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)
06/2010
06/30/2010CN101758152A Rolling formation method of large and medium hollow titanium alloy disc-shaped forge piece
06/30/2010CN101758151A Rolling formation method of large and medium titanium alloy solid disc-shaped forge piece
06/30/2010CN101758150A Rolling formation method of large and medium high-temperature alloy hollow disc-shaped forge piece
06/30/2010CN101537428B Semi-steel roll and preparation method thereof
06/30/2010CN101403030B On-line laser machining apparatus for strengthening and toughening treatment of steel rail surface
06/30/2010CN101400817B Cold-rolled steel sheet, process for producing the same, and cell and process for producing the same
06/30/2010CN101333593B Low level sand returning machine in fluidized bed furnace for quenching steel wire of steel wire tire cord
06/30/2010CN101244435B Technique for producing high-carbon steel wire
06/30/2010CN101116935B Valve collet producing technology
06/29/2010US7744708 Methods of producing high-strength metal tubular bars possessing improved cold formability
06/29/2010CA2377701C High tensile cold-rolled steel sheet having superior ductility and strain age-hardening characteristics and manufacturing method therefor
06/24/2010WO2010070980A1 Conveying jig, method of manufacturing conveying jig, and method of heat-treating metal rings using conveying jig
06/24/2010WO2010070965A1 Oriented electrical steel sheet, and method for producing same
06/24/2010WO2010070958A1 Hardfacing steel for machine structure, and steel component for machine structure
06/24/2010WO2010070829A1 Method for producing steel sheet for gasket, and gasket
06/24/2010WO2010070334A2 Improvements related to the manufacture of coil springs
06/24/2010WO2010069588A1 Method for manufacturing a coated part using hot forming techniques
06/24/2010US20100156143 Process for producing a locally hardened profile component, locally hardened profile component and use of a locally hardened profile component
06/24/2010US20100156011 Continuous Heat Treatment Furnace and Utilizing the Same, Metal Tube and Heat Treatment Method
06/24/2010CA2746212A1 Method for manufacturing a coated part using hot forming techniques
06/23/2010EP2199422A1 Low-carbon precipitation-strengthened steel for cold heading applications
06/23/2010EP2199421A1 Duplex stainless steel wire material, steel wire, bolt, and method for production of the bolt
06/23/2010EP2199416A1 Quenching method and device of ring-shaped article
06/23/2010EP2198062A1 Rolling element or ring formed from a bearing steel
06/23/2010EP2198061A1 Heat-treatment process for a steel
06/23/2010CN201514126U Water-cooled tube of heating furnace
06/23/2010CN201514105U Furnace bottom step mechanical device
06/23/2010CN201512572U Dual-purpose furnace for continuous hot galvanizing and continuous annealing of steel strip
06/23/2010CN201512565U Jet flow slow cooling device of electric heating cover type furnace
06/23/2010CN201512564U Folding-type reduced annealing furnace for continuous hot galvanizing of steel strip
06/23/2010CN201512563U Multi-functional ultra-fast strip steel heating equipment
06/23/2010CN201512562U Same-tooth positioner for single-tooth induction quenching of gears
06/23/2010CN201512561U Anti-cracking material tray
06/23/2010CN201512560U Car-type high-temperature gas thermal treatment stove
06/23/2010CN201512558U Cooling device of nitrogen protection annealing furnace
06/23/2010CN201512557U Vertical quenching furnace material frame lifting mechanism
06/23/2010CN201512556U High frequency quenching sensor of clutch film spring
06/23/2010CN201512555U Quenching die for large-scale carburizing steel self aligning roller bearing outer ring
06/23/2010CN201512554U Thermal insulation device for back-up roll bearing of annealing furnace
06/23/2010CN1727501B Continuous motion laser shock peening equipment and method
06/23/2010CN101755068A Steel pipes excellent in deformation characteristics and process for manufacturing the same
06/23/2010CN101755063A Method for annealing a strip of steel having a variable thickness in length direction
06/23/2010CN101755062A Process for manufacturing high-strength hot-rolled steel sheet
06/23/2010CN101755061A Electric induction heat treatment
06/23/2010CN101755060A functionally graded powder metal components
06/23/2010CN101755058A Process for hot rolling and for heat treatment of a steel strip
06/23/2010CN101754504A Zone-control radiant tube heater
06/23/2010CN101748346A High-grade wear-resistant steel plate and production method thereof
06/23/2010CN101748332A Ultra-wear-resistant cast-steel grinding ball and preparation method thereof
06/23/2010CN101748330A Steel for heat-resisting casing pipe and manufacturing method thereof
06/23/2010CN101748270A Stainless steel strip bell type annealing furnace
06/23/2010CN101748269A Correlation and integration method for full-flow data of central technological section of continuous annealing production line
06/23/2010CN101748268A Correlation and capturing method for information on entry loop steel coil for continuous annealing unit
