Patents
Sitemap › C21 - Metallurgy of iron › C21D - Modifying the physical structure of ferrous metals; General devices for heat treatment of ferrous or non-ferrous metals or alloys; Making metal malleable by decarburisation, tempering, or other treatments › C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering
Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435)
05/2012
05/30/2012CN102071294B Device for preventing elongated piston rod from bending deformation during medium and high frequency quenching
05/30/2012CN102021280B Heat treating oil and preparation method thereof
05/30/2012CN101996721B Method for improving coercive force of sintered neodymium ferrum boron (NdFeB)
05/30/2012CN101993995B Water quenching and cooling method and device for ultrahigh-strength strip steel
05/30/2012CN101948987B Manufacturing method of high-strength and high-toughness steel plate
05/30/2012CN101921952B Electric resistance welding petroleum casing pipe
05/30/2012CN101899625B Ferrite stainless steel and manufacturing method thereof
05/30/2012CN101892442B Steel for nuclear power pressure equipment with high toughness, high ductility and low irradiation embrittlement and making method thereof
05/30/2012CN101892371B Cold draw production method of wire core 4J42 alloy for covering copper
05/30/2012CN101831537B Method for manufacturing seamless ring and special heat treatment system thereof
05/30/2012CN101824523B Cooling spray pipe with continuously adjustable jet width
05/30/2012CN101818233B Process for quenching die-cutting rule band steel for printing
05/30/2012CN101775542B Quake-proof construction steel with yield strength of 100MPa and production method thereof
05/30/2012CN101760692B Ultrahigh chromium cast grinding ball and heat treatment process thereof
05/30/2012CN101748330B Steel for heat-resisting casing pipe and manufacturing method thereof
05/30/2012CN101736206B Manufacturing method of coking cart heat-resisting and wear-resisting lining plate
05/30/2012CN101702950B Irradiance pulse heat-treating methods and apparatus
05/30/2012CN101636511B Method for the heat treatment of extended steel products
05/30/2012CN101306434B Preparation method of low carbon low silicon no-aluminum half-technique non oriented electrical steel
05/30/2012CN101134988B Fireproof material unit for heating-furnace
05/24/2012WO2012068419A2 Heating and plastic forming of bulk metallic glass shells by inductive coupling
05/24/2012WO2012066913A1 Rolling element bearing, and method for producing rolling element bearing
05/24/2012WO2012065928A1 Aqueous metal quenching medium
05/24/2012DE102010035339B4 Verfahren zur Herstellung von Formbauteilen aus einer Platine aus gehärtetem warm umformbaren Stahlblech A process for the production of molded components made of a board made of hardened hot-workable steel sheet
05/23/2012EP2455178A1 Rotary tool for friction stir welding
05/23/2012EP2188402B1 Martensitic stainless steel, method for making parts from said steel and parts thus made
05/23/2012EP1511872B1 Steel and mould tool for plastic materials made of the steel
05/23/2012CN202226889U In-furnace support fiber roller in stainless steel continuous annealing production line
05/23/2012CN202226888U High-precision gear ring support pressure quenching clamp
05/23/2012CN202226885U Spheroidizing annealing furnace
05/23/2012CN202226884U Spheroidizing annealing furnace
05/23/2012CN202226883U Stress relieving device for amorphous alloy iron core of transformer
05/23/2012CN202226882U Annealing flue duct residual heat recovering system
05/23/2012CN202226881U Energy-saving double-flue heat-recovery isothermal annealing furnace
05/23/2012CN202226880U Quick flat spring tempering device
05/23/2012CN202226879U Pile hammer drill body strengthened by laser phase transformation
05/23/2012CN1861811B Method for annealing amorphous alloys
05/23/2012CN1690238B Ferrous abrasion resistant sliding material
05/23/2012CN102471865A Steel member having nitrogen compound layer and process for producing same
05/23/2012CN102471858A 用于加热轻金属块的方法 A method for heating a light piece of metal
05/23/2012CN102471842A 低循环弯曲疲劳强度优良的渗碳钢部件 Excellent low cycle bending fatigue strength carburizing steel components
05/23/2012CN102471820A Method for heat-treating a ring-shaped member, method for producing a ring-shaped member, ring-shaped member, bearing ring, rolling bearing, and method for producing a bearing ring
05/23/2012CN102471816A 渗碳处理用的感应加热线圈及渗碳处理装置 The induction heating coil and a carburizing carburizing treatment apparatus used for treatment of
05/23/2012CN102471815A Method for producing martensitic steel with mixed hardening
05/23/2012CN102470480A 摩擦搅拌接合用旋转工具 Friction stir welding using the rotary tool
05/23/2012CN102465240A 沉淀硬化型马氏体不锈钢及使用有该不锈钢的汽轮机部件 Precipitation hardening martensitic stainless steel and the use of stainless steel turbine components
05/23/2012CN102465198A 一种铁素体不锈钢方坯退火的方法 One kind of ferritic stainless steel billet annealing method
