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 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor
Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082)
11/2010
11/17/2010CN101307382B Vertical continuous non-muffle bright annealing equipment for stainless steel band
11/17/2010CN101285154B Iron-chromium-cobalt permanent magnetic alloy compounding vanadium and tungsten and deformation processing technology thereof
11/17/2010CN101215628B High speed steel composite roller heat treatment method
11/16/2010US7832242 Method for producing a hardened profile part
11/16/2010CA2552963C Hot dip galvanized high strength steel sheet excellent in plating adhesion and hole expandability and method of production of same
11/16/2010CA2450161C Roller conveyor roller, especially for the transport of furnace-heated metallic strip material
11/11/2010WO2010128545A1 High‑strength stainless steel pipe
11/11/2010US20100282375 Method of Fabricating a Uranium-Bearing Foil
11/10/2010EP2248927A1 Galvannealed heat-treated steel material and process for producing the same
11/10/2010EP2248919A1 High corrosion-resistant, high-strength and non-magnetic stainless steel, high corrosion-resistant, high-strength and non-magnetic stainless steel product and method for producing the same
11/10/2010EP2248918A1 Austenitic stainless steel and process for hydrogen removal thereof
11/10/2010EP2247848A1 Method for aligning an elongated component
11/10/2010EP2247770A1 Method for the sol-gel coating of a heat-treated object
11/10/2010CN201626976U Sling for well-type heat treatment heating furnace
11/10/2010CN201626975U Variable-volume heat treatment device
11/10/2010CN201626974U Combined tooling material tool
11/10/2010CN201626973U Inductor for anneal of copper-coated aluminum wire cold pressing welding joint
11/10/2010CN201626726U Strip-shaped profile conveying device
11/10/2010CN101882492A Semi-hard magnetic material as well as preparation method and application thereof
11/10/2010CN101880852A Method of carbonitriding, process for producing machine part, and machine part
11/10/2010CN101880834A Cold roll with high abrasive resistance and high roughness retaining capability and manufacturing method thereof
11/10/2010CN101880761A Texture thinning processor for large bearing material
11/10/2010CN101880760A Vacuum isothermal heat treatment process of large die-casting mould
11/10/2010CN101550477B Low-carbon steel cold rolled sheet continuous annealing process
11/10/2010CN101469359B Vertical spray quenching apparatus and quenching technique
11/10/2010CN101386124B Medium and heavy plate production technique and special production line thereof
11/10/2010CN101381843B 5Cr5MoWSiV cold roller heat treatment method
11/10/2010CN101311292B Novel anti-scaffolding heat-resisting alloy, hearth roll of stainless steel normalizing furnace and production process thereof
11/10/2010CN101290823B Annealing and cooling device for conductive wire
11/10/2010CN101058846B Method of determining position information of high-temperature ring annealing furnace steel coil
11/10/2010CN101050511B Vacuum heat treatment method for brazing sheet of hard alloy in low cobalt
11/09/2010US7828918 Making coil springs with optimum toughness and strength
11/09/2010US7828917 billet is hot rolled into a rail form and cooled naturally without using insulation or accelerated cooling; the foot part of the rail is mechanically restrained to improve the straightness of the rail; reduces bending; railroads
11/09/2010US7828912 High-strength hot-rolled steel shaft excellent in hole expandability and ductility and production method thereof
11/09/2010US7827883 Cutting die and method of forming
11/09/2010CA2559587C Hot dip galvanized composite high strength steel sheet excellent in shapeability and hole enlargement ability and method of production of same
11/04/2010WO2010126161A1 High-strength hot-dip zinc-coated steel sheet having excellent workability, weldability and fatigue properties, and process for production thereof
11/04/2010WO2010125848A1 Cold-rolled steel sheet with excellent formability, shape retentivity, and surface appearance and process for producing same
11/04/2010US20100276955 Treatment of railway wheels
11/04/2010US20100276040 Method of producing strengthened alloy
11/04/2010CA2759913A1 High strength galvanized steel sheet having excellent formability, weldability, and fatigue properties and method for manufacturing the same
11/03/2010EP2246456A1 High-strength steel sheet and process for production thereof
11/03/2010EP2246455A1 High-purity ferritic stainless steel excellent in corrosion resistance and workability and process for production of the same
11/03/2010EP2246453A1 Ferrite-austenite stainless steel sheet for structural members excellent in workability and impact absorption characteristics and process for the production of the sheet
11/03/2010EP2246450A1 Steel sheets and process for manufacturing the same
11/03/2010CN201620180U Pulling strip device of thrust belt in continuous annealing furnace
11/03/2010CN201620179U Gas device used for heating tube blank partially in axial direction
