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)
02/2014
02/12/2014CN103572031A Constant-temperature control device of automotive half shaft quenching liquid
02/12/2014CN103572030A Novel auto semi-axle quenching process
02/12/2014CN103572029A Hot coiling spring thermal treatment device
02/12/2014CN103572028A Automatic spring thermal treatment control device
02/12/2014CN103572027A Synchronous aluminum alloy cast bar homogenization and cast bar heating treatment device and synchronous aluminum alloy cast bar homogenization and cast bar heating treatment method
02/12/2014CN103572026A Rapid quenching and tempering method of steering knuckle casted by using low-carbon low-alloy steel
02/12/2014CN103572024A Non-phase-change rapid softening treatment technology of cold work steel wire rod for fastener
02/12/2014CN103572016A Smoke discharging device for spring oil quenching tank
02/12/2014CN103572012A Rapid spheroidizing technique in bolt manufacturing process
02/12/2014CN103572011A Safety high-temperature annealing furnace
02/12/2014CN103572010A Method for preventing furnace rollers from deformation caused by heating during furnace-baking period
02/12/2014CN103572009A Laser-quenching liquid-nitrogen cooling method of large gear ring tooth surface
02/12/2014CN103572008A Heating furnace walking beam safety protection device
02/12/2014CN103567716A Process for manufacturing ultrahigh-stress dual-clutch spring
02/12/2014CN103045838B Quenching-tempering rapid cooling equipment and technology of heat treatment production line of bimetal strip sawblade
02/12/2014CN102912094B Quench machine tool
02/12/2014CN102732705B Heat treatment method of ball cage for drive shaft
02/12/2014CN102534182B Control system for mantle-type annealing furnace process
02/12/2014CN102399950B Method for controlling medium plate quenching technology
02/12/2014CN102291968B Magnetic field shielding case
02/11/2014US8647450 Lightweight and excellent ductile bead wire, method for producing the same and lightweight tire
02/11/2014US8647448 Nitratable steel piston rings and steel cylindrical sleeves, and casting method for the production thereof
02/06/2014WO2014021452A1 Galvanized steel sheet and manufacturing method therefor
02/06/2014WO2014021428A1 Retainer for constant-velocity universal joint, fixed constant-velocity universal joint incorporating same, and drive shaft incorporating said fixed constant-velocity universal joint
02/06/2014WO2014021382A1 Cold-rolled steel sheet, electrolytic zinc-coated cold-rolled steel sheet, hot-dip zinc-coated cold-rolled steel sheet, alloyed hot-dip zinc-coated cold-rolled steel sheet, and methods for producing said steel sheets
02/06/2014WO2014020640A1 High-strength hot-dip galvanized steel sheet having excellent moldability and shape fixability, and method for manufacturing same
02/06/2014WO2014020188A1 Continuous wire cleaning method and continuous wire treatment machine for carrying out said method
02/06/2014WO2014019964A1 A method for producing a high strength strip steel with a good deep drawability and a high strength steel produced thereby
02/06/2014US20140037980 Hot stamped article, method of producing hot stamped article, energy absorbing member, and method of producing energy absorbing member
02/06/2014DE102012213511A1 Verfahren zum Montieren eines ersten Maschinenteils in ein zweites Maschinenteil Method for mounting a first machine part in a second machine part
02/05/2014EP2692902A1 Method and device for producing si-containing cold rolled steel sheet
02/05/2014EP2692895A1 Cold rolled steel sheet and production method therefor
02/05/2014EP2692891A1 Ferrite stainless steel exhibiting excellent corrosion resistance and strength in weld zones, and tig-welded structure
02/05/2014EP2692889A1 Ferritic stainless steel sheet having excellent heat resistance and processability, and method for producing same
02/05/2014EP2692888A1 Case hardening steel, method for producing same, and mechanical structural part using case hardening steel
02/05/2014EP2692885A1 Spring steel wire rod having excellent wire drawability and excellent fatigue characteristics after wire drawing, and spring steel wire having excellent fatigue characteristics and excellent spring formability
02/05/2014EP2692875A1 Electroseamed steel pipe and process for producing same
02/05/2014EP2692452A1 Stainless steel sheet and method for manufacturing same
02/05/2014EP2691550A2 Method of heat treating a coated metal strip and heat treated coated metal strip
02/05/2014CN203419968U Alcohol circulating system of anti-oxidation device in copper wire drawing annealing process
02/05/2014CN203419967U Air-cooled steel strip annealing and cooling mechanism
02/05/2014CN203419966U Covering production line of aluminum magnesium alloy wire
02/05/2014CN203419965U Novel aluminum magnesium alloy wire coating production line
02/05/2014CN203419964U Wire coating production line for aluminum magnesium alloy wires
02/05/2014CN203419963U Cutter blade tempering cooling device
02/05/2014CN203419962U H-shaped steel fixed structure of annealing furnace
