| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 08/09/2011 | CA2502079C Method for making hardenable steel plates by firing, resulting steel plates |
| 08/04/2011 | WO2011093490A1 Steel sheet and process for producing steel sheet |
| 08/04/2011 | WO2011093319A1 High-strength cold-rolled steel sheet, and process for production thereof |
| 08/04/2011 | WO2011093117A1 Production method for seamless steel pipe used in line pipe, and seamless steel pipe used in line pipe |
| 08/04/2011 | WO2011093059A1 Method of heat-treating metal pipes for nuclear power plant, batch-type vacuum heat-treatment furnace used therefor, and metal pipe for nuclear power plant treated using same |
| 08/04/2011 | WO2011092905A1 Wire material, steel wire, and processes for production of those products |
| 08/04/2011 | WO2011091983A2 Process for the heat treatment of metal strip material, and strip material produced in that way |
| 08/04/2011 | WO2011091454A1 Punching tool |
| 08/04/2011 | US20110186191 Steel sheet for vitreous enameling and method for producing the same |
| 08/04/2011 | US20110186188 Steel pipe with excellent expandability and method for producing the same |
| 08/04/2011 | US20110186185 High strength steel sheet excellent in formability and method producing the same |
| 08/04/2011 | CA2788143A1 Process for the heat treatment of metal strip material, and strip material produced in that way |
| 08/04/2011 | CA2788095A1 Steel sheet and method of manufacturing steel sheet |
| 08/04/2011 | CA2787575A1 High-strength cold-rolled steel sheet and method of manufacturing thereof |
| 08/04/2011 | CA2786978A1 Method for heat-treating metal tubes or pipes for nuclear power plant, batch-type vacuum heat treatment furnace used therefor, and metal tubes or pipes for nuclear power plant heat-treated by the same |
| 08/04/2011 | CA2785425A1 Method for manufacturing seamless steel pipe for line pipe and seamless steel pipe for line pipe |
| 08/03/2011 | EP2351867A1 High strength hot rolled steel sheet excellent in bore expanding workability and method for production thereof |
| 08/03/2011 | EP2351621A1 Carbon steel wire with high strength and excellent ductility and fatigue resistance, process for producing same, and method of evaluation |
| 08/03/2011 | EP2350332A1 High-strength steel sheet and the method for production therefor |
| 08/03/2011 | EP2349615A1 Method for the manufacture of a compound product with a surface region of a wear resistant coating, such a product and the use of a steel material for obtaining the coating |
| 08/03/2011 | EP1511873B1 Cold work steel and cold work tool |
| 08/03/2011 | CN201915129U 轧钢加热炉上下开缝式孔洞节能滑块 Rolling down the furnace energy saving slider slotted holes |
| 08/03/2011 | CN201915128U 一种出钢机用分离垫板装置 A device for separating out the steel plate machine |
| 08/03/2011 | CN201915127U 一种拉料式出钢机 Pull out one kind of material type steel machine |
| 08/03/2011 | CN201915126U 胎圈钢丝加热回火装置 Bead wire heating tempering device |
| 08/03/2011 | CN201915125U 镀锌退火炉用多层风管循环喷流冷却风箱 Galvanized Annealing multilayer circulation jet cooling duct bellows |
| 08/03/2011 | CN201915124U 一种退火炉余热回收系统 One kind of annealing furnace waste heat recovery system |
| 08/03/2011 | CN201915123U Metal strip heat treatment waste heat recovery device with double-layer structure |
| 08/03/2011 | CN201915122U 管状弹性元件的淬火辅助装置 Quenching the tubular elastic element auxiliary means |
| 08/03/2011 | CN201915120U 一种预抽真空箱式炉 One kind of pre-vacuum chamber furnaces |
| 08/03/2011 | CN102140609A Composite silicon and aluminum-added 590MPa-level transformation-induced plasticity steel and preparation method |
| 08/03/2011 | CN102140574A Annealing process for improving deep drawability of 430 ferrite stainless steel |
| 08/03/2011 | CN102140569A Quick normalizing heat treatment method for Q345R steel |
| 08/03/2011 | CN102139434A Process for manufacturing high-hardness steel shots |
| 08/03/2011 | CN101812631B Steel for expandable casing for oil well and manufacturing method thereof |
| 08/03/2011 | CN101763916B Production method for copper-clad steel double-metal wire |
| 08/03/2011 | CN101622080B High tensile cold rolled steel plate and method for manufacturing the cold rolled steel plate |
| 08/03/2011 | CN101583726B Method for quenching steel product |
| 08/03/2011 | CN101541994B Weld steel pipe with excellent low-temperature toughness for high-strength line pipe and process for producing the same |
| 08/03/2011 | CN101504253B Vertically lifting discharging machine |
| 08/03/2011 | CN101501225B Coiling furnace |
| 08/03/2011 | CN101492788B Microalloy non-hardened and tempered steel and controlled forging and cooling process |
| 08/03/2011 | CN101155935B Process for producing hot-dipped hot-rolled steel sheet |
| 08/02/2011 | US7988799 Welding repair method for full hoop structures |
| 07/28/2011 | WO2011090205A1 Steel plate for cold forging and process for producing same |
| 07/28/2011 | WO2011090184A1 High-strength hot-dip galvanized steel sheet with excellent processability and spot weldability and process for producing same |
| 07/28/2011 | WO2011090183A1 High-strength hot-dip galvanized steel sheet reduced in burr formation and process for producing same |
| 07/28/2011 | WO2011090182A1 High-strength hot-dip galvanized steel sheet with excellent fatigue property and hole expansibility and process for producing same |
| 07/28/2011 | WO2011090180A1 High-strength hot-dip galvanized steel sheet with excellent material stability and processability and process for producing same |
| 07/28/2011 | WO2011090179A1 High-strength hot-dip galvanized steel sheet with excellent processability and impact resistance and process for producing same |
