| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 06/13/2007 | CN1978691A Oriented silicon steel based on thin slab continuous casting and rolling and its manufacturing method |
| 06/13/2007 | CN1978677A Crawler belt bushing and its manufacturing process |
| 06/13/2007 | CN1978676A Crawler belt bushing and its manufacturing process |
| 06/13/2007 | CN1978673A Method for producing general-oriented siliconsteel |
| 06/07/2007 | WO2005005031A3 Thermal process for treating materials to improve structural characteristics |
| 06/07/2007 | US20070125463 Fluidized bed cryogenic apparatus and continuous cooling method for quenching of steel parts |
| 06/07/2007 | US20070125450 High-silicon steel and method of making the same |
| 06/06/2007 | CN2908525Y Pin shaft hardening device |
| 06/06/2007 | CN2908524Y Device for heating quench bath of mesh hardening furnace |
| 06/06/2007 | CN2908523Y Device for cleaning oil curtain film without furnace blousout |
| 06/06/2007 | CN1975190A Method for producing lost foam casting bearing race ring and products thereof |
| 06/06/2007 | CN1974831A Fe-base amorphous alloy thin strip of excellent soft magnetic characteristic, iron core produced therefrom and master alloy for quench solidification thin strip production for use therein |
| 06/06/2007 | CN1974822A Quick setting belt of single-texture magnetic RE-Fe-B compound and its prepn process |
| 06/06/2007 | CN1974813A Alumium Foil for air conditioner |
| 06/06/2007 | CN1974802A Hardness gradient tempering process for 6CrNiSiMnMoV steel |
| 06/06/2007 | CN1974799A Method for fabricating austenitic steel and compressor casing produced from said steel |
| 06/06/2007 | CN1974798A Laser shock peening system with time-of-flight monitoring |
| 06/06/2007 | CN1320132C Environmental protective quenching oil tank covers |
| 06/05/2007 | US7227097 Plasma generation and processing with multiple radiation sources |
| 06/05/2007 | CA2199917C Method and apparatus for the inductive surface hardening of workpieces |
| 05/31/2007 | WO2007060905A1 Quenching equipment and quenching system |
| 05/31/2007 | WO2007013029A3 Process for continuous annealing of steel strips |
| 05/31/2007 | WO2005067469A3 Method for carburizing steel components |
| 05/31/2007 | US20070123805 Elongated intracorporal medical device |
| 05/31/2007 | US20070119526 Method and apparatus for boltless heat treatment of thin flanges |
| 05/31/2007 | US20070119525 Structural component |
| 05/31/2007 | US20070119523 Ductile medium-and high-density, non-toxic shot and other articles and method for producing the same |
| 05/31/2007 | DE19723655B4 Verfahren zur Herstellung von Stahlblechprodukten A process for producing steel sheet products |
| 05/31/2007 | DE102005054709A1 Verfahren zur Herstellung von Gleit-und/oder Gegenringen einer Gleitringdichtung A process for the production of sliding and / or counter-ring of a mechanical seal |
| 05/31/2007 | DE10082695B4 Wälzlager Rolling bearings |
| 05/30/2007 | EP1790422A1 High-strength part and process for producing the same |
| 05/30/2007 | EP1789597A1 Method of manufacturing a hardened forged steel component |
| 05/30/2007 | CN2905818Y Vacuum chamber soft sealing device |
| 05/30/2007 | CN2905816Y Creeper tread quenching device |
| 05/30/2007 | CN2905815Y Short wavelength laser processing device for cylindrical internal surface of workpiece |
| 05/30/2007 | CN1973578A Multi-frequency heat treatment of a workpiece by induction heating |
| 05/30/2007 | CN1970843A Method of plasma spraying preparation of ternary boride-based metal ceramic coating |
| 05/30/2007 | CN1970818A High-strength weathering steel and method of manufacturing same |
| 05/30/2007 | CN1970817A High-strength deformed steel bar and method of manufacturing same |
| 05/30/2007 | CN1970816A Cast steel materials |
| 05/30/2007 | CN1970799A DC solution treatment method and device for single-crystalline high-temperature alloy |
| 05/30/2007 | CN1970798A Semi-ring-shape inductor for use in surface quenching with large axle neck |
| 05/30/2007 | CN1970797A Surface quenching process based on grinding |
| 05/30/2007 | CN1970181A Metal sheet hot-rectification processing method |
| 05/30/2007 | CN1319135C DC or AC electric field auxiliary annealing |
| 05/30/2007 | CN1318613C Multi-station uniformly induction heating method and device |
| 05/30/2007 | CN1318174C Electron beam welding method providing post-weld heat treatment |
| 05/24/2007 | WO2007058386A1 Method of controlling oil-absorbing properties of a silicone rubber powder |
| 05/24/2007 | WO2007056967A1 Process for producing sliding rings and/or mating rings of a sliding-ring seal by means of laser hardening |
| 05/24/2007 | US20070116975 Seamless expandable oil country tubular goods and manufacturing method thereof |
| 05/24/2007 | US20070116591 Inductive heating process control of continuous cast metallic sheets |
| 05/24/2007 | US20070113937 Precise control of forging cooling by the use of impingement cooling having significantly higher heat transfer coefficients than forced convection cooling; increased cooling from increased turbulence and increased jet arrival velocity; noncracking; stress resistance; turbine engine disk; aerospace |