06/23/2010CN101748267A Continuous annealing technology for hot-rolled pure titanium roll
06/23/2010CN101748266A Quenching machining tool for heat treatment and cooling for track plate
06/23/2010CN101748265A Method for manufacturing steel-wire finished roll wheels
06/23/2010CN101748264A Heating method of weather-proof sheet billet
06/23/2010CN101748263A Method for heating directional silicon steel slab
06/23/2010CN101748262A Method for manufacturing steel balls of fan bearing
06/23/2010CN101748261A Box type groove form heating furnace
06/23/2010CN101748260A Gas heating furnace for hot rolling high-carbon and high-chromium martensite stainless steel
06/23/2010CN101748256A Rolling and solution treatment method for 304 stainless strip steel
06/23/2010CN101745793A Method for producing irregular-section composite pipe
06/23/2010CN101745780A Method for manufacturing large-wire-diameter steel wire feed chute plates
06/23/2010CN101745606A Casting technology method for high-rigidity gray iron hydraulic valve body
06/23/2010CN101745562A Method for machining male mould of flywheel extrusion mould
06/23/2010CN101745532A Preparation method of thick medium and high chromium ferritic stainless steel
06/23/2010CN101403032B Thermal treatment process for quick cutting steel composite roll
06/23/2010CN101215627B Intermediate frequency through hardening method for small diameter roller
06/23/2010CN101195124B Method for tandem rolling steel flat for automobile beam
06/22/2010US7740474 Support for structural components and method for producing the same
06/22/2010CA2491834C Martensitic stainless steel seamless pipe and a manufacturing method thereof
06/17/2010WO2010067878A1 High-purity ferritic stainless steel having excellent corrosion resistance, and method for producing same
06/17/2010WO2010067872A1 Constituent member of bearing, process for production of same, and ball-and-roller bearing provided with the constituent member
06/17/2010WO2010066896A1 Process for producing a component having improved elongation and break properties
06/17/2010WO2010066708A1 Patenting of steel wire in tin, and the steel wire resulting therefrom
06/17/2010US20100151270 Process of forming ultrafine crystal layer, machine component having ultrafine crystal layer formed by the ultrafine crystal layer forming process, process of producing the machine component, process of forming nanocrystal layer, machine component having nanocrystal layer formed by the nanocrystal layer forming process, and process of producing the machine component
06/17/2010DE102008062270A1 Vorrichtung und Verfahren zum Härten metallischer werkstücke Apparatus and method for hardening metal workpieces
06/16/2010EP2196552A1 Pearlite steel rail of high internal hardness type excellent in wear resistance, fatigue failure resistance and delayed fracture resistance and process for production of the same
06/16/2010CN201507500U Stepping type heating furnace hydraulic balance energy-saving device
06/16/2010CN201506823U Reel synchronous heavy drawing wire-receiving machine
06/16/2010CN201506822U Ventilating duct of stainless steel band bright annealing furnace cooling device
06/16/2010CN201506821U Annealing furnace non-water seal steam protecting device
06/16/2010CN201506820U Tempering racking pipe type vertical spraying cooling device for weld seam of drilling rod
06/16/2010CN201506819U Rotating shaft in production device of quenched-tempered heat treatment of steel bottle
06/16/2010CN201506818U Astrolabe on heat treatment hanger of pit-type resistance furnace
06/16/2010CN201506816U Induction coil capable of simultaneously carrying out high-frequency quenching on inner spline, outer spline and end surfaces
06/16/2010CN1922337B Steel sheet or steel pipe being reduced in expression of baushinger effect, and method for production thereof
06/16/2010CN101743335A Cold-work die steel and dies for cold pressing
06/16/2010CN101743334A Internal high hardness type pearlitic rail with excellent wear resistance, rolling contact fatigue resistance, and delayed fracture property and method for producing same
06/16/2010CN101743331A Method, device and system for the heat treatment of a running metal strip
06/16/2010CN101737479A Wear-resistant gear with alloy steel on surface
06/16/2010CN101736658A High-nitrogen austenitic steel high-speed railway crossing and manufacturing method thereof
06/16/2010CN101736200A High-carbon steel multi-alloy wear-resisting ball and production method thereof
06/16/2010CN101736197A Steels with excellent toughness for welding heat affected section and method of producing the same
06/16/2010CN101736144A Continuous annealing method
06/16/2010CN101736143A Wire annealing process and device thereof
06/16/2010CN101736142A Novel adjusting liquid spraying ring
06/16/2010CN101736141A Process for heat treatment of steel pipe and production equipment thereof
06/16/2010CN101733320A Seamless treatment technology for edge of cast-iron piston ring
1 ... 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 ... 301