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)
12/2012
12/26/2012CN202626246U Indoor normalizing gas trolley furnace
12/26/2012CN202626244U Air intake device of bright annealing furnace
12/26/2012CN202626243U Annealing device of iron core of amorphous alloy transformer
12/26/2012CN202626241U Energy-saving type roller bottom continuous brightness positive annealing furnace
12/26/2012CN102844454A Hot dipped galvanized steel sheet and alloyed hot-dip galvanized steel sheet, each having excellent processability, high yield ratio and high strength
12/26/2012CN102844126A Process for producing hot-rolled steel sheet and process for producing hot-dip galvanized steel sheet
12/26/2012CN102840756A Method for simplifying furnace roller types
12/26/2012CN102840205A Bobtail high strength rivet connection pair and manufacturing method thereof
12/26/2012CN102839316A Ultrahigh chromium grinding ball and processing process thereof
12/26/2012CN102839274A Steel wire heat treatment automatic control patenting device
12/26/2012CN102839273A Heating furnace for heat treatment of steel wire
12/26/2012CN102839272A Steel wire heat treatment waste heat recycling device
12/26/2012CN102839271A Heat treatment take-up device of steel wire
12/26/2012CN102839270A Postwelding stress-releasing heat treatment technology for pressure bearing equipment
12/26/2012CN102839269A Bearing heat treatment chassis shaking stove bottom plate
12/26/2012CN102839268A Heat treatment method of bainite switch rail
12/26/2012CN102839267A Method for quenching hollow steel rod and device implanting method
12/26/2012CN102839260A Elongated tube inner wall laser surface phase change hardening method
12/26/2012CN102838367A Resin-combined fine structure hearth roller sleeve and preparation method thereof
12/26/2012CN102837165A Manufacturing method for final-stage driving gear of high-power coal mining machine
12/26/2012CN102836872A Production method for cold-rolled steel strip used for outdoor furniture
12/26/2012CN102836871A Production process for alloy plate of electric car frame
12/26/2012CN102329939B On-line thermal treatment method for hollow core rod
12/26/2012CN102268523B Continuous quenching line for large-diameter tube and bar materials
12/26/2012CN102051468B Reducing atmosphere heat treatment furnace
12/26/2012CN101649382B Local centering and rotating device of cone socket
12/26/2012CN101541993B Steel plate having high gathering degree of {222} plane and process for production thereof
12/26/2012CN101376920B Intermediate frequency induction heating mechanical installation for bearing steel pipe blank
12/25/2012US8337645 Method and plant for heat treatment of metallic elements
12/20/2012WO2012173272A1 Ferritic stainless-steel sheet with excellent non-ridging property and process for producing same
12/20/2012WO2012172940A1 Heat treatment method, outside joint member, and tripod-type constant velocity universal joint
12/20/2012DE102011104521A1 Device, useful for batch-wise heat treatment of workpieces e.g. light metal cast parts, comprises a heating chamber, a main chamber, an optional lock arranged between the heating and main chambers, and an air circulation unit
12/20/2012DE102011104400A1 Manufacturing a shaft, preferably crankshaft, eccentric shaft, balancing shaft, comprises producing the shaft made of a steel having carbon content, partially or completely carburizing a heavily loaded region, and locally hardening
12/20/2012DE102011051209A1 Method for manufacturing stabilizer bar of motor vehicle, involves performing conductive heating of stabilizer bar at specific temperature
12/19/2012EP2535436A1 Device and method for controllably cooling metal billets to be hot extruded
12/19/2012EP2535431A1 Improved hood assembly for controllably cooling extruded section members of aluminium and other metal materials at an output of an extruding line therefor.
