| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 12/26/2007 | CN200996035Y Air cooler for bright annealing furnace |
| 12/26/2007 | CN200996034Y Strong-toughened treating arrangement for piston ring |
| 12/26/2007 | CN200996033Y Shield-typed inducter for cold-roller integrated inductive heating layer |
| 12/26/2007 | CN200996032Y Water-quenching back water residual slag valve |
| 12/26/2007 | CN200996031Y Well-typed heat treater |
| 12/26/2007 | CN200996030Y Large vertical single-sided collapsible heat-treatment furnace |
| 12/26/2007 | CN101092660A Quick cooling test plant for disk type band steel, and method of use |
| 12/26/2007 | CN100357477C Super bainite abrasion-resistant steel and its manuafcturing process |
| 12/26/2007 | CN100357473C Steel product for induction hardening, induction-hardened member using the same, and methods for producing them |
| 12/26/2007 | CN100357471C Cast piece and sheet of ferritic stainless steel, and method for production thereof |
| 12/26/2007 | CN100357461C Dualpurpose installation for continuous annealing and hot dip plating |
| 12/25/2007 | US7311789 Dual phase steel strip suitable for galvanizing |
| 12/21/2007 | WO2007144964A1 High-strength electromagnetic steel sheet and process for producing the same |
| 12/21/2007 | WO2007144673A1 Weld cooling |
| 12/21/2007 | WO2007108038A8 Production system of weldable and stainless tubular structures with high mechanical strength and product obtained therefrom |
| 12/20/2007 | US20070289715 Methods and apparatus for heat treatment and sand removal for castings |
| 12/20/2007 | US20070289714 Ferrous seal sliding parts and producing method thereof |
| 12/19/2007 | EP1867747A1 Alloyed hot-dip galvanized steel sheet and method for producing same |
| 12/19/2007 | EP1867746A1 Alloyed hot-dip galvanized steel sheet and method for producing same |
| 12/19/2007 | EP1867738A2 Oven assembly and hot forming line |
| 12/19/2007 | EP1867737A1 Method for producing martensitic stainless steel |
| 12/19/2007 | EP1428589B1 Method and device for cooling steel sheet |
| 12/19/2007 | EP1026266B1 Simplified ladle refining method |
| 12/19/2007 | CN200992565Y Wind facing mixed combustion apparatus for ingot heating furnace |
| 12/19/2007 | CN200992564Y Continuous anhealing furnace atmosphere double-baffle isolating device |
| 12/19/2007 | CN200992563Y Finished bar turbulent water cooling device |
| 12/19/2007 | CN200992433Y Adjustable conveying working-station |
| 12/19/2007 | CN101090982A Method of producing austentic iron/carbon/manganese steel sheets having very high strength and elongation characteristics and excellent homogeneity |
| 12/19/2007 | CN101089203A Hardening technology for surface alloy of gas valve of high power diesel engine |
| 12/19/2007 | CN101089202A Longitudinal inductor and scanning quenching technology for stepped axle longitudinal inductor |
| 12/19/2007 | CN101088646A Rolling process of composite brazing aluminium foil with high brazing performance |
| 12/19/2007 | CN100355992C Integral casting alloy steel shovel edge plate for loader and its manufacturing process and device |
| 12/19/2007 | CN100355928C Steel parts for machine structure, material therefor, and method for manufacture thereof |
| 12/19/2007 | CN100355914C Martensitic stainless steel seamless pipe and a manufacturing method thereof |
| 12/19/2007 | CN100355528C High-precision tungsten piece preparation method |
| 12/18/2007 | CA2368504C High tensile strength cold rolled steel sheet having excellent strain age hardening characteristics and the production thereof |
| 12/13/2007 | WO2007142599A1 A method for coating washers for locking and coated washer for locking |
| 12/13/2007 | WO2007142197A1 High-strength composite steel sheet having excellent moldability and delayed fracture resistance |
| 12/13/2007 | WO2007142196A1 High-strength steel sheet excellent in stretchability, stretch flangeability, and weldability |
| 12/13/2007 | WO2007141055A1 Method of introducing residual compressive stresses into a shaft, in particular into shaft notches |
| 12/13/2007 | WO2007140826A1 Process for hardening an annular groove of a piston head by means of laser beams and a piston produced by the process |
| 12/13/2007 | WO2007101965A3 Method for making a protective garment and resulting protective garment |
| 12/13/2007 | WO2006050814A3 Device for cooling long objects |
| 12/13/2007 | US20070283778 Sintered gear and production method therefor |
| 12/12/2007 | EP1865085A1 High-strength cold-rolled steel sheet excellent in coating adhesion, workability and hydrogen embrittlement resistance, and steel component for automobile |
| 12/12/2007 | EP1865084A1 Hot-dip galvanized steel sheet and alloyed hot-dip galvanized steel sheet |
| 12/12/2007 | EP1865083A1 High strength hot rolled steel sheet excellent in bore expanding workability and method for production thereof |
| 12/12/2007 | EP1865081A1 Process of continuous colouring of a stainless steel or nickel-based containing chromium substrate and installation of implementation of the process |
| 12/12/2007 | EP1865080A1 Process for applying internal compressive stresses in a shaft, in particular in shaft chamferings |
