| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 07/13/2006 | US20060154101 C: more than 0.65-1.1%; Si: 0.15-1.5%; Mn: 0.2-1.5%; 2 or more of Cr, Mo, V, Ti, Nb and B and balance Fe; tensile strength of 1800 MPa or more; sectional area forming a fan shapes which are combined to form a circular hollow crosssection for accommodating optical fibers; pebbled surface of relief shapes |
| 07/13/2006 | US20060153485 Roller bearing with steel plate race |
| 07/13/2006 | US20060151580 Coating compositions for solder spheres, powders and preforms, methods of production and uses thereof |
| 07/13/2006 | US20060151440 Method for arc welding of ductile cast iron |
| 07/13/2006 | DE102005060113A1 Production of wheel bearing ring useful for vehicle bearings involves austenization and quenching to a specific martensite level |
| 07/12/2006 | EP1679141A1 Device with at least one furnace for heating of continuous cast bars |
| 07/12/2006 | EP1276915B1 Rolling bearing component |
| 07/12/2006 | EP1078190B1 Heavy weight drill pipe |
| 07/12/2006 | CN2795229Y Air jet cooler |
| 07/12/2006 | CN2795228Y Fully closed trolley heat treating furnace |
| 07/12/2006 | CN1802524A Pin for chain and method for manufacture thereof |
| 07/12/2006 | CN1802446A Steel product for induction hardening, induction-hardened member using the same, and methods for producing them |
| 07/12/2006 | CN1802444A Process and device for cooling a moving metallic strip |
| 07/12/2006 | CN1802044A Width adjustable and temperature controllable transverse magnetic flux induction heating apparatus |
| 07/12/2006 | CN1800649A Platform circulating fan dedicated for bell furnace |
| 07/12/2006 | CN1800430A Impact wrench anvil and method of forming an impact wrench anvil |
| 07/12/2006 | CN1800427A Bainite steel for railroad carriage wheel |
| 07/12/2006 | CN1800420A Annealing process of a stainless steel band |
| 07/12/2006 | CN1263891C Unidirectional silicon steel sheet excellent in adhesion of insulating coating film imparting tensile force and its mfg. method |
| 07/12/2006 | CN1263882C Vanadium-titanium-chromium alloy steel ball and its manufacture method |
| 07/12/2006 | CN1263881C Steel strip consisting of martensitic steel and method of producing hoop for continuously variable transmission for automobile using the steel strip |
| 07/12/2006 | CN1263873C Method and apparatus for thermal treatment of rails |
| 07/11/2006 | US7074285 Fracture or chipping does not occur at the cutting edge |
| 07/11/2006 | US7074282 Steel wire rod for hard drawn spring, drawn wire rod for hard drawn spring and hard drawn spring, and method for producing hard drawn spring |
| 07/11/2006 | CA2337145C Device for loading parts to be heat treated |
| 07/06/2006 | WO2006050209A3 High pressure gas jet impingement heat treatment system |
| 07/06/2006 | US20060147296 Screw or tapping screw |
| 07/06/2006 | US20060145587 Material for shadow mask, process for producing the same, shadow mask from the shadow mask material and picture tube including the shadow mask |
| 07/06/2006 | US20060144485 Metal structure and method for production thereof |
| 07/06/2006 | US20060144483 Steel contains, in % by weight: more than 0.1% of carbon in order to have a sufficient level of hardness and to allow the formation of carbides, but less than 0.23%, and preferably less than 0.22% so that it is suitable for welding and cutting |
| 07/06/2006 | US20060144477 Method for the production of a part having improved weldability and/or mechanical processability from an alloy |
| 07/06/2006 | US20060144112 Method of manufacturing metal ring for endless metal belt |
| 07/06/2006 | DE102004042707B4 Method for making crankshaft for piston engines comprises thermally hardening connecting zones between pins and webs, other connecting zones being roll-hardened and shaft being leveled during this process |
| 07/06/2006 | CA2592420A1 Composition and process for enhanced properties of ferrous components |
| 07/05/2006 | EP1528995B1 Spring element made from a ferritic chrome steel |
| 07/05/2006 | EP1384391A4 Transverse flux induction heating of conductive strip |
| 07/05/2006 | EP1193322B1 High tensile cold-rolled steel sheet having excellent strain aging hardening properties |
| 07/05/2006 | EP1149178B2 Strip guiding device comprising a rotatable construction for changing supporting rolls having cooling means |
| 07/05/2006 | CN2793655Y On-line continuous heat furnace for superfine wiredrawing |
| 07/05/2006 | CN2793098Y Cementation furnace cooler with hoisting chain |
| 07/05/2006 | CN1796587A Orientating silicon steel, manufacturing process and equipment |
| 07/05/2006 | CN1262365C Method of manufacturing steel plate |
| 07/05/2006 | CN1262362C Hot-rolling arrangement |
| 07/04/2006 | US7070666 Machinable austempered cast iron article having improved machinability, fatigue performance, and resistance to environmental cracking and a method of making the same |
| 07/04/2006 | US7070664 High strength bolt superior in delayed fracture resistant property and steel material for the same |
| 07/04/2006 | US7070228 Press molding and its high frequency quenching method and its high frequency quenching system |
| 06/29/2006 | WO2006068258A1 Ferritic stainless steel welded pipe excellent in pipe expanding workability |
| 06/29/2006 | US20060137780 Thermal quenching carried out in the heat for forming in the hot state, such as rolling or after austenitization by reheating in a furnace; cooling at a rate greater than 0.5 degrees C./s between a specific temperature range; and cooling at a core rate greater than 0.1 degrees C./s between another range |
| 06/29/2006 | US20060137779 Press-hardened part and method for the production thereof |
| 06/29/2006 | US20060137777 Method of increasing toughness of heat-affected part of steel product welded joint |