| 07/28/2011 | WO2011089845A1 Method for producing hot-rolled high carbon steel sheet |
| 07/28/2011 | WO2011089782A1 Wire material, steel wire, and process for production of wire material |
| 07/28/2011 | CA2787564A1 Steel plate for cold forging and process for producing same |
| 07/28/2011 | CA2786381A1 High-strength galvanized steel sheet having excellent formability and spot weldability and method for manufacturing the same |
| 07/27/2011 | EP2347019A1 Granulator blades with a high wear resistance and sharpening method thereof |
| 07/27/2011 | EP1964940B1 Method of carbonitriding, process for producing machine part, and machine part |
| 07/27/2011 | CN201908125U Retractable furnace nose capable of oscillating |
| 07/27/2011 | CN201908124U Galvanized wire pre-oxidation device |
| 07/27/2011 | CN201908118U Furnace-in sliding rail for steel-pushing type heating furnace |
| 07/27/2011 | CN201908117U Superaudio frequency induction heating and tempering device for tire bead wire |
| 07/27/2011 | CN201908116U Fully-automatic sealing device of annealing furnace in heat treatment production line |
| 07/27/2011 | CN201908115U Aluminum coiled material annealing furnace circulating system |
| 07/27/2011 | CN201908114U Tempering heater for metal wire of tire bead wire |
| 07/27/2011 | CN201908113U Combined guide mould |
| 07/27/2011 | CN201908112U Reducing-atmosphere heat-treating furnace |
| 07/27/2011 | CN201908111U Hanging basket adopted in heating process of metal pieces |
| 07/27/2011 | CN201906780U Combined forging die |
| 07/27/2011 | CN201906754U Improved coiling car |
| 07/27/2011 | CN201906746U Mother pipe cooling jacket |
| 07/27/2011 | CN102137943A Cold-rolled steel sheet production method and production facility |
| 07/27/2011 | CN102134686A Low-alloy wheel steel for railway wagons and wheel preparation method thereof |
| 07/27/2011 | CN102134683A Guide roller and preparation technique thereof |
| 07/27/2011 | CN102134681A Steel for saw blade substrate and manufacturing method thereof |
| 07/27/2011 | CN102134636A Method for monitoring deviation of steel belt in annealing furnace |
| 07/27/2011 | CN102134635A High-temperature continuous thermal treatment furnace for saw blades |
| 07/27/2011 | CN102134633A Precise heat treatment method of high-precision elastic element |
| 07/27/2011 | CN102134631A Manufacturing method of mining chain wheel profiling sensor |
| 07/27/2011 | CN101890622B Method for manufacturing hammer lever of electrohydraulic hammer |
| 07/27/2011 | CN101845546B Heat treatment method of 9Cr180Mo steel valve bush part |
| 07/27/2011 | CN101818243B Emergency blowout control method for large slab heating furnace |
| 07/27/2011 | CN101748263B Method for heating directional silicon steel slab |
| 07/27/2011 | CN101706210B Furnace door sealing device suitable for tank type heat treatment furnace |
| 07/27/2011 | CN101660098B Hot-rolling seamless steel pipe applicable to high temperature of 580-620 DEG C and high pressure of 24-30MPa and production method thereof |
| 07/27/2011 | CN101652485B Method of continuous annealing for steel strip with curie point and continuous annealing apparatus therefor |
| 07/27/2011 | CN101451214B Large thickness novel anti-hydrogen sulfide steel and method for producing the same |
| 07/27/2011 | CN101448585B Method for production of seamless pipe, and oxidizing gas supply apparatus |
| 07/27/2011 | CN101370947B Method and device for the continuous creation of a bainite structure in a carbon steel, especially a strip steel |
| 07/26/2011 | CA2640646C High strength hot-dip galvanized steel sheet and high strength hot-dip galvannealed steel sheet and methods of production and apparatuses for production of the same |
| 07/21/2011 | WO2011087112A1 Cold-rolled steel plate and method for producing same |
| 07/21/2011 | WO2011087109A1 Cold-rolled steel plate having excellent post-aging moldability and shape retention |
| 07/21/2011 | WO2011087108A1 Steel plate having excellent moldability and shape retention, and method for producing same |
| 07/21/2011 | WO2011087107A1 Cold-rolled steel plate and method for producing same |
| 07/21/2011 | WO2011087057A1 High-strength steel plate having excellent formability, and production method for same |
| 07/21/2011 | WO2011026712A3 Method and device for producing a metal component |
| 07/21/2011 | DE10261710B4 Verfahren zur Oberflächenbehandlung einer Welle A process for surface treatment of a shaft |
| 07/21/2011 | DE102010046776A1 Producing coil spring for motor vehicle chassis, comprises molding iron-containing metal material to screw spiral mold, heat-treating the material, hot-shot -peening heat-treated material, and then hot-hardening hot-shot-peened material |
| 07/21/2011 | DE102010024034A1 Producing a tube, comprises continuously deforming a steel strip to a slit tube, welding the slit of the slit tube subsequent to produce the tube, and subjecting the tube as endless tube to a continuous multi-stage heat-treatment process |
| 07/21/2011 | DE102010004908A1 Casting component useful as a structural component of a vehicle body, comprises a cavity, where the casting component is made of aluminum and/or aluminum alloy and is subjected to a heat treatment process after casting |
| 07/21/2011 | DE102010004823A1 Producing metallic molded element for motor vehicle components, comprises providing board made of steel alloy, homogeneously heating the board and then deforming to molded element in pressing tool, and annealing the element in the tool |
| 07/21/2011 | CA2782777A1 High tensile steel sheet superior in formability and method of manufacturing the same |