| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 11/13/2001 | US6315841 Induction hardened forged gear and process for preparing same |
| 11/13/2001 | US6315455 Rolling bearing |
| 11/13/2001 | US6314743 Cryogenic tempering process for PCB drill bits |
| 11/08/2001 | WO2001083840A1 Welding method, filler metal composition and article made therefrom |
| 11/08/2001 | WO2001083346A1 Device for guiding a metal strip on a gas cushion |
| 11/08/2001 | DE10021323A1 Production of a high strength austenitic steel comprises rolling or forging the steel at deformation temperatures below the solution annealing temperature, and producing a very fine |
| 11/07/2001 | EP1152164A2 Brake disc for motor vehicles, steel alloy and method for manufacturing said disc |
| 11/07/2001 | EP1152065A2 Process for producing high strength austenitic stainless steel |
| 11/07/2001 | EP1150784A1 Method for manufacturing of strips of stainless steel and integrated rolling mill line |
| 11/07/2001 | EP1051526B1 Device for guiding bands in a suspended manner |
| 11/07/2001 | EP0975814B1 Heat treatment of steel |
| 11/07/2001 | EP0958389B1 Process for producing a permanent way component and such a component |
| 11/07/2001 | CN1074463C Method and device for temper-hardening flat metal products |
| 11/01/2001 | WO2001081643A1 Rolling bearing component |
| 11/01/2001 | WO2001081642A1 Linear shape steel excellent in joint fatigue characteristics and production method therefor |
| 11/01/2001 | WO2001081641A1 Low-carbon steel sheet for mask of tension type cathode ray tube with bridge and mask and cathode ray tube |
| 11/01/2001 | WO2001081638A1 HEAT TREATMENT FOR 9Ni-4Co-0.03C TYPE STEELS |
| 11/01/2001 | US20010035234 Interior, exterior rings |
| 10/31/2001 | EP1149924A2 Grain-oriented electrical steel sheet excellent in magnetic properties |
| 10/31/2001 | EP1149923A1 Apparatus for quenching metallic material |
| 10/31/2001 | EP1149178A1 Strip guiding device comprising a rotatable construction for changing supporting rolls having cooling means |
| 10/31/2001 | EP0917593B1 Making metal powder articles by sintering, spheroidizing and warm forming |
| 10/31/2001 | EP0763140B1 Method of increasing the yield strength of cold formed steel sections |
| 10/31/2001 | CN1320171A Continuous casting steel plate for porcelain enameling excellent in formability, resistance to occurrence of bubble or black point, and adhesion with porcelain enamel |
| 10/31/2001 | CN1319464A Stretch forming for small diameter ultrahigh ultrathin box-shape article |
| 10/31/2001 | CN1074103C Structure of oscillating snifting regulating valve |
| 10/31/2001 | CN1074058C Bainitic steel rail with high-quantity binding character in its welding area |
| 10/31/2001 | CN1074056C Low-alloy heat-treated pearlitic steel rails with excellent wear resistance and welding characteristics and process for prodn. thereof |
| 10/31/2001 | CN1074055C Coated seizure-hardening type cold-rolled steel sheet having excellent aging resistance and method of production thereof |
| 10/31/2001 | CN1074049C Air flow controller |
| 10/30/2001 | US6309483 Method and device for eliminating strip vibration in zones into which gas is blown, particularly cooling zones |
| 10/30/2001 | US6309475 Rolling element and producing method |
| 10/30/2001 | US6309443 Refining molten steel in ladle comprising inserting immersion snorkel into ladle and blowing oxidizing gas onto surface of molten steel within immersion snorkel through lance while molten steel is being stirred by blowing inert gas |
| 10/30/2001 | US6308547 Shaft straightening and hardening machine and workpiece holder therefor |
| 10/25/2001 | WO2001079568A1 Method for the production of a part of a rolling bearing |
| 10/25/2001 | WO2001079567A1 Method for manufacturing high strength bolt excellent in resistance to delayed fracture and to relaxation |
| 10/25/2001 | US20010032684 Laser beams form fine closures; marks of laser irradiation on surface; excellent magnetic properties |
| 10/25/2001 | DE10020118A1 Thin walled roller bearing component used as a roller bearing ring, needle sleeve or needle bushing is produced from a cold strip made from a tempered steel having a specified tensile strength, breaking elongation, etc. |
| 10/24/2001 | EP1147235A1 Method for making a cold rolled steel strip for deep-drawing |
| 10/24/2001 | EP0922120B1 Revolving furnace for the treatment of work pieces |
| 10/24/2001 | CN1319144A Steel sheet for heat shrink band and method for producing the same |
| 10/24/2001 | CN1073632C Sealing device for zone oulet/inlet of continuous heat treatment furnace, continuous vacuum evaporation equipment and the like |
| 10/23/2001 | US6306924 Radiation-curable glass coating composition |
| 10/23/2001 | US6306527 Hot-dip galvanized steel sheet and process for production thereof |
| 10/23/2001 | US6306336 Apparatus and method of continuous sintering a web material |
| 10/23/2001 | US6306230 Process for the production of hardened parts of steel |
| 10/23/2001 | US6305176 Method and system for cooling strip material |
| 10/23/2001 | US6305065 Method of assembling roof decking to an underlying substrate |
| 10/23/2001 | CA2216743C Method for continuously casting steel sheets and apparatus for continuously producing steel sheets |
