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| Number | Title | Issue Date |
| 8062711 | Device and a method for stabilizing a steel sheet A device for stabilizing an elongated steel sheet when continuously transporting the steel sheet in a transport direction along a predetermined transport path. The device includes at least a first pair, a second pair and a third pair of electromagnets with at least ... | 11/22/2011 |
| 7413780 | High strength galvannealed steel sheet excellent in workability and a method of production of the same Galvannealed steel sheet simultaneously able to achieve excellent workability and high strength and a method of production of the same are provided as an objective, in particular high strength galvannealed steel sheet excellent in workability, comprising high streng... | 08/19/2008 |
| 7367105 | Method and device for galvanizing objects A device and method for thermally galvanizing objects, in particular metal objects, includes pretreating an object for treating. The pretreated object is arranged in a flux bath for fluxing of the object and arranged in a zinc bath in order to have the material of t... | 05/06/2008 |
| 7361385 | Method for manufacturing hot-dip plated metal strip and apparatus for manufacturing the same The invention relates to a method for manufacturing a hot-dip plated metal strip comprising the steps of: introducing a metal strip into a molten metal bath of plating metal to adhere the molten metal onto the surface of the metal strip; taking out the metal strip, ... | 04/22/2008 |
| 7261922 | Method of applying additional corrosion protection to a localized portion of a galvanized pole The invention relates to a method of providing additional corrosion protection to a localized portion of a pole such as a utility pole, support pole, or the like comprising the steps of: (1) determining which portion of the pole is to receive additional corro... | 08/28/2007 |
| 7241350 | Corrosion resistant poly-metal diffusion coatings and a method of applying same Diffusion metallic anticorrosive zinc-iron-aluminum coatings of iron and iron-based item surfaces, realized by heating of products at temperatures of 370–450° C. in a saturating powder mixture environment in a closed container. The coating compositions are multip... | 07/10/2007 |
| 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 |
| 7160581 | Preparation of steel surfaces for single-dip aluminium-rich zinc galvanising A process is disclosed for the preparation of a steel surface for single-dip aluminium-rich zinc galvanizing. The process steps comprise: cleaning the surface so as to obtain less than 0.6 μg/cm2 residual dirt; pickling the surface; applying a protective... | 01/09/2007 |
| 7147933 | Tin-silver coatings The present invention relates to improved coatings for electrical or electronic connectors such as contacts or terminals used in automotive applications. Coatings in accordance with the present invention preferably comprise binary tin-silver coatings consisting of m... | 12/12/2006 |
| 7118809 | High-strength hot-dip galvanized steel sheet with excellent spot weldability and stability of material properties A high-strength hot-dip galvanized steel sheet is provided which comprises a composite structure consisting essentially of ferrite and martensite. The steel comprises, by mass %, C: 0.05 to 0.12%, Si: not more than 0.05%, Mn: 2.7 to 3.5%, Cr: 0.2 to 0.5%, Mo: 0.2 to... | 10/10/2006 |
| 7074497 | Coated steel sheet and method for manufacturing the same A coated steel sheet having a coated layer on surfaces of a steel sheet of a composition containing not less than 0.1 mass % and under 3 mass % of Al, wherein a following condition A or B is met: A: An AlN precipitate layer exists on a matr... | 07/11/2006 |
| 7041181 | Coated steel part with regions of different ductility A hardenable steel workpiece having two regions is first hardened so that both regions are of generally the same low ductility. Then only one of the regions is hot coated so as to increase the ductility of the one region while not heating and changing the ductility ... | 05/09/2006 |
| 6982012 | Method of manufacturing steel sheet having excellent workability and shape accuracy A method of manufacturing a high strength steel sheet containing, in mass %, C: 0.02 to 0.04%, Si: at most 0.4%, Mn: 0.5-3.0%, P: at most 0.15%, S: at most 0.03%, Al: at most 0.50%, N: at most 0.01%, and Mo: 0.01-1.0%. The method includes performing hot rough rollin... | 01/03/2006 |