12/19/2012EP2534271A1 A steel sheet suitable for enamelling and method for producing such a sheet
12/19/2012CN202614699U Device for artificial aging experiment of steel tube samples
12/19/2012CN202613967U Novel power connecting device for bell-type furnace
12/19/2012CN202612160U Bell-type furnace heating mantle combustion fan control device
12/19/2012CN202610297U Anti-jump device for heat treatment of steel cord
12/19/2012CN202610296U Emitting device of cover annealing furnace
12/19/2012CN202610295U Hydrogen and nitrogen shared flow collecting device for full hydrogen bell type furnace
12/19/2012CN202610294U Control system for bell type annealing furnace process
12/19/2012CN202610293U Spirally corrugated inner cover of severe-convection total-hydrogen bell type furnace
12/19/2012CN202610292U Reinforced protective inner cover for high-temperature belts of bell-type furnace
12/19/2012CN202610291U Normalizing furnace cooling water recycling system
12/19/2012CN202610290U Bracket for threading before startup of austenite combustion furnace
12/19/2012CN202610289U Strip breakage detection alarm for strip steel of annealing furnace
12/19/2012CN202610288U Novel five-partition-baffle device for stainless steel bright annealing furnace
12/19/2012CN202610287U Carrier roller support for steel cords
12/19/2012CN202610286U Nitrogen-hydrogen mixture humidification system
12/19/2012CN202610285U Brake device for steel cord winding wheel
12/19/2012CN202610284U Well type multicomponent thermochemical treatment dedicated furnace for high-speed locomotive motor suspension plate spring
12/19/2012CN202610283U Shielding gas recovery cyclic utilizing device for mirror board annealing furnace
12/19/2012CN202610282U High-frequency heat treating machine
12/19/2012CN202610281U Electric furnace with dust remover
12/19/2012CN202610280U Induction quenching cooling water jet for automobile steering racks
12/19/2012CN202610279U Rectangular intermediate-frequency sensor continuously spraying-quenching on side surfaces
12/19/2012CN202610278U Sucker rod quenching device
12/19/2012CN202610277U Water quenching system for heat treatment
12/19/2012CN202610273U Complete equipment for quenching inner wall of concrete conveying pipe
12/19/2012CN202610272U Surface quenching tool for holding and clamping slender-axle type workpiece
12/19/2012CN202610271U Quenching device from forging heat of bearing ring
12/19/2012CN202610270U Crawler belt pin shaft quench sensor
12/19/2012CN202610268U Steel wire balling annealing furnace
12/19/2012CN202610267U Equipment for heating galvanized plate cleaning water tank by utilizing afterheat
12/19/2012CN202610264U Crankshaft quenching clamp
12/19/2012CN202610260U Thermal treatment long piece fixing device
12/19/2012CN202606526U Protection device for ultra fast cooling system
12/19/2012CN102834540A Spring and method for producing same
12/19/2012CN102834539A High-strength steel sheet having excellent hot rolling workability, and process for production thereof
12/19/2012CN102834531A Method for producing cold rolled steel sheet having high silicon content excellent in chemical conversion treatment
12/19/2012CN102834530A Method for electrically heating spring, and device for same
12/19/2012CN102834194A Winding/unwinding device and method for winding/unwinding a metal product in a rolling line
12/19/2012CN102829180A Aluminum piston abrasion-resisting embedding ring for low-temperature cold area
12/19/2012CN102828144A Integrated carburizing process for bearing ring
12/19/2012CN102828127A Tin-zinc hot dipping fuel-tank high-strength steel plate with good corrosion resistance and manufacturing method thereof
12/19/2012CN102828100A Heat treatment method for ultralow manganese grinding ball or grinding segment
12/19/2012CN102828018A Method for improving production efficiency of cover-type furnace and saving energy
12/19/2012CN102828017A Heating process of wire rod for tyre bead steel wire
12/19/2012CN102828014A Method for controlling nodulation of carbon blind hearth roller
12/19/2012CN102828013A Cold rolling continuous strip steel annealing furnace
12/19/2012CN102828012A Large-scale dimension-adjustable bearing heat treatment tool
12/19/2012CN102828011A Heat treatment technology for light drilling tool material
12/19/2012CN102828010A Safety relief method of tar of bell-type furnace
12/19/2012CN102828007A Speed-regulation push-type rotating quenching machine
12/19/2012CN102828006A Annealing method of cold rolled silicon steel by intermittently reducing introduction of hydrogen
12/19/2012CN102825354A Composite-diffusion brazing method of Cf/SiC ceramic based composite materials and titanium alloy
12/19/2012CN102825353A Compounding-dispersing soldering method of Cf/SiC ceramic-based composite material and titanium alloy
12/19/2012CN102825095A Manufacturing method for GH4169 alloy belt
12/19/2012CN102409236B Method for producing super-thick steel plate
12/19/2012CN102373324B Heat treatment process of hot-rolled steel tube
12/19/2012CN102298361B Emergency stopping system of continuous annealing production line and control method
12/19/2012CN102021297B Aircraft skin aging furnace
12/19/2012CN102002574B Online full-automatic tempering equipment and technology for same-furnace multi-strip bimetal strip saw
12/19/2012CN102002569B Method for changing roller outside for roller hearth steel plate heat treatment furnace and device thereof
12/19/2012CN101956140B Lining plate for large ball mill and casting method thereof
12/19/2012CN101716840B Gold-silver alloy/copper-based laminated composite material and preparation method thereof
12/19/2012CN101705430B High-speed steel roll and preparation method thereof by centrifugal compounding in electromagnetic field
1 ... 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 ... 301