02/05/2014CN203419961U Cooling device for thermal treatment of hot steel pipe
02/05/2014CN203419960U Four-post pressurization furnace
02/05/2014CN203419957U Anti-sticking agent dripping and attaching device for strips
02/05/2014CN203419956U Steel file quenching device
02/05/2014CN203418282U Manufacturing equipment of connector of drill rod and drill collar with high torsion resistance
02/05/2014CN103562428A Cold-rolled steel sheet and method for producing same
02/05/2014CN103562427A Hot-rolled steel sheet and process for producing same
02/05/2014CN103562425A High carbon thin steel sheet and method for producing same
02/05/2014CN103562419A Device and method for treating a steel sheet product in a continuous manner
02/05/2014CN103562417A Method for the production of very-high-strength martensitic steel and sheet or part thus obtained
02/05/2014CN103562416A Heat treatment of hardenable sheet metal components
02/05/2014CN103562053A Method of forming header extension, and vehicle structure
02/05/2014CN103557705A Aluminum slab ingot pit type heating furnace with soaking function
02/05/2014CN103557337A Quickly cut-off flap valve device for muffle bright annealing furnace
02/05/2014CN103555929A Grating cooling device for positioning and detecting stepping heating furnace
02/05/2014CN103555927A High temperature air and coal gas double heat storage type heating furnace heating method
02/05/2014CN103555926A Atmosphere replacement method for continuous annealing furnace
02/05/2014CN103555925A Vertical-type continuous annealing furnace for titanium plate and steel strip
02/05/2014CN103555924A Atmosphere replacement system of continuous annealing furnace
02/05/2014CN103555923A Precision bearing cold and heat treatment technological method
02/05/2014CN103555922A Intelligent steel ball tempering furnace
02/05/2014CN103555921A Vehicle heat treatment system
02/05/2014CN103555920A Pin roll annealing device
02/05/2014CN103555919A Normal pressure amorphous iron core heat treatment method
02/05/2014CN103555918A Controlled cooling equipment for manufacturing expansion-breaking connecting rods by using non-quenched and tempered steel
02/05/2014CN103555917A Air cooling device for connecting rod
02/05/2014CN103555916A Air blowing device for cooling connecting rod
02/05/2014CN103555915A Device for performing heat treatment correction on titanium alloy spoke structure welded case
02/05/2014CN103555914A On-line quenching and plate shape controlling technology for 12MnNiVR steel plate
02/05/2014CN103555906A Method for eliminating residual stress of airplane skin panel
02/05/2014CN103555901A Upright normal pressure amorphous iron core heat treatment furnace
02/05/2014CN103555899A Discharge device of full-automatic disc saw blade quenching line
02/05/2014CN103555897A Large-size thick steel plate quenching device
02/05/2014CN103551418A Production process of pre-stressed indented steel wire for railroad sleeper
02/05/2014CN103551417A Preparation method for steel fiber copper-covered steel wire
02/05/2014CN103551406A Preparing technology of metal fiber wire
02/05/2014CN102899590B Long-service-life impeller of hydrapulper and production method thereof
02/05/2014CN102719649B Vibration ageing device for movable loader arms
02/05/2014CN102534177B Continuous annealing unit and circulating temperature control device for aging section of continuous annealing unit
02/05/2014CN102534147B Furnace door sealing device of box type protective atmosphere thermal treatment furnace
02/05/2014CN102399970B Heat treatment method for V150 steel grade drill rod welded seam
02/05/2014CN102057061B Pre-process stress loading of components for post-process warp control
02/04/2014US8641840 Method of making non-stainless steels with high strength and high ductility
01/2014
01/30/2014WO2014017768A1 Pad spring for disk brake and method for manufacturing same
01/30/2014WO2014017589A1 Method for producing oriented electromagnetic steel sheet
01/30/2014WO2014017362A1 Bearing steel material with excellent rolling fatigue property and bearing part
01/30/2014WO2014017074A1 Nitrocarburizable steel, nitrocarburized part, and methods for producing said nitrocarburizable steel and said nitrocarburized part
01/30/2014WO2014017034A1 Method for producing high-strength hot-dip galvanized steel sheets
01/30/2014WO2014017011A1 High-strength steel plate and method for producing same
01/30/2014WO2014017010A1 High-strength steel plate and method for producing same
01/30/2014WO2014016421A1 Cold-rolled flat steel product and method for the production thereof
01/30/2014WO2014015702A1 Welding process for martensite heat resistant steel
01/30/2014DE10134056B4 Verfahren zur Herstellung von nanokristallinen Magnetkernen sowie Vorrichtung zur Durchführung des Verfahrens Process for the preparation of nanocrystalline magnetic cores as well as apparatus for carrying out the method
01/29/2014EP2690191A2 A method of production of high strength thin-gauge steel sheet excellent in elongation and hole expandability
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