| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 01/29/2014 | EP2690189A1 Steel plate with excellent durability for band-shaped die-cutting blade, and band-shaped die-cutting blade |
| 01/29/2014 | EP2690188A1 Austenite system alloy pipe and manufacturing method thereof |
| 01/29/2014 | EP2690184A1 Produit plat en acier laminé à froid et son procédé de fabrication |
| 01/29/2014 | EP2689045A2 Hot-rolled steel sheet and associated production method |
| 01/29/2014 | EP2689042A1 Method for treating a component such as a gearwheel |
| 01/29/2014 | EP2484785B1 Method and apparatus for the spray cooling of mechanical parts, particularly for large mechanical parts, in execution of thermal treatments |
| 01/29/2014 | CN203411587U Smoke sealing device of bell-type annealing furnace |
| 01/29/2014 | CN203411586U Thermal load balance prewarning device for radiant tubes of continuous annealing furnace |
| 01/29/2014 | CN203411585U Supporting cushion block for heat treatment coil |
| 01/29/2014 | CN203411584U Enameled wire annealing device |
| 01/29/2014 | CN203411583U Slab charging and discharging device for oriented silicon steel electromagnetic induction heating furnace |
| 01/29/2014 | CN203411582U Gear tempering correction device |
| 01/29/2014 | CN203411581U Thermal equilibrium device for conical pick thermal treatment |
| 01/29/2014 | CN203411580U Thermal treatment charging basket |
| 01/29/2014 | CN203411579U Multi-head wiredrawing annealing wire guide plate for wiredrawing annealing machine |
| 01/29/2014 | CN203408665U Steel shot production device |
| 01/29/2014 | CN103547694A Hot press molded article, fabrication method therefor, and thin steel plate for hot press molding |
| 01/29/2014 | CN103547689A Process and apparatus for preparing steel stock before hot rolling |
| 01/29/2014 | CN103547687A Method for producing hardened structural elements |
| 01/29/2014 | CN103547686A Method for producing hardened structural elements |
| 01/29/2014 | CN103542727A Bogie hearth turnover electric furnace |
| 01/29/2014 | CN103540944A Cold-heading finished silk treatment process |
| 01/29/2014 | CN103540862A Abrasion-resistant metal pipeline with internal anti-corrosion coating |
| 01/29/2014 | CN103540858A Precision cast guide roller and manufacturing method thereof |
| 01/29/2014 | CN103540852A Gear roller for aviation fuel refining equipment and preparation process of gear roller |
| 01/29/2014 | CN103540834A X65MS/X70MS spiral submerged-arc welded pipe with excellent SSCC (Sulfide Stress Corrosion Cracking) stress corrosion resistance as well as manufacturing method thereof |
| 01/29/2014 | CN103540804A Low-cost thermochrome and preparation method thereof and soaking pit furnace roller collar and furnace bottom roller manufactured by low-cost thermochrome |
| 01/29/2014 | CN103540739A Heating furnace water beam fixing device |
| 01/29/2014 | CN103540738A Method of producing a high tenacity metal wire material |
| 01/29/2014 | CN103540737A Rotation method for steel pipe in stepping type reheating furnace |
| 01/29/2014 | CN103540736A Heat treatment method and heat treatment method for steel rail profiling heel end section |
| 01/29/2014 | CN103540735A Controlled cooling method for manufacturing fractured connecting rod by using non-quenched and tempered steel |
| 01/29/2014 | CN103540734A Air circulating gas furnace |
| 01/29/2014 | CN103540733A Pass-type rotor heating furnace for piston compressor |
| 01/29/2014 | CN103540732A Device and method for recycling flue gas waste heat of radiant-tube roller-hearth heat treatment furnace |
| 01/29/2014 | CN103540731A Cooling bed device for cooling long-rod heat-treated parts |
| 01/29/2014 | CN103540724A High-frequency quenching process of n-type collision pin |
| 01/29/2014 | CN103540720A Heat treatment device for lining plate of ball grinding mill |
| 01/29/2014 | CN103540719A Novel high-frequency quenching machine |
| 01/29/2014 | CN103540718A Hanger for quenching |
| 01/29/2014 | CN103540717A Processing method for hydrogen sulfide corrosion resistance of pipeline steel |
| 01/29/2014 | CN103540716A Processing method of tread thermal treatment for caterpillar link |
| 01/29/2014 | CN103537696A Tubular stove assembly and using method thereof |
| 01/29/2014 | CN102732710B Heat treatment method of steel plate with large thickness |
| 01/29/2014 | CN102732674B Production method of heavy-gauge large-single-weight low-alloy high-strength structural steel plates |
| 01/29/2014 | CN102719742B Furnace zone through plate method of limit-specification IF steel |
| 01/29/2014 | CN102626844B Producing technology of rail shock-insulating spring |
| 01/29/2014 | CN102605165B Steel wire diffusion fluidized bed furnace |
| 01/29/2014 | CN102586574B Slag guide device for steel-wire continuous tampering electric heating furnace |
| 01/29/2014 | CN102534181B High temperature annealing air distribution system in orientation silicon steel strip coil bell type furnace |
