| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 10/06/2009 | CA2342256C Hot laminated steel with a very high limit of elasticity and mechanical resistance for use in the production of motor vehicle parts |
| 10/01/2009 | WO2009118962A1 Air-cooling facility for heat treatment process of martensite based stainless steel pipe |
| 10/01/2009 | US20090242394 Al-based alloy sputtering target and manufacturing method thereof |
| 10/01/2009 | US20090242085 Dual phase steel sheet with good bake-hardening properties |
| 10/01/2009 | US20090242083 Iron-based alloy having shape memory properties and superelasticity and its production method |
| 10/01/2009 | US20090241632 Wear resistant coated sheet metal die and method to manufacture a wear resistant coated sheet metal forming die |
| 10/01/2009 | DE19955670B4 Verfahren und Vorrichtung zum Härten von Flächen einer Kurbel- oder Nockenwelle Method and apparatus for hardening surfaces of a crankshaft or camshaft |
| 09/30/2009 | EP2105516A1 High-strength steel sheet excellent in resistance to stress-relief annealing and in low-temperature joint toughness |
| 09/30/2009 | CN101545086A Surface treating method of galvanizing colourful coating steel plate for tear-off tin pull ring |
| 09/30/2009 | CN101545077A Steel used at lower temperature and method for manufacturing same |
| 09/30/2009 | CN101545076A Martensite refractory stainless steel and manufacturing method thereof |
| 09/30/2009 | CN101545072A Method for producing oriented silicon steel having high electromagnetic performance |
| 09/30/2009 | CN101545062A Aluminium alloy composite strip for evaporator pipe sheet and method for producing same |
| 09/30/2009 | CN101545033A Single-wire single-control wire take-up system for hard-drawn microwire |
| 09/30/2009 | CN101545030A Technology for processing oil quenching of high chromium casting ball |
| 09/30/2009 | CN101545029A Method for improving corrosion performance of bulk amorphous alloy through oxidizing annealing in air atmosphere |
| 09/30/2009 | CN101543947A Method for manufacturing spring of derrick centralizer |
| 09/30/2009 | CN101543871A Forming processing technology for stainless steel sinks |
| 09/30/2009 | CN100545291C Seamless steel tube which is intended to be used as a guide pipe and production method thereof |
| 09/30/2009 | CN100545269C Coatings capable of protecting metal and enhancing heat transfer during metallic object heating process |
| 09/29/2009 | CA2445930C Press molding and its high frequency quenching method and its high frequency quenching system |
| 09/29/2009 | CA2342744C Clad ferritic stainless steel for use in motor vehicle exhausts |
| 09/24/2009 | WO2009116005A1 Method and machine for manufacturing spring-guide sections |
| 09/24/2009 | US20090236594 Method for fabricating an inorganic nanocomposite |
| 09/24/2009 | US20090236017 Forming of metallic glass by rapid capacitor discharge |
| 09/24/2009 | US20090236016 Method for manufacturing glass molding die |
| 09/24/2009 | DE10359458B4 Vorrichtung zur verketteten Wärmebehandlung von Werkstücken unter Unterdruck Apparatus for chained heat treatment of workpieces under vacuum |
| 09/24/2009 | DE102008014914A1 Structural element for a vehicle-armor to form e.g. a roof, comprises a ballistic sheet of a steel alloy or layers of different steel alloys or metal |
| 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 | EP2102375A1 Method of forming {100} texture on surface of iron or iron-base alloy sheet, method of manufacturing non-oriented electrical steel sheet by using the same and non-oriented electrical steel sheet manufactured by using the same |
| 09/23/2009 | CN201313922Y Numerical control press quenching machine tool for measuring pressure |
| 09/23/2009 | CN101538695A Multifunctional device used for plating layer research |
| 09/23/2009 | CN101538686A Martensite precipitation hardening stainless steel for structural member and manufacturing method thereof |
| 09/23/2009 | CN101538683A Ferritic stainless steel with excellent formability and manufacturing method thereof |
| 09/23/2009 | CN101538682A Method for manufacturing martensitic stainless steel |
| 09/23/2009 | CN101538665A Aluminum alloy plate for battery box and manufacturing method thereof |
| 09/23/2009 | CN101538644A Electric control method of automatic crankshaft quenching machine |
| 09/23/2009 | CN101538643A Process for quenching H13 steel by high-pressure gas stepped quick cooling |
| 09/23/2009 | CN101538642A Method for improving the performance of austenitic stainless steel |
| 09/23/2009 | CN101537537A Upgrading and modifying method for laser surface of drawing mould |
| 09/23/2009 | CN101537534A Superimposing method of circular light spot laser shock strengthening tracks |
| 09/23/2009 | CN101537532A Process for manufacturing high bonding strength copper clad aluminum wire |
