| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 04/21/2010 | CN201439534U Antifriction alloy cast steel equipment for heat processing |
| 04/21/2010 | CN1888116B High hardness and high wear resistance no-magnetism bearing steel and its preparation method |
| 04/21/2010 | CN1668143B Apparatus and method for heating work pieces |
| 04/21/2010 | CN101696486A Process for rolling high-intensity titanium alloy pipe |
| 04/21/2010 | CN101696485A Remachining process of zirconium alloy plates |
| 04/21/2010 | CN101696482A Phase control method for preparing industrial pure aluminium products |
| 04/21/2010 | CN101696466A Three-stage temperature annealing process for 30CrMnSiA cold rolled steel part |
| 04/21/2010 | CN101695834A Charging and discharging manipulator for heat treatment |
| 04/21/2010 | CN101695807A Manufacturing method of dual-tubesheet heat interchanger |
| 04/21/2010 | CN101363078B Heat treatment method of steel belt for packages and steel belt for packages |
| 04/21/2010 | CN101314202B Method for producing wind-electricity principal axis by gathering stock full fibre upset forging |
| 04/21/2010 | CN101225499B Low-alloy super-strength multiphase steel and heat treatment method thereof |
| 04/21/2010 | CN101213313B Heat treatment oil composition |
| 04/21/2010 | CN101117659B Full-hydrogen hood-type annealing furnace control system |
| 04/21/2010 | CN101117654B Machine tool guide rail broad band laser-quenching technique |
| 04/20/2010 | US7699947 Having a chemical composition consisting of carbon, manganese, cromium, silicon, titanium, aluminum, sulfur and phosphorus; bainitic-martensitic structure containing < 5% ferrite; hot-rolled steel strip coated with zinc by dipping into bath of molten zinc after coiling; uncoil and anneal |
| 04/20/2010 | US7699946 Heat aluminum alloy workpiece to single phase coarse grain alloy; refine grain size of workpiece at room temperature or cryogenic till average grain size is less than 1000 nanometers; strength of workpiece increases; age, induce second phase particles; increase ductility |
| 04/20/2010 | US7699945 Performing a treatment on the ruthenium substrate to allow the crystal orientation of the surface, on which the copper film isto be formed, to have a small lattice mismatch with the copper; a film forming rate for a thin film on the base material is increased;improved adhesion; semiconductors |
| 04/15/2010 | WO2010041561A1 Process for production of carburized part and steel part |
| 04/15/2010 | WO2009158063A3 Improved quench zone design using spray nozzles |
| 04/15/2010 | US20100089888 Apparatuses and methods for welding and for improving fatigue life of a welded joint |
| 04/15/2010 | US20100089147 Fail-safe pitot cover for a variety of pitot designs |
| 04/14/2010 | EP2175041A1 Method of hot forming metal plates |
| 04/14/2010 | CN201437546U Smoke collecting and exhausting device of quenching bath |
| 04/14/2010 | CN201437480U Wirerope supporting device |
| 04/14/2010 | CN101693982A Martensite corrosion-resisting steel plate for cutting tool and manufacture method thereof |
| 04/14/2010 | CN101693980A Flat steel and manufacture method thereof |
| 04/14/2010 | CN101693942A System and method for intensively quenching and cooling steel |
| 04/14/2010 | CN101693941A Method for quenching medium and low carbon alloy structural steel workpieces |
| 04/14/2010 | CN101693791A Continuous casting slab high-temperature oxidation resistant coatings and preparation process thereof |
| 04/14/2010 | CN101693295A In-situ metallurgy preparing method of pick carbide bit |
| 04/13/2010 | US7695575 Pin for chain and method for manufacture thereof |
| 04/13/2010 | US7694532 System and method for tempering glass containers |
| 04/08/2010 | WO2010038722A1 High-frequency induction heating coil and method for the manufacture thereof and power transmission component for an automobile |
| 04/08/2010 | US20100084796 Iron core annealing furnace |
| 04/08/2010 | US20100084056 Soft magnetic thin strip, process for production of the same, magnetic parts, and amorphous thin strip |
| 04/08/2010 | DE102007039096B4 Verfahren und Vorrichtung zum Warmumformen und Härten eines Blechbauteils Method and apparatus for hot forming and hardening a sheet metal component |
| 04/08/2010 | CA2645984A1 Method and tool product of differential heat treatment process |
| 04/07/2010 | EP2172573A1 Martensitic stainless-steel seamless pipe for oil well pipe and process for producing the same |
| 04/07/2010 | EP2172281A1 Hot rolling apparatus |
| 04/07/2010 | EP2171256A1 Injection valve, method for its production and device for carrying out the method |
| 04/07/2010 | EP2171104A1 Method for annealing a strip of steel having a variable thickness in length direction |
| 04/07/2010 | EP2171102A2 A strip of steel having a variable thickness in length direction |
| 04/07/2010 | CN1984730B A device and a method for shaping and quenching a beam |
| 04/07/2010 | CN101691640A High strength low alloy wear resistance steel plate and preparation method thereof |
| 04/07/2010 | CN101691639A Alloy vessel plate and production method thereof |
| 04/07/2010 | CN101691637A Mo-doped FeCo-based soft magnetic alloy |
