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)
04/2014
04/09/2014CN103717776A Spring steel and spring
04/09/2014CN103717775A Compression coil spring and method for producing same
04/09/2014CN103717774A High-strength zinc-plated steel sheet and high-strength steel sheet having superior moldability, and method for producing each
04/09/2014CN103717773A High-strength galvanized steel sheet having superior bendability and method for producing same
04/09/2014CN103717771A High-strength steel sheet having superior impact resistance, method for producing same, high-strength galvanized steel sheet, and method for producing same
04/09/2014CN103717770A High-strength high-processability steel sheet for cans and method for producing same
04/09/2014CN103717768A Induction hardening steel and crank shaft manufactured by using same
04/09/2014CN103717762A Engine valve automatic heat treatment system
04/09/2014CN103717326A Wire rod, steel wire using same, and billet
04/09/2014CN103710715A Cold-drawing and cold-rolling mixed molding method of stainless steel seamless pipe
04/09/2014CN103710714A Automobile gearbox gear carburizing and quenching heat treatment method
04/09/2014CN103710643A Heat-resisting seamless stainless steel pipe for high-pressure boiler and manufacturing method thereof
04/09/2014CN103710632A Locomotive braking resistance tape with good alloying property and preparation method thereof
04/09/2014CN103710627A High-carbon and low-alloy wheel steel for railway wagon and manufacturing method of wheel
04/09/2014CN103710526A Walking deviation resistance type efficient stepping bottom type steel rolling heating furnace
04/09/2014CN103710525A Roll-changing device of horizontal type continuous annealing furnace and using method of roll-changing device
04/09/2014CN103710524A Ignition method of continuous annealing furnace
04/09/2014CN103710523A Method for controlling wrinkle in continuous annealing of wide interstitial-free steel (IF)
04/09/2014CN103710522A Copper-clad aluminium composite flat cable induction continuous annealing equipment and process using equipment
04/09/2014CN103710521A Auxiliary device used for perfecting online dynamic annealing of long baseband for coated conductor and implementation method
04/09/2014CN103710520A Aluminum alloy cable continuous high-frequency heating annealing device
04/09/2014CN103710519A Induction heating partial heat treatment method applied to metal welding piece
04/09/2014CN103710518A Method for eliminating roller marks of steel plates by controlling nodulation of furnace rollers
04/09/2014CN103710517A Rolling sliding member, method of manufacturing the same, and rolling bearing
04/09/2014CN103710516A Large-diameter small-modulus gear quenching process
04/09/2014CN103710515A Gear sleeve clamp
04/09/2014CN103710514A Anti-separation heat-treatment hanging device for crankshaft blank
04/09/2014CN103710513A Special equipment for double-direction journey efficient induction thermal treatment of chain-pin shaft
04/09/2014CN103710512A Steel pipe annealing equipment and steel pipe annealing technology
04/09/2014CN103710511A Process for improving force thermal stability of diaphragm spring
04/09/2014CN103710510A Induction tempering method of high-strength medium plate
04/09/2014CN103710508A Manufacturing method of antibacterial stainless steel wire rod
04/09/2014CN103710505A Gas-tight industrial furnace into which protective gas is admitted, more particularly, chamber furnace, pusher-type furnace, rotary hearth furnace, or ring hearth furnace
04/09/2014CN103710498A Heat treatment technology for forging coupler yoke
04/09/2014CN103710497A Thermal treatment process for controlling contraction of common normal line of high-alloy carburizing steel quenching gear
04/09/2014CN103710496A Profile roller repairing method
04/09/2014CN103707925A Steering knuckle
04/09/2014CN103707024A Method for manufacturing high-precision longitudinal shearing strip splitting tool blade
04/09/2014CN103706742A Machining method of automobile rocker
04/09/2014CN103131836B Stepping type heating furnace for heat treatment
04/09/2014CN103014312B Control method of regenerative burner of regenerative heating furnace
04/09/2014CN103014311B Method for preventing steel in heating furnace from falling down
04/09/2014CN103014289B Manufacturing method of forged steel balls
04/09/2014CN102869796B Method for increasing temperature homogeneity in pit furnace
04/09/2014CN102851463B Suspended muffle pipe end heat-insulation method
04/09/2014CN102703672B Large-caliber thick-wall steel pipe and normalizing method thereof
04/09/2014CN102676946B Segmented hardness low-alloy steel hammer head and manufacturing method thereof