11/03/2010CN101878316A Hearth roll for continuous annealing furnace and process for production of the same
11/03/2010CN101876449A Method of controlling oxygen air-flowing environment in heating furnace
11/03/2010CN101876345A Full complement bearing for sintering vehicle
11/03/2010CN101876025A Production method of low alloy bucket teeth
11/03/2010CN101876003A Bottom sealing device of band steel aerosol cooling device
11/03/2010CN101876002A Hardening and tempering method in the process of manufacturing drill stem connector
11/03/2010CN101875059A Method for manufacturing 1,860MPa ultrahigh strength hotly-galvanized steel wire with diameter of 5.0 millimeters
11/03/2010CN101649383B Heat treatment process for manufacturing mold of automotive rear longeron
11/03/2010CN101596551B Binary alloy coating seamless steel tube top and manufacture method thereof
11/03/2010CN101440423B Automatic control furnace for vacuum heat treatment
11/03/2010CN101410535B Method for production of martensitic stainless steel pipe
11/03/2010CN101407015B Method for manufacturing vermicular cast iron trolley body
11/03/2010CN101300369B Seamless steel pipe for line pipe and method for producing same
11/03/2010CN101209456B High-strength medium plate production process
11/03/2010CN101065508B Steel pipe having excellent electromagnetic properties and process for producing the same
11/02/2010US7824509 Casting a steel, hot-rolling the cast slab into steel sheet and coiling it; then pickling and cold-rolling the sheet; annealing for 10-30 minutes; cooling to 650 to 700 degrees C. cooling the steel sheet to the plating bath temperature +100 degrees C.; control the concentration; metal working
11/02/2010US7824106 Bearing device for wheel
11/02/2010CA2527594C Low yield ratio, high strength, high toughness, thick steel plate and welded steel pipe, and method for manufacturing the same
10/2010
10/28/2010WO2010123152A1 Cold-rolled steel sheet production method and production facility
10/28/2010WO2010123034A1 Shaft part with rolling groove
10/28/2010WO2010122581A2 A low carbon welded tube and process of manufacture thereof
10/27/2010EP2243853A1 High-strength hot-rolled steel sheet and process for production thereof
10/27/2010EP2243852A1 High-strength hot-dip zinc coated steel sheet excellent in workability and process for production thereof
10/27/2010EP2243851A1 High-strength hot-rolled steel sheet and process for production thereof
10/27/2010EP2243846A1 Bracing device for an annealing furnace
10/27/2010EP2243626A1 Method of manufacturing an aerofoil
10/27/2010EP2243566A1 Device for hardening rails
10/27/2010EP2243565A1 Device for hardening rails
10/27/2010EP1552027B1 Hard metallic materials,hard metallic coatings, methods of processing metallic materials and methods of producing metallic coatings
10/27/2010CN201615699U 高温物料气体快速喷射冷却单元 High-temperature materials fast jet of gas cooling unit
10/27/2010CN201615698U 高温物料气体喷射冷却单元 High-temperature materials gas jet cooling unit
10/27/2010CN201614394U 一种带钢冷却装置 One kind of strip cooling device
10/27/2010CN201614393U 一种新型马弗管吊装夹具 A new muffle lifting clamps
10/27/2010CN201614392U 钢丝油淬火热处理生产线 Oil quenching steel wire production line
10/27/2010CN201614391U 无缝钢管淬火炉传动装置 Seamless steel hardening furnace gear
10/27/2010CN201614390U 高温金属卷材气体快速喷射强化冷却单元 Rapid injection of high temperature metal coil gas intensive cooling unit
10/27/2010CN201614389U 一种热处理加热炉 One thermal treatment furnace
10/27/2010CN201614387U 一种滚筒式淬火机 A drum-type quenching machine
10/27/2010CN201614386U 摆动式火焰链轮淬火机床 Swing flame quenching machine sprocket
10/27/2010CN101874125A Machine component and rolling bearing
10/27/2010CN101874124A Steel for high-frequency quenching with excellent cold workability, rotary member made of said steel, and motion guiding apparatus using said rotary member
10/27/2010CN101871105A Production technique of high-accuracy cold-rolling carbon-steel steel belt for electronic industry
10/27/2010CN101871076A Manufacturing method of 500Mpa-grade cold-rolled magnetic steel
10/27/2010CN101871043A Steam generator of annealing furnace and control method thereof
10/27/2010CN101871042A Method and device for reusing flue gas waste heat of annealing furnace of continuous annealing unit
10/27/2010CN101871041A Continuous annealing bluing process of sheet punching work piece of cold rolling silicon steel sheet
10/27/2010CN101871040A Mesh-belt type hot air tempering furnace
10/27/2010CN101871037A Method for producing light oxidation annealed plate on continuous annealing production line
10/27/2010CN101871036A Laser processing technology for low-pressure last stage blade of steam turbine
10/27/2010CN101870064A Stainless steel wire drawing and annealing integration machine
10/27/2010CN101870031A Construction method for welding furnace tube and dissimilar steel
10/27/2010CN101869915A Method for forecasting temperature of slab of hot rolling heating furnace
10/27/2010CN101869911A Productive technology of precise stainless steel strip used for high-end mobile phone
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