platinum layer from an aqueous hydroxide based electroplating solution and aluminizing the substrate ... | 10/24/2000 |
| 6129991 | Aluminide/MCrAlY coating system for superalloys High temperature oxidation resistance of an aluminide diffusion overcoated MCrAlY coating system is substantially improved by CVD over-aluminizing the MCrAlY type overlay coating under CVD conditions that result in reduced concentrations of such tramp imp... | 10/10/2000 |
| 6060179 | Cu-Pb alloy bearing and producing method therefor Disclosed is a Cu--Pb alloy bearing and a producing method thereof. The Cu--Pb alloy bearing consists of a backing metal layer and a Cu--Pb bearing alloy layer which is bonded to the backing metal layer and whose matrix contains dispersed Pb-phase grains.... | 05/09/2000 |
| 6020075 | Thermal barrier coating system A thermal barrier coating system and a method for forming the coating system on an article designed for use in a hostile thermal environment, such as superalloy turbine, combustor and augmentor components of a gas turbine engine. The method is particularl... | 02/01/2000 |
| 5958152 | Chromized heat-resistant alloy members and a process for the production thereof To provide heat-resistant alloy members that maintain the resistance to corrosion at high temperature of the chromized layer formed on Ni- or Co-base heat-resistant alloys and which yet are improved in various mechanical properties. The improved Ni- or Co... | 09/28/1999 |
| 5882587 | Lead alloy used for sliding bearing An overlay alloy for sliding bearing is deposited on a lining by plating and consists of from 2 to less than 5% of tin, from 0.05 to 10% of indium, from 0.05 to 5% of copper, the balance consisting of lead and unavoidable compound. Seizure at high speed t... | 03/16/1999 |
| 5695877 | Doped ferrite film Ferrite films are formed by reactively sputtering elemental iron in an oxygen-containing plasma to deposit a layer of iron oxide (14) on a ceramic substrate (12). A dopant layer (16) of a transition metal-oxide is reactively sputtered onto the iron oxide ... | 12/09/1997 |
| 5516383 | Method of making metal foil material for catalytic converters A metal foil substrate material 50 for catalytic converters 54 and method of making the material in which layers (10, 12, 14) of ferritic stainless steel and aluminum are solid state metallurgically bonded together forming a composite material 24. Such co... | 05/14/1996 |
| 5500290 | Surface treated steel sheet A surface treated steel sheet comprises: a steel sheet containing C, Si, Mn, P, S, Ni, Ti, Cu and B; a diffused alloy layer containing Fe, Ni, and P; and a zinc coating layer formed on the diffused alloy layer. A method for producing a surface treated steel sh... | 03/19/1996 |