| 6980874 | System and method for detecting an anomalous condition in a multi-step process A technique for analyzing an anomalous condition in a process for producing a product is described, where the process includes plural subprocesses for performing operations on the product. The technique includes: (a) for each of the subprocesses, providing sensor ou... | 12/27/2005 |
| 6967041 | Method of masking areas of an object during galvanizing A method of masking areas of an object during galvanizing of the object to prevent galvanizing material from adhering to the masked areas comprising the step of applying a polyurethane adhesive to the area. ... | 11/22/2005 |
| 6939586 | Method and installation for hot process and continuous dip coating of a metal strip A process for the continuous dip-coating of a metal strip (1) in a tank (11) containing a liquid metal bath (12), in which process the metal strip (1) is made to run continuously through a duct (13), the lower part (13a | 09/06/2005 |
| 6936307 | Method and installation for dip coating of a metal strip A process for the continuous dip-coating of a metal strip (1) in a tank (11) containing a liquid metal bath (12), in which process the metal strip (1) is made to run continuously through a duct (13), the lower part (13a | 08/30/2005 |
| 6924044 | Tin-silver coatings The present invention relates to improved coatings for electrical or electronic connectors such as contacts or terminals used in automotive applications. Coatings in accordance with the present invention preferably comprise binary tin-silver coatings consisting of m... | 08/02/2005 |
| 6908693 | Sn-based metal-coated steel strip excellent in appearance and process for producing same A Sn-based metal-coated steel strip excellent in appearance comprises a Ni-based metal (such as Ni, a Ni—Sn alloy, a Ni—Zn alloy, a Ni—Fe alloy and a Ni—Co alloy) preplating layer and a Sn-based metal (such as a Sn—Zn alloy) coating formed thereon, and is ... | 06/21/2005 |
| 6902829 | Coated steel alloy product A high strength dual phase cold rolled steel having controlled amounts of carbon, manganese, and molybdenum is used as a starting material in a hot-dip zinc coating process to manufacture a high strength dual phase cold rolled steel having a conventional galvanized ... | 06/07/2005 |
| 6811589 | Method for adding solid zinc-aluminum to galvanizing baths The process of the present invention is directed to a method for making zinc or zinc-aluminum alloy additions to galvanizing baths. The process involves addition of a wire of zinc or zinc-aluminum alloy introduced directly into a molten galvanizing bath to more rapi... | 11/02/2004 |
| 6800327 | Method and apparatus for coating metal strip, particularly cold-rolled steel strip A method and an apparatus for coating metal strip, particularly cold-rolled steel strip, with a coating metal which is in the molten state. The metal strip is heated and annealed in a heating furnace and subsequently the required strip temperature and surface proper... | 10/05/2004 |
| 6797411 | Galvanized steel sheet, method for manufacturing the same, and method for manufacturing press-formed product The method for manufacturing galvanized steel sheet has a step of adjusting the surface texture thereof by blasting solid particles against the surface thereof. The surface texture is defined by at least one parameter selected from the group of parameters consisting... | 09/28/2004 |
| 6797410 | High tensile strength hot dip plated steel and method for production thereof A steel composition, in which, Si content is regulated to a given range and Nb and Cu or Ni, Mo are compositively added, and a recrystallization annealing is carried out to form an internal oxide layer just beneath a surface of a steel sheet and a surface oxide simu... | 09/28/2004 |
| 6767652 | Galvannealed steel sheet superior in workability A galvannealed steel sheet superior in workability wherein the steel sheet is characterized by containing silicon in an amount no less than 0.8 mass % and retained austenite in an amount no less than 3% (in terms of packing factor) and the alloy zinc plating is char... | 07/27/2004 |
| 6764626 | Method of galvanizing part of a piece obtained by injection molding The present invention is a method of partially galvanizing a piece obtained by injection molding, and a partially galvanize product produced by the method. The method of the present invention includes inserting a film of non-galvanizable material into a mold and the... | 07/20/2004 |
