| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 03/20/2013 | EP2570204A2 Method and assembly for heating a metal circuit board |
| 03/20/2013 | EP2569458A1 Steel side shaft produced by rotary swaging |
| 03/20/2013 | EP2569112A1 Method for producing a structural part from an iron-manganese-steel sheet |
| 03/20/2013 | CN202814113U Control device for furnace atmosphere of steel wire fired heater |
| 03/20/2013 | CN202814100U Furnace-door lifting device |
| 03/20/2013 | CN202814087U Sand sealing device for soaking pits |
| 03/20/2013 | CN202808913U Frequency conversion automatic control system of annealing line |
| 03/20/2013 | CN202808912U Loop part of annealing furnace |
| 03/20/2013 | CN202808911U Speed-adjustable contact conductive wheel annealing furnace |
| 03/20/2013 | CN202808910U Cold-rolled continuous strip steel annealing furnace |
| 03/20/2013 | CN202808909U Heating mechanism of annealing furnace for copper strip annealing processing |
| 03/20/2013 | CN202808908U Hanger convection board copper belt feeding device |
| 03/20/2013 | CN202808907U Clamp for heat treatment of automobile engine piston ring |
| 03/20/2013 | CN202808906U Collision and deformation preventing fixture for quenching of bearing ring |
| 03/20/2013 | CN202808905U Aluminium alloy hub material-free frame heat treatment feeding device |
| 03/20/2013 | CN202808904U Special quenching frame for down-the-hole drill bit |
| 03/20/2013 | CN202808903U Surface treatment device of copper alloy heat exchanger tube |
| 03/20/2013 | CN202808902U Surface treatment device of temperature controllable copper alloy heat exchanger tube |
| 03/20/2013 | CN202808901U 钢管中频加热装置 IF steel heating device |
| 03/20/2013 | CN202808900U Heat treatment device of hot coiling spring |
| 03/20/2013 | CN202808899U Automatic control device for thermal treatment of spring |
| 03/20/2013 | CN202808898U Device for automatically adjusting attraction angle of electromagnetic chuck of diaphragm spring |
| 03/20/2013 | CN202808897U Flow guide device for thermal treatment of large spherical storage tank |
| 03/20/2013 | CN202808896U Charging basket of annealing furnace |
| 03/20/2013 | CN202808891U Water cooling leakage box for steel ball quenching |
| 03/20/2013 | CN202808889U Fume extractor with spring oil quenching tank |
| 03/20/2013 | CN202808881U Follow-up intermediate-frequency inductor |
| 03/20/2013 | CN202808877U Surface treatment device capable of simultaneously treating multiple copper alloy heat exchanger tubes |
| 03/20/2013 | CN202808874U Vertical quenching machine tool with variable frequency motor with coupler |
| 03/20/2013 | CN102985578A Higher-strength, cold-formable steel and steel sheet product consisting of such a steel |
| 03/20/2013 | CN102985574A Steel rail and production method thereof |
| 03/20/2013 | CN102985571A Method for producing ultra high strength member and use of ultra high strength member |
| 03/20/2013 | CN102985570A Method for producing a hot-formed and heat-treated steel component that is coated with a metal anti-corrosion coating from a sheet steel product |
| 03/20/2013 | CN102985569A Mechanical part made of steel having high properties and process for manufacturing same |
| 03/20/2013 | CN102982941A Wear-resisting neodymium-iron-boron permanent magnet material |
| 03/20/2013 | CN102982940A Neodymium-iron-boron permanent magnet material |
| 03/20/2013 | CN102979729A Pump structure of cam rotor pump |
| 03/20/2013 | CN102979641A Integrated type cast steel piston and manufacturing method thereof |
| 03/20/2013 | CN102978630A Carburizing and quenching process for power steering screw |
| 03/20/2013 | CN102978368A Charging platform for rolling ingot of induction furnace without grinding crack |
| 03/20/2013 | CN102978367A Vertical muffle-free stainless steel continuous annealing furnace |
| 03/20/2013 | CN102978366A Heat treatment technique of C45 steel piston rod continuous-friction welding joint |
| 03/20/2013 | CN102978365A Heat treatment method of large reducing forming pipe die |
| 03/20/2013 | CN102978364A Double-chamber single air suction type guiding device |
| 03/20/2013 | CN102978358A Salt bath formula and application thereof as well as heat treatment method of high-strength steel weld joint |
| 03/20/2013 | CN102978355A Thermal annealing method for martensite stainless steel, and stainless steel manufactured therefrom |
| 03/20/2013 | CN102978348A Method for improving interfacial bond strength of copper/aluminum cold rolling composite ultrathin strip |
| 03/20/2013 | CN102974771A Casting forming preparation method of pressure reducing valve body |
| 03/20/2013 | CN102605158B Local heat treatment method of thick-wall P92 pipeline in field condition |
| 03/20/2013 | CN102417963B Sedan stabilizer bar-quenching mechanism |
| 03/20/2013 | CN102389960B Casting and heat treatment production method of mechanical concrete pump piping |