| 06/29/2006 | US20060137776 High strength, high toughness, high carbon steel wire rod and method of production of same |
| 06/29/2006 | US20060137770 Steel sheet with low aluminum content for containers |
| 06/29/2006 | US20060137167 Cold rolled steel sheet for gasket material, method for production thereof and gasket material produced by the method |
| 06/28/2006 | EP1674744A1 Vehicle pinion shaft support system |
| 06/28/2006 | EP1674586A1 Composite structure sheet steel with excellent elongation and stretch flange formability |
| 06/28/2006 | EP1484423B1 Steel plate subjected to heat treatment and process for producing the same |
| 06/28/2006 | EP1291448B1 Cold rolled steel sheet and galvanized steel sheet having strain aging hardening property and method for producing the same |
| 06/28/2006 | CN2791066Y Alloy sucker polish rod medium-fuequency induction heating water-cooling device |
| 06/28/2006 | CN2790563Y Bell-type furnace charging floor gas filter vat |
| 06/28/2006 | CN1793403A Pealite like thermal treating steel rail and producing method thereof |
| 06/28/2006 | CN1793402A Pearlite like high strength low alloy rail steel and producing method thereof |
| 06/28/2006 | CN1793401A Strength of extension 780 MPa grade complex phase steel plate and mfg. method thereof |
| 06/28/2006 | CN1793400A Strength of extension 750-795 MPa grade double-phase steel plate and mfg. method thereof |
| 06/28/2006 | CN1793398A Strength of extension 1000 MPa grade complex phase steel plate and mfg. method thereof |
| 06/28/2006 | CN1792534A High pressure vacuum electronic beam welding method for stator ring of air compressor of gas steam turine |
| 06/28/2006 | CN1261601C Heat treatment apparatus for cylinder-shaped workpiece |
| 06/28/2006 | CN1261600C Oil pumping rod steel and process for producing super high strength oil pumping rod |
| 06/27/2006 | US7067023 Heat treatment and coating the surfces by electrodeposition, to form alloys having tensile strength |
| 06/27/2006 | US7067021 Method of manufacturing multilayer material for plain bearing |
| 06/22/2006 | US20060133710 Vehicle pinion shaft support system |
| 06/22/2006 | US20060130946 High Carbon steel wire material having excellent wire drawability and manufacturing process thereof |
| 06/22/2006 | US20060130945 Steel pipe for an airbag system and a method for its manufacture |
| 06/22/2006 | DE102004059598A1 Forming and annealing sheet metal comprises 2-stage reduction of distance between the blank holder and the mold to prevent damage to the sheet |
| 06/21/2006 | EP1672088A1 Method for manufacturing a body featuring very high mechanical properties, forming by drawing from a rolled steel sheet, in particular hot rolled and coated sheet |
| 06/21/2006 | EP1672085A1 Clamp device and clamp method for heat-treated article |
| 06/21/2006 | EP1572412B1 Method for arc welding of ductile cast iron |
| 06/21/2006 | EP1255873B1 Maraging type spring steel |
| 06/21/2006 | CN2789272Y Steel rolling heating furnace special shaped heat resisting steel sliding block |
| 06/21/2006 | CN2789271Y Lateral tapping pusher heating furnace composite structure tapping tank |
| 06/21/2006 | CN1791697A 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 |
| 06/21/2006 | CN1791696A Steel bar for steering rack, method for producing the same, and steering rack using the same |
| 06/21/2006 | CN1791695A High-resistant sheet metal which is cold rolled and aluminized in dual phase steel for an anti-implosion belt for a television and method for the manufacture thereof |
| 06/21/2006 | CN1791694A Steel pipe for an airbag system and a method for its manufacture |
| 06/21/2006 | CN1791689A Coil winding method for metal in bars |
| 06/21/2006 | CN1791687A Method and apparatus for strengthening of powder metal gears by ausforming |
| 06/21/2006 | CN1789468A High temperature creep-resisting furnace shell material and its preparation method |
| 06/21/2006 | CN1789442A Heating method for forging non-ferrous metal pieces |
| 06/21/2006 | CN1789441A Three-segment opposite-opening type fatigue and high temperature test integrated furnace |
| 06/21/2006 | CN1789440A Spring heat treatment mechanism of full automatic spring coiling machine |
| 06/21/2006 | CN1788870A On-line heat treatment method for hot rolling stainless steel band for cold rolling |
| 06/20/2006 | US7064291 Annealing plant |
| 06/15/2006 | US20060128496 Maraging steel golf club head |
| 06/15/2006 | US20060124907 Press formability by regulating a retained austenite ratio and accelerates the formation of oxides by regulating a hydrogen concentration and a dew point in annealing before plating; automobile |
| 06/15/2006 | US20060124696 Method for managing a continuous in-line metal strip processing installation, and installation for implementing this method |
| 06/15/2006 | US20060124212 Applying a biasing force to reinforcing member o stainless steel or tungsten to shape into a curve; annealing reinforcing member; removing the biasing force; dimensional stability; intravascular catheters |
| 06/15/2006 | US20060124211 high strength of at least 900 MPa and high tensile strength with a high toughness, resistance to bursting; heating first, quenching and tempering the pipe at a temperature lower than the Ac1 transformation point, then cold working |
| 06/15/2006 | US20060124210 Annealing process of a stainless steel band |
| 06/14/2006 | EP1669470A1 Hot rolled steel sheet and method for production thereof |
| 06/14/2006 | EP1669469A1 Steel parts for machine structure, material therefor, and method for manufacture thereof |
| 06/14/2006 | EP1669468A1 Steel product for induction hardening, induction-hardened member using the same, and methods for producing them |