| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 09/30/2009 | CN101545034A Finishing process for eliminating crack on steel coil edge |
| 09/30/2009 | CN101545033A Single-wire single-control wire take-up system for hard-drawn microwire |
| 09/30/2009 | CN101545032A Method for realizing evenly cooling of strip steel |
| 09/30/2009 | CN101545031A Integral heat-processing method for welded large-size equipment |
| 09/30/2009 | CN101543947A Method for manufacturing spring of derrick centralizer |
| 09/30/2009 | CN101543935A Method for preparing target material component |
| 09/30/2009 | CN101543934A Target material structure and method for producing the same |
| 09/30/2009 | CN100545291C Seamless steel tube which is intended to be used as a guide pipe and production method thereof |
| 09/30/2009 | CN100545272C High temperature short time ageing effect technique for beryllium bronze manufactured volute heilical spring |
| 09/30/2009 | CN100545271C Spring slapping equipment for high speed packaging machine |
| 09/29/2009 | CA2521710C High strength molten zinc plated steel sheet and process of production of same |
| 09/29/2009 | CA2517499C High strength cold rolled steel sheet and method for manufacturing the same |
| 09/29/2009 | CA2445930C Press molding and its high frequency quenching method and its high frequency quenching system |
| 09/29/2009 | CA2312673C Aluminum-killed low carbon steel sheet for packaging |
| 09/29/2009 | CA2312672C Aluminum-killed medium carbon steel sheet for packaging |
| 09/29/2009 | CA2311172C Procedure for manufacturing sheets designed for pressing by direct pouring of thin bands, and sheets produced by said procedure |
| 09/24/2009 | WO2009116933A1 Steel, process for the manufacture of a steel blank and process for the manufacture of a component of the steel |
| 09/24/2009 | WO2009116680A1 High-strength metal sheet for use in cans, and manufacturing method therefor |
| 09/24/2009 | US20090238714 Seamless Steel Tube for an Airbag Accumulator and Process for its Manufacture |
| 09/24/2009 | DE202009010080U1 Vorrichtung zum Halten eines Walzenmantels Apparatus for holding a roll shell |
| 09/24/2009 | DE10359458B4 Vorrichtung zur verketteten Wärmebehandlung von Werkstücken unter Unterdruck Apparatus for chained heat treatment of workpieces under vacuum |
| 09/24/2009 | CA2716983A1 Steel, process for the manufacture of a steel blank and process for the manufacture of a component of the steel |
| 09/23/2009 | EP2103715A1 Process for producing high-strength cold rolled steel sheet excelling in chemical treatability and relevant production equipment |
| 09/23/2009 | EP2103703A1 Cold-rolled steel sheet and process for producing the same |
| 09/23/2009 | EP2103697A1 High carbon hot-rolled steel sheet and method for production thereof |
| 09/23/2009 | EP2103696A1 Method of cooling hot forged part, apparatus therefor, and process for producing hot forged part |
| 09/23/2009 | EP2103695A1 Device for cooling a workpiece |
| 09/23/2009 | EP2102376A1 Annealing and pickling process |
| 09/23/2009 | CN201313926Y Furnace pusher |
| 09/23/2009 | CN201313925Y Discharge machine of medium and heavy plate heating furnace |
| 09/23/2009 | CN201313924Y Heat storage type heating furnace without oxidization |
| 09/23/2009 | CN201313923Y Roller rotary cold bed |
| 09/23/2009 | CN101538684A Stainless steel tube for brake system of rail vehicle and method for producing same |
| 09/23/2009 | CN101538644A Electric control method of automatic crankshaft quenching machine |
| 09/23/2009 | CN101538623A Process for manufacturing T/P91.92 fine-grained heat-resistant steel pipe |
| 09/23/2009 | CN101537537A Upgrading and modifying method for laser surface of drawing mould |
| 09/23/2009 | CN101537530A Manufacturing method of target structure |
| 09/23/2009 | CN101537443A Deep processing treatment system for hot rolling strip steel |
| 09/23/2009 | CN101537428A Semi-steel roll and preparation method thereof |
| 09/23/2009 | CN101537427A Composite roll for centrifugally casting high-chromium cast iron and a preparation method thereof |
| 09/23/2009 | CN100543156C Heat treatment method for spring wire |
| 09/22/2009 | US7591977 High strength and low yield ratio cold rolled steel sheet and method of manufacturing the same |
| 09/22/2009 | US7591917 Method of producing steel strip |
| 09/22/2009 | US7591914 High-workability steel pipe and method of producing same |
| 09/22/2009 | CA2452629C Process for manufacturing a forged steel part and the resulting part |
| 09/22/2009 | CA2404500C Method and device for thermal treatment of steel wire |
| 09/22/2009 | CA2334672C High-strength galvanized steel sheet having excellent ductility and manufacturing method thereof |
| 09/17/2009 | WO2009113477A1 Rolling component and manufacturing method thereof |