| 05/24/2007 | US20070113698 Steel bar for steering rack manufacturing method of the same, and steering rack usnig the same |
| 05/24/2007 | DE19538364C5 Vorrichtung zur Schnellerwärmung von Metall-Preßbolzen A device for rapid heating of metal slugs |
| 05/23/2007 | EP1786944A1 Low pressure thermochemical treatment machine |
| 05/23/2007 | EP1786936A2 Method for press quenching components consisting of sheet steel |
| 05/23/2007 | EP1786935A1 Method for the heat treatment of workpieces made of steel or cast iron |
| 05/23/2007 | EP1178126B1 Bar or wire product for use in cold forging and method for producing the same |
| 05/23/2007 | CN2903090Y Caterpillar track joint pedal face quenching apparatus |
| 05/23/2007 | CN2903088Y Tube plate heat treating case assembly of heat exchanger |
| 05/23/2007 | CN2903087Y Sealing apparatus for furnace body of trolley type heat treating furnace |
| 05/23/2007 | CN1966775A Corrugated roller laser quenching process |
| 05/23/2007 | CN1966754A Highly corrosion resistant steel |
| 05/23/2007 | CN1966739A Quenching apparatus of camshaft |
| 05/23/2007 | CN1966738A Shaft materials quenching method and device therefor |
| 05/23/2007 | CN1966254A Stable process treatment method for artificial plate, plastic plate, rubber plate continuous press roll shaft |
| 05/23/2007 | CN1317418C Steel materials and method for preparation thereof |
| 05/23/2007 | CN1317417C Alloy gray iron material for vehicle covering mould and its preparation method |
| 05/23/2007 | CN1317401C Small-sized multipurpose single-chamber vacuum water quenching oven |
| 05/23/2007 | CN1317400C Energy control device of medium and high frepuency induction quenching |
| 05/23/2007 | CN1317091C Mold for casting and method of surface treatment thereof |
| 05/22/2007 | US7220327 Kick-down drum material and method of manufacturing the same |
| 05/18/2007 | WO2007054398A1 Installation for the dry transformation of a material microstructure of semi-finished products |
| 05/18/2007 | WO2007054063A2 Method and device for the continuous creation of a bainite structure in a carbon steel, especially a strip steel |
| 05/17/2007 | US20070107818 Deoxygenation of furnaces with hydrogen-containing atmoshperes |
| 05/17/2007 | US20070107817 Method for controlling bright annealing furnace |
| 05/17/2007 | US20070107815 Successive curtains are specifically adjusted to obtain the temperature that allows pearlitic transformation and is kept constant during the isothermal stage as the cooling temperature through the cooling process in a liquid medium; isothermal stage immediately follows the cooling process |
| 05/16/2007 | EP1785496A1 Process for hardening the edge portion of a recess in a metallic article using induction heating, and locally hardened twist beam axle obtained by this process |
| 05/16/2007 | EP1658386B1 Gas quenching method using a recycling facility |
| 05/16/2007 | CN2900549Y Inner hole oil spray mould support nail |
| 05/16/2007 | CN2900548Y Medium frequency quenching machine tool for oil pumping rod |
| 05/16/2007 | CN2900547Y Rectangular plate two dimension high pressure shape-fixing quenching mould |
| 05/16/2007 | CN1962951A Method for preparing c-shaft vertically aligned L10 phase FePt magnetic recording film |
| 05/16/2007 | CN1962915A High-temperature-resistance FeNiCo constant-modulus alloy, its preparation method, and method for preparing components by using same |
| 05/16/2007 | CN1962895A Surface modification process for metal nano-crystalline particle with high fatigue life |
| 05/16/2007 | CN1962893A Liquid-injection liquid-immersion and air-cooling combined controlled quenching and cooling method for workpieces in suspension mode |
| 05/16/2007 | CN1962172A Integrally bladed rotor airfoil fabrication and repair techniques |
| 05/16/2007 | CN1316055C Atmosphere gas producer and method for carburising |
| 05/15/2007 | CA2295586C Ultra-high strength, weldable, essentially boron-free steels with superior toughness |
| 05/10/2007 | US20070102853 Dross compression apparatus including a cooling system for cooling the compression head and cooling method |
| 05/10/2007 | US20070102074 Method for heat treating cast parts produced from a light metal melt, in particular an aluminium melt |
| 05/10/2007 | US20070101789 Carbon, silicon, manganese, phosphorus, sulfur, chromium, aluminum, titanium, nitrogen, boron and oxygen; automobile parts; improving acceleration response owing to the enhancement of torsion stiffness, controlling indoor noise |
| 05/10/2007 | DE102005053134A1 Anlage zur trockenen Umwandlung eines Material-Gefüges von Halbzeugen Plant for dry transformation of a material microstructure of semi-finished |
| 05/09/2007 | EP1783234A2 Method for manufacturing products by plastic deformation at high temperatures |
| 05/09/2007 | EP1451378B1 Fastening element made of a carbon-containing steel and method for the production thereof |
| 05/09/2007 | CN1959059A Sucker rod in super II level |
| 05/09/2007 | CN1958849A Technical method for alloying surface of pure copper based plates |
| 05/09/2007 | CN1958839A Method for preparing L10 ordered alloy film |
| 05/09/2007 | CN1958832A Method for improving high temperature and antioxygenic properties of ternary silicide |
| 05/08/2007 | US7214280 Plasma-assisted decrystallization |