| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 10/09/2013 | CN103341610A Method for manufacturing 3Cr steel ribbon steel supporting roll |
| 10/09/2013 | CN103341528A Cold straightening method for buckling steel plate being less than 6mm |
| 10/09/2013 | CN103341523A Swelling pressure forming and manufacturing method of zirconium corrugated pipe |
| 10/09/2013 | CN103341380A Abrasion-resistant corrosion-resistant roller with high flexibility and manufacturing method thereof |
| 10/09/2013 | CN102876873B Feeding device of inclined-bottom heating furnace |
| 10/09/2013 | CN102703678B 并流式钢坯加热炉 And streaming billet reheating furnace |
| 10/09/2013 | CN102586698B Axletree steel and heat treatment method thereof |
| 10/09/2013 | CN102560072B Pneumatic automatic counterweight beating roll |
| 10/09/2013 | CN101450440B Valve-core and valve-core cushion press-fitting processing method |
| 10/03/2013 | WO2013147259A1 Gear having excellent seizing resistance |
| 10/03/2013 | WO2013147258A1 Gear having excellent seizing resistance |
| 10/03/2013 | WO2013147228A1 Manufacturing method for hot press-molded steel member, and hot press-molded steel member |
| 10/03/2013 | WO2013147155A1 Method for producing carbon tool steel strip |
| 10/03/2013 | WO2013147098A1 Hot-dip galvanized steel sheet for press forming with excellent cold workability, in-mold hardenability, and surface property, and process for producing same |
| 10/03/2013 | WO2013147027A1 Heat-resistant austenitic stainless steel sheet |
| 10/03/2013 | WO2013146960A1 Motor rotor support and manufacturing method therefor |
| 10/03/2013 | WO2013146959A1 Motor rotor support and manufacturing method therefor |
| 10/03/2013 | WO2013146876A1 High-strength stainless steel wire having excellent heat deformation resistance, high-strength spring, and method for manufacturing same |
| 10/03/2013 | WO2013146815A1 Heat-resistant cold rolled ferritic stainless steel sheet, hot rolled ferritic stainless steel sheet for cold rolling raw material, and methods for producing same |
| 10/03/2013 | WO2013146676A1 Wire rod and steel wire using same |
| 10/03/2013 | WO2013146606A1 High-strength hot-dip galvanized steel sheet and high-strength alloyed hot-dip galvanized steel sheet having excellent bending workability and minimal strength difference between center part and end parts in sheet width direction, and method for manufacturing same |
| 10/03/2013 | WO2013146274A1 Heating device and heating method |
| 10/03/2013 | WO2013146214A1 Steel for spring and method for producing same, and spring |
| 10/03/2013 | WO2013146148A1 High-strength cold-rolled steel sheet, high-strength galvanized steel sheet and high-strength galvannealed steel sheet, having excellent formability and shape fixability, and processes for manufacturing same |
| 10/03/2013 | WO2013146124A1 Bearing steel material having superior rolling fatigue characteristics and a method for producing same |
| 10/03/2013 | WO2013146123A1 Bearing steel material having superior cold-workability and method for producing same |
| 10/03/2013 | WO2013146087A1 Method for manufacturing high-strength cold-rolled steel with outstanding workability |
| 10/03/2013 | WO2013146046A1 Stainless steel for oil wells and stainless steel pipe for oil wells |
| 10/03/2013 | WO2013145868A1 Boron-added high strength bolt steel having excellent delayed fracture resistance and high strength bolt |
| 10/03/2013 | WO2013145771A1 Low yield ratio high-strength steel plate having superior strain aging resistance, production method therefor, and high-strength welded steel pipe using same |
| 10/03/2013 | WO2013145770A1 Low yield ratio high-strength steel plate having superior strain aging resistance, production method therefor, and high-strength welded steel pipe using same |
| 10/03/2013 | WO2013145583A1 Method for heat-treating metal pipes, metal pipe, and heat treatment furnace |
| 10/03/2013 | WO2013145229A1 Metal processing method and metal article processed thereby |
| 10/03/2013 | WO2013145149A1 Method and device for manufacturing endless metal ring, and endless metal ring |
| 10/03/2013 | WO2013144377A1 High strength cold rolled steel sheet and method of producing such steel sheet |
| 10/03/2013 | WO2013144376A1 High strength cold rolled steel sheet and method of producing such steel sheet |
| 10/03/2013 | WO2013143925A1 Cooling process control |
| 10/03/2013 | WO2013143902A1 Pressure stabilization method |
| 10/03/2013 | WO2013143519A1 Method for producing a component from steel by hot forming |
| 10/03/2013 | WO2013143282A1 Local heat treatment method of thick-wall p92 pipeline in field condition |
| 10/03/2013 | US20130255844 Primary material for molds adapted to mold plastics |
| 10/02/2013 | EP2644751A1 Steel sheet for hot pressing and method for producing hot-pressed member using steel sheet for hot pressing |
| 10/02/2013 | EP2644731A1 Electron-beam welded joint, steel material for electron-beam welding, and manufacturing method therefor |
| 10/02/2013 | EP2644719A1 Cooling control |
| 10/02/2013 | EP2644718A1 Pressure stabilisation method |
| 10/02/2013 | EP2644717A2 Raw material for plastic molds or plastic mold |
| 10/02/2013 | EP2643488A1 Method for heat-treating high-strength iron alloys |