| 09/17/2009 | WO2009112654A1 Method and device for blowing gas on a running strip |
| 09/17/2009 | WO2009112247A1 Device for heating and method for heating |
| 09/17/2009 | US20090229715 Method for manufacturing wire, apparatus for manufacturing wire, and copper alloy wire |
| 09/17/2009 | US20090229711 High strength wire rod excellent in drawability and method of producing same |
| 09/17/2009 | US20090229417 Methods of thermo-mechanically processing tool steel and tools made from thermo-mechanically processed tool steels |
| 09/17/2009 | CA2718465A1 Method and device for blowing gas on a running strip |
| 09/16/2009 | EP2100983A1 Ferritic stainless steel sheet for water heater excellent in corrosion resistance at welded part and steel sheet toughness |
| 09/16/2009 | EP2100976A1 Method for forming areas of a sheet metal plate of a flat metal gasket made from spring steel sheet metal and device for carrying out the method |
| 09/16/2009 | EP2100673A1 Method and device for blowing a gas onto a moving strip |
| 09/16/2009 | EP1326723B1 A method of producing steel |
| 09/16/2009 | CN201309956Y Pre-deforming device of taking up wire after heat processing |
| 09/16/2009 | CN201309955Y Bell-type annealing furnace |
| 09/16/2009 | CN201309954Y Water spraying cooler capable of controlling water supply automatically |
| 09/16/2009 | CN201309953Y Integral wheel hardening mould |
| 09/16/2009 | CN201309952Y Steel ball quenching device for wind power generation |
| 09/16/2009 | CN201309951Y Unilateral face oil burying induction hardening equipment of large module gear |
| 09/16/2009 | CN201309950Y Special-shaped high-frequency quenching coil for saw teeth |
| 09/16/2009 | CN201309949Y Furnace speed calibration device for steel tube heat treatment bright furnace |
| 09/16/2009 | CN101532113A Anti-collapse oil casing and manufacturing method thereof |
| 09/16/2009 | CN101532078A Steel wire and strip induction heating protector |
| 09/16/2009 | CN101532077A Heating method of packed steel band |
| 09/16/2009 | CN101530869A Process for manufacturing stainless-steel seamless steel pipe used for high-pressure boiler, boiler and heat-exchanger |
| 09/16/2009 | CN100540691C Deformation controlling method of large saw blade plate material in continuous heat treatment |
| 09/15/2009 | US7588719 Installation for the heat-treatment of parts |
| 09/15/2009 | CA2520814C Alloyed molten zinc plated steel sheet and process of production of same |
| 09/15/2009 | CA2514427C Induction heat treatment of complex-shaped workpieces |
| 09/15/2009 | CA2391349C A method and apparatus for the heat treatment and sand core removal for castings |
| 09/15/2009 | CA2381236C Steel material, its use and its manufacture |
| 09/11/2009 | WO2009110607A1 Cold-rolled steel sheets |
| 09/11/2009 | WO2009006511A4 Earth boring drill bits made from a low-carbon, high-molybdenum alloy |
| 09/10/2009 | US20090223607 Method for manufacturing a high strength steel sheet |
| 09/10/2009 | US20090223604 Apparatus for and method of conditioning shape memory alloy wire |
| 09/09/2009 | EP2098757A2 Gearbox gear and nacelle arrangement |
| 09/09/2009 | EP2098600A1 High strenght steel sheet having superior ductility and method for manufacturing the same |
| 09/09/2009 | EP2097545A1 High strength steel plate with high manganese having excellent burring workability |
| 09/09/2009 | EP2097544A1 Method and apparatus for the heat treatment of welds |
| 09/09/2009 | EP1711638B1 Rail manufacturing method |
| 09/09/2009 | CN201305613Y Radiation protection clapboard |
| 09/09/2009 | CN201305612Y Sealed annealing box |
| 09/09/2009 | CN101529974A Induction heater |
| 09/09/2009 | CN101525703A Semiconductor device brazing wire and preparation technology thereof |
| 09/09/2009 | CN101525684A Inlet sealing device of annealing furnace with stainless steel mirror face |
| 09/09/2009 | CN101525683A Heat-treated steel plate cooling device and cooling control method thereof |
| 09/09/2009 | CN101525682A Annealing furnace forming oxide on surface of punching sheet |
| 09/09/2009 | CN101524714A Machining method for compression resistance protective tube of oilfield exploration locator |
| 09/09/2009 | CN101524708A Method for manufacturing alloy plate for bearing bush |
| 09/09/2009 | CN101524706A Method for rolling low-carbon high-manganese steel continuously-cast blank in one heat |
| 09/09/2009 | CN100537793C Method for heating continuous-casting bearing steel bloom |
| 09/09/2009 | CN100537792C Technique for induction heating steel rod tempering heat treatment |
| 09/08/2009 | CA2546955C Thermally stable diamond brazing |
| 09/08/2009 | CA2338775C Hot rolled electromagnetic steel sheet having excellent magnetic properties and corrosion resistance and method of producing the same |
| 09/03/2009 | WO2009107856A1 Cold-rolled steel sheet and process for production thereof |