| 12/12/2007 | EP1675970B1 A cold-rolled steel sheet having a tensile strength of 780 mpa or more an excellent local formability and a suppressed increase in weld hardness |
| 12/12/2007 | CN200988854Y Strip steel horizontal continuous annealing furnace inlet seal device |
| 12/12/2007 | CN200988853Y Control shape change device for sheet material continuous hot treatment |
| 12/12/2007 | CN200988852Y Rail end quenching medium frequency power heating timing control circuit |
| 12/12/2007 | CN200988851Y Rail thermal processing machine |
| 12/12/2007 | CN200988850Y Horizontal quenching machine tool |
| 12/12/2007 | CN200988849Y Gas burning spheroidization annealing furnace |
| 12/12/2007 | CN101086056A Quick annealing method for titanium seamless pipe |
| 12/12/2007 | CN101086053A Nano crystal composite permanent-magnet alloy and its preparation method |
| 12/12/2007 | CN101086031A Single ring heat treatment process |
| 12/12/2007 | CN101085454A Method for preparing phi7.0mm1770MPa high-strength low-relaxation zinc-coated wire |
| 12/12/2007 | CN100354588C Metallic material low temperature refrigeration treatment case |
| 12/12/2007 | CN100354450C Screw blade carburization process and auxiliary apparatus |
| 12/12/2007 | CN100354436C Hot-rolled steel sheet for high-strength electric-resistancewelded pipe having sour-gas resistance and excellent weld toughness, and method for manufacturing the same |
| 12/11/2007 | US7306684 Inner circumferential surface cooling by intratube coolant laminar flow to form a uniform quenched case in the inner surface of a small diameter bushing; wear and impact fatigue resistance; for construction machines such as bulldozers |
| 12/11/2007 | CA2463371C Flattened u-bolt and method for making said u-bolt |
| 12/11/2007 | CA2381222C Apparatus for supporting material to be treated in continuously operated thermal treatment furnaces |
| 12/06/2007 | WO2007139158A1 Cooling method of steel pipe |
| 12/06/2007 | WO2007138914A1 Process for producing seamless stainless-steel pipe |
| 12/06/2007 | WO2007138752A1 High-strength steel sheet and process for producing the same |
| 12/06/2007 | WO2007138152A1 Method for controlling a metal strip in a heat treatment furnace |
| 12/06/2007 | WO2007137714A1 Method for the production of forged steel for weapons subject to heavy stresses, barrel blanks and a thus-equipped weapon |
| 12/06/2007 | US20070277913 Wire rod excellent in wire-drawing workability and method for producing same |
| 12/06/2007 | DE202007013810U1 Anordnung zur Schalenhärtung einer Befestigung einer Führungsplatte einer Kettensäge Arrangement for securing a Schalenhärtung a guide plate a chainsaw |
| 12/06/2007 | DE102006025241A1 Verfahren zur Herstellung von Schmiedestahl für hoch beanspruchte Waffen, Rohr-Rohlinge sowie eine damit ausgerüstete Waffe A process for producing forged steel for heavy-duty weapons, pipe blanks and a so equipped weapon |
| 12/05/2007 | EP1861243A1 Roller rod |
| 12/05/2007 | EP1556524B1 Rolling bearing in aircraft |
| 12/05/2007 | CN200985341Y Inductor with protective clamp for quenching right-angle rolling way bearing ring |
| 12/05/2007 | CN200985340Y Heat-resisting coolable insulating driving roller |
| 12/05/2007 | CN200985339Y Cooling device for whole hanging basket central air-cooling heat treatment |
| 12/05/2007 | CN200985338Y Multifunctional heat treating vacuum furnace |
| 12/05/2007 | CN200985337Y Integral quenching machine tool |
| 12/05/2007 | CN200985336Y Piston rod quenching inductor |
| 12/05/2007 | CN101082132A Production technique for belt steel continuous zinc/aluminium/aluminium zinc coating |
| 12/05/2007 | CN101082110A Long-life alloy die-casting module and manufacturing method thereof |
| 12/05/2007 | CN101082102A High-strength ship hull structural steel and production method of plate roll |
| 12/05/2007 | CN101082100A Sheet made of a trip steel |
| 12/05/2007 | CN101082077A Anneal process and annealing furnace for belt steel continuous zinc coating production |
| 12/05/2007 | CN101082076A Strong magnetic field vacuum annealing method for eliminating bulky Widmansttten structure in hypoeutectoid steel |
| 12/05/2007 | CN101081474A Processing technics of red brass tubes |
| 12/05/2007 | CN101081473A Processing technics of red brass tubes |
| 12/05/2007 | CN101081472A Method for processing mechanical diaphram pump crank bearing bushing |
| 12/05/2007 | CN100353070C Variable capacity rotary compressors |
| 12/05/2007 | CN100352953C Soaking method for low-carbon high-chromium alloy steel ingot |
| 12/05/2007 | CN100352609C Modified pneumatic trigger and production technique thereof |
| 12/05/2007 | CN100352574C Method of making a metallic thin wire and a medical tool into which the metallic thin wire is incorporated |
| 12/04/2007 | CA2246879C Plant for the continuous heat treatment of steel strips or the like |
| 11/29/2007 | WO2007136137A1 Process for producing grain-oriented magnetic steel sheet with high magnetic flux density |
| 11/29/2007 | WO2007136127A1 Process for producing grain-oriented magnetic steel sheet with high magnetic flux density |
| 11/29/2007 | WO2007136115A1 Directional electromagnetic steel sheet having high tension insulating coating film and method for processing the insulating coating film |
| 11/29/2007 | WO2007135929A1 Rolling bearing |