| 01/29/2014 | CN102312074B Pipeline inductive on-line heat treatment method |
| 01/28/2014 | US8636858 Production equipment and production method for precipitation hardened alloy strip |
| 01/28/2014 | US8636856 High strength steel having good toughness |
| 01/28/2014 | CA2781916C Process to manufacture grain-oriented electrical steel strip and grain-oriented electrical steel produced thereby |
| 01/28/2014 | CA2620049C Seamless steel pipe for line pipe and a method for its manufacture |
| 01/23/2014 | WO2014014120A1 Steel material |
| 01/23/2014 | WO2014014097A1 Welding structure for high strength low alloy steel, boiler water wall panel, and method for manufacturing same |
| 01/23/2014 | WO2013180588A3 Method of applying a protective cladding, particularly to gas-tight membranes of energy boilers |
| 01/23/2014 | US20140021664 Hardening method and hardening device |
| 01/23/2014 | DE112012001795T5 Stranggepresstes Rohrprodukt aus Aluminiumlegierung der 1XXX-Serie Extruded tubular product made of aluminum alloy of the series 1XXX |
| 01/22/2014 | EP2687756A1 Drive plate and manufacturing method thereof |
| 01/22/2014 | EP2687620A1 Steel sheet for hot-stamped member and process for producing same |
| 01/22/2014 | EP2687612A1 Steel pipe quenching method |
| 01/22/2014 | EP2687611A1 Method and apparatus for controlling surface porosity of metal materials |
| 01/22/2014 | EP2687312A1 Method of welding alloy articles |
| 01/22/2014 | EP2686457A1 Apparatus for the continuous thermal treatment of electrically conductive continually cast material and arrangement of a sliding contact element |
| 01/22/2014 | CN203405285U Quick temperature measuring device for strip steel |
| 01/22/2014 | CN203403139U Conical discharging roller way |
| 01/22/2014 | CN203403138U Fixture specially used for heat treatment of straight-shank drill bit |
| 01/22/2014 | CN203403137U Getting in and out full-automatic bio-particle pipe annealing furnace |
| 01/22/2014 | CN203403136U Biological particle cart type and fixed type annealing furnace |
| 01/22/2014 | CN203403134U Insulation device of iron basket for heat treatment of wearable steel balls |
| 01/22/2014 | CN203403132U High frequency jaw quenching device |
| 01/22/2014 | CN203403131U Jaw induction quenching fixture |
| 01/22/2014 | CN203403129U Rotary shaft quenching device |
| 01/22/2014 | CN203402855U Auxiliary device of wearable steel ball tempering furnace |
| 01/22/2014 | CN103534378A High carbon thin steel sheet and method for producing same |
| 01/22/2014 | CN103534377A Martensitic stainless steel plate for bicycle disc brake rotor and manufacturing method therefor |
| 01/22/2014 | CN103534375A Hot stamp molded article, method for producing hot stamp molded article, energy absorbing member, and method for producing energy absorbing member |
| 01/22/2014 | CN103534373A Metal plate for laser processing and method for producing stainless steel plate for laser processing |
| 01/22/2014 | CN103534372A Heat-hardened steel with excellent crashworthiness and method for manufacturing heat-hardenable parts using same |
| 01/22/2014 | CN103534366A Grain-oriented electrical steel sheet having low core loss and high magnetic flux density, and method for manufacturing same |
| 01/22/2014 | CN103534365A Hot-rolled steel sheet and associated production method |
| 01/22/2014 | CN103534364A Furnace system for the controlled heat treatment of sheet metal components |
| 01/22/2014 | CN103526143A Production method of soft photovoltaic copper strip |
| 01/22/2014 | CN103526142A Magnesium alloy weld joint hot rolling strengthening process |
| 01/22/2014 | CN103526127A Guide roller and manufacturing method thereof |
| 01/22/2014 | CN103526125A Semi-steel roll and manufacturing method thereof |
| 01/22/2014 | CN103526119A Yin-yang wear-resistant steel ball |
| 01/22/2014 | CN103526117A Non-quenched and tempered steel, engineering mechanical semiaxle manufactured by using same and manufacturing method of semiaxle |
| 01/22/2014 | CN103526108A X70MS ERW welded pipe having excellent anti SSCC stress corrosion and manufacturing method thereof |
| 01/22/2014 | CN103526007A Heat treatment process of medium-thickness non-quenched tempered plastic mold steel plate |
| 01/22/2014 | CN103526006A High-frequency induction heating and heat processing technology of duplicate gear |
| 01/22/2014 | CN103526005A Thermal treatment workpiece positioning system |
| 01/22/2014 | CN103526004A Method for ensuring impact toughness of low-temperature fastener |
| 01/22/2014 | CN103526003A Heat-controllable tubular gas heat treatment furnace |
| 01/22/2014 | CN103526002A Fastener annealing feeder and annealing equipment provided with same |
| 01/22/2014 | CN103525993A Quenching equipment, heat treatment system and heat treatment method |
| 01/22/2014 | CN103525990A 垂直轧辊运输装置 Vertical roll transport means |
| 01/22/2014 | CN103522016A Method for machining shell liner of shell in semi-autogenous mill |