| 04/07/2010 | CN101691627A Device for producing high-speed steel pre-hardening material |
| 04/07/2010 | CN101691626A Production method of pre-hardened high-speed steel products and production device thereof |
| 04/07/2010 | CN101403025B Heating method for silicon-containing vanadium steel-containing casting blank |
| 04/07/2010 | CN101275207B Thermal processing method for H2S-corrosion-resistant tool joint for petroleum drill pipe |
| 04/07/2010 | CN101168826B High-performance low-carbon bainite construction steel and producing method thereof |
| 04/06/2010 | US7691213 induction hardened gears; improved seizure resistance of its tooth flanks; temper hardness of HRC 50 or more at 300 degrees C; steel of C, V, Cr,Ti, Zr, Nb, Ta and Hf; cementite disperses in a martensite parent phase formed by quench hardening induction heating and cooling; pitting resistance |
| 04/06/2010 | CA2544382C Dual phase steel strip suitable for galvanizing |
| 04/01/2010 | WO2010036483A1 Furnace with multiple heat recovery systems |
| 04/01/2010 | WO2010034553A1 Quench passivation of aluminum die-cast parts |
| 04/01/2010 | WO2010034187A1 Processing method of anti-compression and abrasion-resistant stainless steel |
| 04/01/2010 | CA2738229A1 Furnace with multiple heat recovery systems |
| 03/31/2010 | EP2169084A1 Method for manufacturing a moulding with areas of different strength made of cold strip |
| 03/31/2010 | EP2167694A1 Treatment of railway wheels |
| 03/31/2010 | EP2167693A1 Method for the heat treatment of castings using an air quench and system for implementing the method |
| 03/31/2010 | EP1925373B1 Method of cooling steel sheet |
| 03/31/2010 | CN201434600Y Strong cyclic rapid cooling chamber |
| 03/31/2010 | CN201433231Y Beryllium bronze quenching furnace |
| 03/31/2010 | CN201433230Y Spiral rapid automatic transfer device of materials |
| 03/31/2010 | CN201433229Y Heat treatment device for diesel atomization of steel storage tank |
| 03/31/2010 | CN201433228Y Gradient induction heating furnace of aluminum alloy pipe bar |
| 03/31/2010 | CN101688507A Injection valve, method for its production and device for carrying out the method |
| 03/31/2010 | CN101684542A Duplex stainless steel with pitting corrosion resistance and favourable cold temperature flexibility and manufacturing method thereof |
| 03/31/2010 | CN101684540A Martensitic stainless steel with high Mn content |
| 03/31/2010 | CN101684535A Cold-roll steel sheet directly used by enamel once and production method thereof |
| 03/31/2010 | CN101684519A Method for improving heat treatment deformation of thin-wall light narrow series bearing ring |
| 03/31/2010 | CN101684518A Pick for mining and method for carrying out heat processing on same |
| 03/31/2010 | CN101684517A Heat treatment equipment for stainless steel pipe |
| 03/31/2010 | CN101684516A Piecewise heat treatment method of large pressure container |
| 03/31/2010 | CN101684515A In-situ piecewise heat treatment method of large pressure container |
| 03/31/2010 | CN101684514A Method for manufacturing a highly effective cold rolling electrical steel product |
| 03/31/2010 | CN101683673A Molding method and device of molded object |
| 03/30/2010 | US7687152 High strength molten zinc plated steel sheet and process of production of same |
| 03/30/2010 | US7687024 Method of cooling a hot isostatic pressing device and a hot isostatic pressing tool |
| 03/30/2010 | US7686895 Method of improving mechanical properties of gray iron |
| 03/30/2010 | CA2338743C Method and installation for producing dual-phase steel |
| 03/25/2010 | WO2010006750A3 Method for longitudinally guiding rolling stock, especially a hot-rolled steel strip, and hot-rolling mill for carrying out said method |
| 03/25/2010 | US20100074791 Ferrous abrasion resistant sliding material |
| 03/25/2010 | US20100071810 Method for depositing a thin layer and product thus obtained |
| 03/25/2010 | DE102009036718A1 Verfahren zur Erhöhung der Betriebsfestigkeit Method for increasing the fatigue strength |
| 03/25/2010 | DE102008047688A1 Verfahren zum Bruchtrennen von Werkstücken A breaking method of workpieces |
| 03/25/2010 | DE102008041952A1 Zahnstange Rack |
| 03/24/2010 | CN201428406Y Pilot mill tap tool for repairing casings |
| 03/24/2010 | CN201427996Y Straightening and tempering device of tempering tin-plating bronze steel wire used for high-resistance plastic deformation tire bead |
| 03/24/2010 | CN201427985Y S-roller device |
| 03/24/2010 | CN201427983Y Electric heating type continuous bright annealing furnace of silicon steel strips |
| 03/24/2010 | CN201427981Y Quenching heating device |
| 03/24/2010 | CN201427980Y Adjustable bidirectionally floating positioning device for quenching machine tool |
| 03/24/2010 | CN201427979Y Induction heating device used for steel tube anneal |
| 03/24/2010 | CN201427978Y Core rod supporting device |
| 03/24/2010 | CN101682948A Inductor for inductor hardening of metal, rod-shaped toothed racks |
| 03/24/2010 | CN101680049A Method and equipment for heating a metal strip, in particular for annealing |
| 03/24/2010 | CN101680048A Process for manufacturing shaped article |
| 03/24/2010 | CN101680045A Method for reducing formation of electrically resistive layer on ferritic stainless steels |