| 6761936 | Method and installation for hot dip galvanizing hot rolled steel strip A method for hot dip galvanizing of hot-rolled steel strip, wherein in a first method step, the strip (50) is introduced into a pickling station (10-13) and a layer of scale and reaction products are removed from the strip surface in the pickling stati... | 07/13/2004 |
| 6713129 | Gas wiping apparatus and method Gas wiping apparatus and method can reliably prevent edge overcoat and splash, and has face gas wiping nozzles extending widthwise of a strip material, a pair of baffle plates spaced from an edge of the strip material, an edge wiping nozzle disposed between baffle p... | 03/30/2004 |
| 6699592 | Galvannealed steel sheet and method for manufacturing the same The invention provides a galvannealed steel sheet which has an oxide layer having 10 nm or larger thickness on the plateau of the coating layer flattened by temper rolling. With the use of the galvannealed steel sheet, no powdering occurs during press-for... | 03/02/2004 |
| 6699590 | Hot-dip galvanized steel sheet An object of the present invention is to provide a hot-dip galvanized steel sheet which is excellent in adhesion with a hot-dip galvanized zinc layer, and has high tensile strength and good formability even when a steel sheet containing Si and Mn in relat... | 03/02/2004 |
| 6692689 | Sink roll assembly with forced hydrodynamic film lubricated bearings and self-aligning holding arms Self-aligning bearings are used for supporting a roll in molten zinc or zinc/aluminum, to permit the roll's shaft to align with the bearing axis between the pair of holding arms supporting the roll, and a pump for delivering metal under pressure to the be... | 02/17/2004 |
| 6689489 | 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, im... | 02/10/2004 |
| 6677058 | Hot-dip Zn plated steel sheet excellent in luster-retaining property and method of producing the same Degradation of the surface luster of a hot-dip Zn--Al--Mg plated steel sheet is inhibited by controlling the contact temperature between the plating layer and a water stream in a water cooling step after plating layer solidification, thereby suitably cont... | 01/13/2004 |
| 6638436 | Method and arrangement for regenerating a contaminated metal bath A method and a system for regenerating a metal bath contaminated by mixed crystals, particularly a tin bath (17) in a hot-dip coating process. A partial stream of the tin bath (17) is removed from the coating tank (15) and is first of all heated above its... | 10/28/2003 |
| 6635313 | Method for coating a steel alloy A method of coating dual phase high strength cold rolled steel having controlled amounts of carbon, manganese, and molybdenum is used as a starting material in a galvanizing/galvannealing process. Conditions in a multi-zone furnace of the galvanizing line... | 10/21/2003 |
| 6610423 | Plated steel product having high corrosion resistance and excellent formability and method for production thereof The object of the present invention relates to a plated steel material and a method of production the same, having enhanced corrosion resistance and workability required for outdoor and exposed uses such as structures, revetments, fishing nets, fences, et... | 08/26/2003 |
| 6610422 | Coated steel sheet and method for manufacturing the same The method for manufacturing coated steel sheet has the steps of: immersing a steel sheet in a hot-dip coating bath to form an Al--Zn base coating layer containing 20 to 95 mass % Al on the steel sheet, forming a passivated layer on the coating layer; and... | 08/26/2003 |
| 6579615 | Plated steel wire with corrosion resistance and excellent workability, and process for its manufacture This invention provides a plated steel wire with high corrosion resistance and excellent workability, wherein the average composition of the plating alloy in the plated steel wire comprises, in terms of weight percentage, Al: 4-20%, Mg: 0.8-5%, and if nec... | 06/17/2003 |
| 6558815 | Hot dip Galvanized steel plate excellent in balance of strength and ductility and in adhesiveness between steel and plating layer The hot dip Zn galvanized steel sheet has excellent balance between tensile strength and ductility and excellent coating adhesion, an average composition of a base steel thereof includes: 0.05-0.25 mass % of C; not more than 2.0 mass % of Si; 1.0-2.5 mass... | 05/06/2003 |
| 6551650 | Dip formation of flip-chip solder bumps A process for fabricating a solder bump (113) includes providing an inorganic de-wetting substrate (102). In order to form a composite substrate (20), having the desired wetting/dewetting composition, a wetting metal is first applied on the inorganic de-w... | 04/22/2003 |