| 10/02/2013 | DE19942386B4 Verfahren zur Randschichtbehandlung von Oberflächen mittels Energiestrahl A method for boundary layer treatment of surfaces using energy beam |
| 10/02/2013 | DE112011104680T5 Feder mit hervorragender Korrosionsschwingfestigkeit Spring with excellent corrosion fatigue strength |
| 10/02/2013 | CN203223522U Belt tensioning mechanism for annealing machine |
| 10/02/2013 | CN203222604U Cooling mechanism for conductive wheel of annealing machine |
| 10/02/2013 | CN203222603U Bright annealing furnace |
| 10/02/2013 | CN203222602U Chain surface heat treatment device |
| 10/02/2013 | CN203222599U Heat treatment mesh belt furnace and antirust device thereof |
| 10/02/2013 | CN103339280A High-strength cold-rolled steel sheet having excellent processability and high yield ratio, and method for producing same |
| 10/02/2013 | CN103339267A Heat treatment process for a manufacturing process of a drive belt metal ring component |
| 10/02/2013 | CN103338897A Method and machine tool for machining and hardening metallic workpieces |
| 10/02/2013 | CN103334071A Heavy drawing and annealing device for copper wire |
| 10/02/2013 | CN103334068A Re-Be-Pb-Mg system Fe-based amorphous alloy thin strip and preparation method therefor |
| 10/02/2013 | CN103334002A Cross beam mechanism for steel feeding inlet of continuous heating furnace |
| 10/02/2013 | CN103334001A Blade tempering cooling device |
| 10/02/2013 | CN103334000A Heat-treatment quenching method for mining ring chain |
| 10/02/2013 | CN103333999A Antechamber structure of box-type multipurpose furnace |
| 10/02/2013 | CN103333998A Annealing heat treatment method of motor iron core punching sheet |
| 10/02/2013 | CN103331651A Technology treatment method of machining deformation of long and thin hole shaft type thin-wall part |
| 10/02/2013 | CN103331585A Method for manufacturing isothermal quenching spheroidal graphite cast iron large-scale heavy-load gear |
| 10/02/2013 | CN102443691B Steel tube as well as processing method and processing equipment for steel tube |
| 10/02/2013 | CN102362001B High-strength and high-ductility steel for spring, method for producing same, and spring |
| 10/02/2013 | CN101326300B Hot-dip zinc-coated steel sheets and process for production thereof |
| 10/01/2013 | US8544305 Conveying jig, method of manufacturing conveying jig, and method of heat-treating metal rings using conveying jig |
| 09/26/2013 | WO2013140869A1 Steel material for nitriding, and nitriding component |
| 09/26/2013 | WO2013140730A1 Method for producing high-strength hot-dip galvanized steel sheet, and high-strength hot-dip galvanized steel sheet |
| 09/26/2013 | WO2013140729A1 Method for producing high-strength hot-dip galvanized steel sheet, and high-strength hot-dip galvanized steel sheet |
| 09/26/2013 | WO2013140495A1 Method and apparatus for manufacturing high-strength cold-rolled steel sheet |
| 09/26/2013 | WO2013140072A1 Holding tool for the heat treatment of metal parts |
| 09/26/2013 | WO2013139998A1 Device and method for electromechanically-assisted roller burnishing |
| 09/26/2013 | WO2013139514A1 Method for producing a rolling bearing, and rolling bearing |
| 09/26/2013 | WO2013139319A1 High-strength multi-phase steel, and method for producing a strip from said steel |
| 09/26/2013 | US20130248058 Heat Treatment Process for Engine Ring Gear |
| 09/26/2013 | DE102012006017A1 Hochfester Mehrphasenstahl und Verfahren zur Herstellung eines Bandes aus diesem Stahl A high-strength multiple phase steel and methods for making a tape from this steel |
| 09/26/2013 | DE102011057007B4 Verfahren zum Herstellen eines Kraftfahrzeugbauteils sowie Kraftfahrzeugbauteil A method of manufacturing a motor vehicle component, and motor vehicle component |
| 09/25/2013 | EP2642145A1 Rolling element bearing, and method for producing rolling element bearing |
| 09/25/2013 | EP2641991A1 High-strength steel plate with excellent formability, warm working method, and warm-worked automotive part |
| 09/25/2013 | EP2641990A1 High-strength steel plate with excellent formability, warm working method, and warm-worked automotive part |
| 09/25/2013 | CN203215178U Bellows compensator |
| 09/25/2013 | CN203212613U Resistive copper softening equipment |
| 09/25/2013 | CN203212612U Annealing device for alloy wire |
| 09/25/2013 | CN203212611U Braking device of annealing furnace paying-off seat |
| 09/25/2013 | CN203212610U Continuous type annealing furnace |
| 09/25/2013 | CN203212609U 真空冶炼炉 Vacuum Furnace |
| 09/25/2013 | CN203212608U Wiredrawing air supply adjusting device |
| 09/25/2013 | CN203212607U Thermal treatment furnace for slender tubular products |
| 09/25/2013 | CN203212606U Stepping type heating furnace for heat treatment |
| 09/25/2013 | CN203212605U Thermal treatment furnace for spring |
| 09/25/2013 | CN203212604U Bracket for thread dual bolt thermal treatment |
| 09/25/2013 | CN203212603U Thermal treatment furnace of separate heads of four-way reversing valve pilot head |
| 09/25/2013 | CN103328673A Hot coil for line pipe and manufacturing method therefor |
| 09/25/2013 | CN103328660A Screw made of low-alloy carbon steel, and method for producing such a screw |
| 09/25/2013 | CN103320798A Carburizing and quenching process for gear spline shaft |
| 09/25/2013 | CN103320744A Method for improving wear resistance of transmission line draping armour clamp by means of nitempering |