04/09/2014CN102605306B Spiral line setting and annealing process
04/09/2014CN102605149B Irregular bearing ring heat treatment process and quenching oil applicable to same
04/09/2014CN102308010B Automatic heat treatment method for metal ring
04/08/2014CA2718465C Method and device for blowing gas on a running strip
04/03/2014WO2014051119A1 Electric resistance welded steel pipe
04/03/2014WO2014050975A1 Piercer plug material for producing seamless steel tube, and method for producing said material
04/03/2014WO2014050954A1 Hot-rolled steel sheet, and production method therefor
04/03/2014WO2014050016A1 Ferritic stainless steel
04/03/2014WO2014050011A1 Ferritic stainless steel
04/03/2014WO2014049067A2 Method and apparatus for thermally treating an aluminium workpiece and aluminium workpiece
04/03/2014WO2014048337A1 High-frequency straight welded pipe and manufacturing method thereof
04/03/2014WO2014009002A3 Holding and transporting device
04/03/2014DE102013012874A1 Device for laser hardening of component e.g. camshaft sleeve, has gas supply device that is provided for supplying protective gas into processing space, and airtight lockable container that is provided for surrounding processing space
04/02/2014EP2713485A1 Metal member annealing method
04/02/2014EP2712944A1 High carbon thin steel sheet and method for producing same
04/02/2014EP2712942A1 Method and apparatus for thermally treating an aluminium workpiece and aluminium workpiece
04/02/2014CN203523073U Intermediate-frequency heating device of hub reduction gear ring of high-end agricultural machine
04/02/2014CN203518570U Hot air spraying nozzle for roller hearth furnace
04/02/2014CN203513758U Pre-heating equipment for processing copper bar
04/02/2014CN203513757U Novel rotary bottom type heating furnace
04/02/2014CN203513756U Novel disk roller of continuous annealing furnace
04/02/2014CN203513755U Spool roll for continuous annealing furnace
04/02/2014CN203513754U Device for cooling carrier roller in annealing furnace
04/02/2014CN203513753U Heat treatment device for machining steel wire raw material of air valve steel rod
04/02/2014CN203513752U Novel multi-iron-wire electric heating short circuit water-sealing annealing device
04/02/2014CN203513751U Double-medium cryogenic box
04/02/2014CN203513750U Cryogenic box for cryogenic treatment of large-diameter cold rolling work roll
04/02/2014CN203513749U High-frequency quenching platform for large-size gear
04/02/2014CN203513748U Chain wheel full-tooth intermediate-frequency quenching inductor
04/02/2014CN203513747U Mistake proofing mechanism of motor shaft thermal treatment end
04/02/2014CN203513746U Heat treatment device for ball mill lining plate
04/02/2014CN203513745U Radiant pipe roller bottom type heat treatment furnace smoke waste heat recycling device
04/02/2014CN203513744U Storage rack for heat treatment
04/02/2014CN203513743U Sucker rod pipe nipple heat treatment equipment of adjustable straightening device
04/02/2014CN203513742U Quenching tool for toothed nail forge piece
04/02/2014CN203513741U Heat treatment device for torsion bar of automobile transmission system
04/02/2014CN203513736U Vertical roller transporter
04/02/2014CN203513735U Quenching hanger
04/02/2014CN203513732U Lifting device for quench machining tool
04/02/2014CN203513730U Die quenching heating device
04/02/2014CN103703157A High-strength steel sheet having excellent shape-retaining properties, high-strength zinc-plated steel sheet, and method for manufacturing same
04/02/2014CN103703156A High-strength zinc-plated steel sheet and high-strength steel sheet having superior moldability, and method for producing each
04/02/2014CN103703152A Product and process by localized heat treatment of sheet steel
04/02/2014CN103703151A Method for producing oriented magnetic steel sheet
04/02/2014CN103703150A Hot-work tool steel and a process for making a hot-work tool steel
04/02/2014CN103702781A Segmented press-hardening tool
04/02/2014CN103697244A Bimetallic wear-resisting seamless composite steel tube and preparation method thereof
04/02/2014CN103695828A Quick age hardening device and method of positive plate for electrolysis
04/02/2014CN103695800A Foil for anti-theft magnetic stripe added to selling goods and preparation method of foil
04/02/2014CN103695786A Corrosion-resistant highly-extrusion-resistant petroleum casing and production method thereof
04/02/2014CN103695784A Low-temperature steel and casting thereof
04/02/2014CN103695778A Preparation technology for chain wheel of heavy scraper conveyor
04/02/2014CN103695627A System for tracking and positioning positions of steel blanks in heating furnace
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