| 03/20/2013 | CN102373327B Bright annealing furnace for stainless steel band |
| 03/20/2013 | CN102352462B Anchor rod rebar with high strength and high impact toughness and preparation method thereof |
| 03/20/2013 | CN102345076B Steel for creeper tread with tensile strength of 1,500MPa and manufacturing method thereof |
| 03/20/2013 | CN102345009B Method for automatically correcting tracking process of heating furnace |
| 03/20/2013 | CN102212673B Control method of decarburization of continuously cast bloom for spring steel wire rods |
| 03/20/2013 | CN102212659B Composite machine set with functions of producing annealing plate and electric steel |
| 03/20/2013 | CN102174671B Thermal treatment production line of high-strength stirrup |
| 03/20/2013 | CN102086482B Continuous quenching cooling system for strip metal |
| 03/20/2013 | CN102021509B Annealing method for cold rolling titanium coil |
| 03/20/2013 | CN102016084B Heat treatment method for rolling bearing device for wheel and cooling device for inner shaft |
| 03/20/2013 | CN101869911B Production technology of precise stainless steel strip used for high-level mobile phone |
| 03/14/2013 | WO2013035848A1 Medium carbon steel sheet, quenched member, and method for manufacturing medium carbon steel sheet and quenched member |
| 03/14/2013 | WO2013035588A1 Two-phase stainless steel |
| 03/14/2013 | US20130065079 Steel rail and method of manufacturing the same |
| 03/14/2013 | US20130062835 Compression ring and its production method |
| 03/14/2013 | US20130061989 High strength hot-rolled steel sheet having excellent stretch flangeability and fatigue resistance and method for manufacturing the same |
| 03/14/2013 | DE112010003614T5 Hochfeste Schraube High-strength screw |
| 03/14/2013 | DE102011112832A1 Heat treating of rolled steel bar, comprises externally heating the steel bar, which is coming from a roll stand after rolling, and cooling |
| 03/14/2013 | DE102011082338A1 Method of inducing compressive stresses near surface areas of metal structures such as balls, involves arranging the ball between grooves, and rotating a disc at predetermined ratio, such that very uniform hardening of ball is achieved |
| 03/14/2013 | CA2847111A1 Duplex stainless steel |
| 03/13/2013 | EP2568056A2 High-strength and high-toughness ultrafine wire rod and method for producing same |
| 03/13/2013 | EP2566991A1 Method for increasing the temperature homogeneity in a pit furnace |
| 03/13/2013 | EP2566990A1 Method for increasing the temperature homogeneity in a pit furnace |
| 03/13/2013 | EP2566654A1 Method for producing custom made, welded sheet steel products to be warm formed and corresponding welded product |
| 03/13/2013 | CN202799226U Magnetic-field reinforcement device for workpiece end portion in induction heating process |
| 03/13/2013 | CN202792997U Entry roller table |
| 03/13/2013 | CN202792935U Pusher-type heating furnace rib tube fixing device |
| 03/13/2013 | CN202786363U Steel-tapping hole steel baffling device of rod heating furnace |
| 03/13/2013 | CN202786362U HITT (high temperature and tight) single-coil stacking hood-type annealing furnace for thermal treatment of orientated electrical steel |
| 03/13/2013 | CN202786361U Novel continuous annealing furnace for copper belt used in solar photovoltaic welding strip |
| 03/13/2013 | CN202786360U Quench tempering device for linear metal material |
| 03/13/2013 | CN202786359U Guiding device of copper wire annealing pool |
| 03/13/2013 | CN202786358U Carbon sleeve positioning device |
| 03/13/2013 | CN202786357U Annealing device for bearing cold-rolled steel strip |
| 03/13/2013 | CN202786356U Camshaft quenching box body bracket |
| 03/13/2013 | CN202786355U Tool for induction hardening of crankshaft |
| 03/13/2013 | CN202786354U Thermal treatment system for container product |
| 03/13/2013 | CN202786353U Heat treatment tool for torsion bar spline |
| 03/13/2013 | CN202786352U Horizontal roller hearth furnace for thermal treatment of aluminum sheet |
| 03/13/2013 | CN202786351U Quenching tool for crane wheels |
| 03/13/2013 | CN202786346U Hydraulic expansion-shrinkage assembled type combined die for quenching of ferrule type parts |
| 03/13/2013 | CN202786345U Carburizing and quenching support frame for transmission spiral bevel gear used in special freighter |
| 03/13/2013 | CN202786343U Novel pressing mechanism in steel pipe water quenching device |
| 03/13/2013 | CN202786342U Forge piece heat treatment mechanical operation vehicle |
| 03/13/2013 | CN202786340U Quenching mechanism for sprocket-wheel power drum |
| 03/13/2013 | CN202786339U Cantilever for induction hardening machine |
| 03/13/2013 | CN202786335U High-frequency induction continuous annealing line of precise steel pipe |
| 03/13/2013 | CN202786327U Aging furnace capable of pushing double rows of trays in reciprocating manner |
| 03/13/2013 | CN202779158U Aluminum foil preparation system |