| 09/23/2009 | CN101537455A Working roller of sheet rectifier |
| 09/23/2009 | CN101537439A Preparation process of high-performance and high accuracy rods and bars of biological titanium alloy |
| 09/23/2009 | CN100543154C High frequency induction hardening quenching method and clamp for quenching |
| 09/22/2009 | US7592564 Plasma generation and processing with multiple radiation sources |
| 09/22/2009 | US7592563 Method for smoothing and polishing surfaces by treating them with energetic radiation |
| 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 | 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 | WO2009113938A1 A method of shaping and hardening a sheet steel blank |
| 09/17/2009 | WO2009113621A1 Single chamber vacuum heat treating furnace and method of preventing oxidation of article to be treated in single chamber vacuum heat treating furnace |
| 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 | US20090229714 Method of mitigating stress corrosion cracking in austenitic solid solution strengthened stainless steels |
| 09/17/2009 | US20090229713 Wall Mountable Holder |
| 09/17/2009 | CA2718465A1 Method and device for blowing gas on a running strip |
| 09/16/2009 | EP2100977A1 Method of increasing resistance to stress corrosion cracking of austenitic stainless steels |
| 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 | EP1711283B1 Control method and control device for a roll stand |
| 09/16/2009 | EP1326723B1 A method of producing steel |
| 09/16/2009 | CN201309948Y Vacuum heat-treating automatic-control furnace |
| 09/16/2009 | CN101532141A Method for in situ producing aluminide reinforced layer on surface of aluminum alloy |
| 09/16/2009 | CN101532119A Production device and technique used both for hot galvanizing and continuous annealing |
| 09/16/2009 | CN101532097A Method for preparing silver antimony tellurium and silver telluride based on-site composite thermoelectric material |
| 09/16/2009 | CN101532079A Method for controlling reversed austenite content in high strength martensitic stainless steel |
| 09/16/2009 | CN101532077A Heating method of packed steel band |
| 09/16/2009 | CN101532076A Heat treatment quenching and tempering method |
| 09/16/2009 | CN101532075A Method of increasing resistance to stress corrosion cracking of austenitic stainless steels |
| 09/16/2009 | CN101531149A Preparation method of overlength Cu-Cr-Zr alloyed contact line |
| 09/16/2009 | CN101530863A Alloy cast steel roll and preparation method thereof |
| 09/16/2009 | CN101530860A Method for preparing aluminum-magnesium ultrafine crystal composite plate with multilayer structure |
| 09/16/2009 | CN100540690C Laser hardening method |
| 09/15/2009 | US7588719 Installation for the heat-treatment of parts |
| 09/15/2009 | US7587818 Repair of gas turbine blade tip without recoating the repaired blade tip |
| 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 |
| 09/10/2009 | US20090223606 an alloy of iron with or without cobalt and nickel containing boron or carbon, a rare earth metal excluding La and Ce and a metal selected from Al, Si, V, Cr, Mn, Cu, Zn, Ga, Zr, Nb, Mo, Ag, Hf, Ta, W, Pt, Au and Pb; coercivity of at least 400 kA/m and a remanence of at least 0.9 T.; rapidly solidified |
| 09/10/2009 | DE102008011451A1 Press-hardened casing for housing vehicle gears and clutches, is press-hardened and includes regions of hot-deformation and deep-drawing |
| 09/09/2009 | EP2097544A1 Method and apparatus for the heat treatment of welds |
| 09/09/2009 | EP1931810A4 High silicon niobium casting alloy and process for producing the same |
| 09/09/2009 | EP1711638B1 Rail manufacturing method |
| 09/09/2009 | CN101529974A Induction heater |
| 09/09/2009 | CN101528950A Annealing separating agent for grain oriented electrical steel sheet having uniform glass film and excellent magnetic properties and method of manufacturig the same |
| 09/09/2009 | CN101525981A Steel shot drilling technology |
| 09/09/2009 | CN101525791A Spinning ring and heat treatment method thereof |
| 09/09/2009 | CN101525732A A method for non-isothermally aging an aluminum alloy |
| 09/09/2009 | CN101525731A Cu-Fe original-position compound copper base material and preparation method thereof |
| 09/09/2009 | CN101525709A High-elongation aluminum alloy material and preparation method thereof |
| 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 | CN101525682A Annealing furnace forming oxide on surface of punching sheet |
| 09/09/2009 | CN101524947A High-performance stainless steel wheel hub of automobile and manufacturing method thereof |
| 09/09/2009 | CN101524813A Waste heat hardening and tempering process of motorcycle crank forged piece |
| 09/09/2009 | CN101524726A Ultra-large type head plate integral pressing and molding technology and safe shell sealing head |