| 10/18/2001 | WO2001077399A1 Raw material for shadow mask, method for production thereof, shadow mask and picture tube |
| 10/18/2001 | WO2001040525A3 Cold formed flat-rolled steel structural members |
| 10/18/2001 | US20010030006 Gelled fuel heating system and method |
| 10/18/2001 | US20010029680 Method and treatment device for the cooling of highly heated metal components |
| 10/17/2001 | EP1145780A2 Threading and scale removal device |
| 10/17/2001 | EP0879100B1 Process and device for reverse rolling metal strips |
| 10/17/2001 | EP0785837B1 Interactive laser welding at elevated temperatures of superalloy articles |
| 10/17/2001 | CN1318110A Process for thermal treatment of steel strip |
| 10/17/2001 | CN1318109A Method and appts. for heat treating steel |
| 10/17/2001 | CN1073217C High fatigue intensity gear |
| 10/17/2001 | CN1073166C Vertical annealing furnace for strip treatment device |
| 10/17/2001 | CN1073165C Process for prodn. of grain oriented electrical steel strip starting from slabs |
| 10/17/2001 | CN1073164C Process for prodn. of grain oriented electrical steel strip having high magnetic characteristics, starting from thin slab |
| 10/17/2001 | CN1073163C Process for treating grain oriented silicon steel |
| 10/17/2001 | CN1073162C Method of reducing, quenching transshape of semi-spherical thin shell metal workpiece |
| 10/16/2001 | US6303897 Process and device for laser treatments of inside surfaces |
| 10/16/2001 | US6302974 Method and apparatus for straightening turbine casings |
| 10/16/2001 | US6301920 Method and system for cooling strip material |
| 10/16/2001 | US6301906 Method of adjusting two shield elements arranged above a metal strip and a device for effecting the method |
| 10/11/2001 | WO2001075186A1 Hot rolled wire or steel bar for machine structural use capable of dispensing with annealing, and method for producing the same |
| 10/11/2001 | WO2001075182A1 Rolled h-shaped steel having uniform microstructure and uniform mechanical properties and method for producing the same |
| 10/11/2001 | US20010027853 "Method to control the axial position of slabs emerging from continuous casting and relative device" |
| 10/11/2001 | US20010027830 Stretched mask for color picture tube and material for the mask |
| 10/11/2001 | CA2317276A1 Threading and scale removal device |
| 10/10/2001 | EP1143029A1 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 |
| 10/10/2001 | EP1143019A1 Sheet steel and method for producing sheet steel |
| 10/10/2001 | EP1143018A2 Rolling bearing |
| 10/10/2001 | EP0754775B1 Perlite rail of high abrasion resistance and method of manufacturing the same |
| 10/10/2001 | CN2453016Y Equipment specially for heat treating surface of roller |
| 10/10/2001 | CN1317055A Method for producing cold-rolled bands or sheets |
| 10/04/2001 | WO2001073141A1 Method and device for thermal treatment of steel wire |
| 10/04/2001 | US20010025674 Railroad rail of steel alloy with pearlitic microstructure; long-term serviceability, high ductility and abrasion resistance; vertically suspended position |
| 10/04/2001 | EP1138796A1 High strength hot rolled steel with high yield strength for use in the car industry |
| 10/04/2001 | EP1137819A1 Installation for controlling the sealed condition of water-gas heat exchangers for industrial furnaces |
| 10/04/2001 | EP1029090B1 Improved process for the annealing of drawn carbon steel rolls and coils of carbon steel sheet |
| 10/04/2001 | EP0966548B1 Process for the inhibition control in the production of grain-oriented electrical sheets |
| 10/04/2001 | EP0950118B1 Process for the production of grain oriented silicon steel sheet |
| 10/04/2001 | EP0906452B1 Permanent way component and process for its production |
| 10/04/2001 | DE10042139A1 Vorrichtung zum Erwärmen von Werkstücken An apparatus for heating workpieces |
| 10/04/2001 | DE10014856A1 PKW-Bremsscheibe sowie Stahllegierung und Verfahren zu ihrer Herstellung Car brake disc and steel alloy and process for their preparation |
| 10/03/2001 | CN1315584A Improvement in preheating metal strip in galvanizing or annealing working line |
| 10/03/2001 | CN1072270C Rail having wear resistance and high internal damage resistance, and its production method |
| 10/02/2001 | US6296721 Hardened wheel |
| 10/02/2001 | US6296719 Process for the production of grain oriented electrical steel strip having high magnetic characteristics, starting from thin slabs |
| 09/27/2001 | WO2001072089A1 Device for heating workpieces |
| 09/27/2001 | WO2001071048A1 Production of an embossing tool and use of the same |
| 09/27/2001 | WO2001071047A1 Method for making a multiphase hot-rolled steel strip |
| 09/27/2001 | WO2001020052A3 Method and device for heat treatment of extruded sections |
| 09/27/2001 | US20010024621 Bars with diameter up to 160mm; used in manufacture of heavy chains used for anchoring subterranean oil rigs; heat resistance |
| 09/27/2001 | US20010024002 Apparatus and methods for generating an artificial atmosphere for the heat treating of materials |
| 09/27/2001 | US20010023725 Steel comprising iron, carbon, silicon, manganese, sulfur, chromium, nickel, molybdenum; corrosion resistance |