05/23/2012CN102465197A Mold surface processing process for increasing product quality of stamping part
05/23/2012CN102465196A 一种表面强化工艺 A surface hardening process
05/23/2012CN102465195A 一种光水同轴的激光冲击强化头 A light water coaxial laser shock peening head
05/23/2012CN102463414A 一种具有激光热处理的激光焊接活塞的方法 A laser having a laser heat treatment method of welding a piston
05/23/2012CN102127711B Nano-structured ultrahigh-strength dual-phase steel and production method thereof
05/23/2012CN102041370B Steel-top aluminium-skirt piston ring groove induction strengthened self-tempering preventor
05/23/2012CN102010979B Steel wire through pipe type heating, water quenching and thermal insulation combined isothermal quenching device
05/23/2012CN101974773B Method for improving stress corrosion resistance of Incone1609 alloy heat transfer tube
05/23/2012CN101948946B Antioxidant for preventing billet from being oxidized on surface during heating and preparation method thereof
05/23/2012CN101831595B Rapid cooling thermal treatment method of 21/4Cr-1Mo-1/4V steel forging and automatic temperature-control inflation three-dimensional circulating water
05/23/2012CN101824521B Electrical heating shield type quenching system
05/23/2012CN101802229B High-frequency hardening monitor device
05/23/2012CN101787492B Manufacturing method of high quality and large size mandril blank
05/23/2012CN101786213B Method for controlling generation of cold crack in welding process based on electromagnetic induction heating
05/23/2012CN101775571B Process for producing large-scale diesel engine cam workpiece with high hardness and abrasive resistance
05/23/2012CN101724742B Heat treatment process of notch ductile steel bearing balls
05/23/2012CN101455986B Crusher duplex metal abrasion-proof backing block and manufacture method thereof
05/23/2012CN101397520B 3Cr13//FeS composite solid lubrication film and preparation method thereof
05/23/2012CN101381839B High strength and ductility alloy steel and heat treatment technology thereof
05/23/2012CN101266855B Rare earth permanent magnetism material and its making method
05/22/2012US8181331 Method for producing hardened parts from sheet steel
05/22/2012CA2535530C Gas quenching method using a recycling facility
05/18/2012WO2012064223A1 Method and device for heat treating rails
05/18/2012WO2012064102A2 Graphene-coated steel sheet, and method for manufacturing same
05/18/2012WO2012063926A1 Conveyance device and conveyance heat processing system
05/18/2012WO2012062281A1 Use of a wear-resistant steel component especially as the plow of a construction machine
05/18/2012WO2012030139A3 Vacuum heat treatment apparatus
05/18/2012WO2011107869A8 Method and device for localized induction hardening of circular mechanical component parts of large - size, in particular rings for rolling bearings
05/17/2012US20120118446 Aqueous metal quenching medium
05/17/2012US20120118440 High-strength and high-ductility die-quenched parts and method of manufacturing the same
05/17/2012US20120118438 High-strength galvannealed steel sheet having excellent formability and fatigue resistance and method for manufacturing the same
05/17/2012US20120117780 Refractory metal pots
05/16/2012EP1888794B1 Method for producing a metallic component comprising adjacent sections having different material properties
05/16/2012DE102010039941B4 Verfahren zum Aufkohlen eines Eisenwerkstoffes Method of carburizing an iron material
05/16/2012CN202220193U Quenching device for long thin steel wire
05/16/2012CN202220192U Heat-setting clamp in quenching process of metal seal ring
05/16/2012CN202220190U Continuous type cryogenic treatment and tempering equipment
05/16/2012CN202220189U Continuous type protective atmosphere heating high-pressure gas quenching furnace
05/16/2012CN202220188U Induction-heating automatic quenching and tempering production line for creeper thread
05/16/2012CN202220187U Annealing device for metallic articles
05/16/2012CN202219999U Six-layer horizontal type loop
05/16/2012CN202219998U Four-layer lying-type horizontal loop
05/16/2012CN1672867B An apparatus and method for improving work surface during forming and shaping of materials
05/16/2012CN102460052A Furnace for heat treatment of metal
05/16/2012CN102459678A Carburized component and manufacturing method therefor
05/16/2012CN102453919A Nitrogen treatment and destressing process
05/16/2012CN102453841A Steel used for sea oil extraction platform R4S grade mooring chain and its manufacture method
05/16/2012CN102453828A Method for preparing iron matrix composite material
05/16/2012CN102453827A Preparation method of powdered metallurgic iron-based material
05/16/2012CN102453826A Method for preparing powder metallurgy composite material
05/16/2012CN102453825A Method for preparing cutting tool material
05/16/2012CN102453797A One-time heat treatment method of integral high-speed steel cutter
05/16/2012CN102453794A High-temperature decarburization-preventing coating material used for spring steel
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