Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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07/14/2010 | CN201525865U Stainless band bright anneal furnace with a baffle at a blowing port |
07/14/2010 | CN201525864U Continuous annealing furnace and furnace gas sealing structure thereof |
07/14/2010 | CN1981983B Manufacture method of a latent heat recovery type heat exchanger |
07/14/2010 | CN101778964A Insulating coating treatment liquid for grain oriented electromagnetic steel sheet and process for manufacturing grain oriented electromagnetic steel sheet with insulating coating |
07/14/2010 | CN101777400A Silver-copper composite strip for railway locomotive traction electrical apparatus and manufacturing method thereof |
07/14/2010 | CN101775561A Low-yield-ratio and high strength thick plate and preparation process thereof |
07/14/2010 | CN101775559A Easily welded high-strength-and-toughness ship plate steel and production process |
07/14/2010 | CN101775547A Production method of high magnetic induction grain-oriented silicon steel strip |
07/14/2010 | CN101775541A Quake-proof construction steel with yield strength of 160MPa and production method thereof |
07/14/2010 | CN101775537A Microalloy high tenacity no-tempering crane jib tube and production method |
07/14/2010 | CN101775484A Furnace roller of roller-hearth heat treatment furnace |
07/14/2010 | CN101775483A Heat accumulative roller bottom heating furnace |
07/14/2010 | CN101775482A Mesh belt furnace temper oily fume treating device |
07/14/2010 | CN101775481A Strip material treatment apparatus |
07/14/2010 | CN101775480A Control method for preventing deformation in quenching process of 9Cr18 thin-wall bearing ring |
07/14/2010 | CN101775479A Alloying treatment method for surface of spheroidal graphite cast iron roll |
07/14/2010 | CN101775478A Gear ring nitrogen protection continuous type normalizing process |
07/14/2010 | CN101775477A High-frequency induction water annealing heat treatment technology |
07/14/2010 | CN101775476A Intermediate-frequency heat treatment process of shaft parts |
07/14/2010 | CN101775475A Hot-rolled tube billet heating process |
07/14/2010 | CN101775474A Method for strengthening metal sieve plate by laser broadband remelting |
07/14/2010 | CN101775473A Method for heat treatment of 65Mn steel-made electronic scale sensor elastic body |
07/14/2010 | CN101775472A Method for incremental heat treatment of escalator chain plate |
07/14/2010 | CN101775467A Micro-adjusting mechanism |
07/14/2010 | CN101774116A Method for producing pick formed by casting and mould pressing |
07/14/2010 | CN101774107A Method for forging Venturi tubes |
07/14/2010 | CN101773985A Glasses board for concrete pump and manufacturing method thereof |
07/14/2010 | CN101773935A High speed steel compound roll and manufacture method thereof |
07/14/2010 | CN101549459B Manufacturing technology of individual hydraulic prop piston |
07/14/2010 | CN101530869B Process for manufacturing stainless-steel seamless steel pipe used for high-pressure boiler and heat-exchanger |
07/13/2010 | US7754034 Forging quench |
07/13/2010 | US7754033 Impacting the steel plate joint with impacts of an ultrasonic vibration tool or shot peening by ultrasonic vibration with steel balls to make the longitudinal axis of crystal grains at a surface depth of > 2 mm in the microstructure adjacent to a fusion line of a weld metal and a steel plate matrix |
07/13/2010 | US7754031 Structural steel having improved quenchability without a reduction in its weldability; addition of silicon enables the quenching effectof boron to increased from 30-50%; this synergy occurs withoutincreasing the boron amount added, while silicon has no appreciable quenching effect in boron's absense |
07/08/2010 | WO2010076247A1 Method for producing partially hardened components from sheet steel |
07/08/2010 | WO2010075940A1 Device and method for hardening metal workpieces |
07/08/2010 | WO2010053992A3 Pelleting die and method for surface hardening pelleting dies |
07/07/2010 | EP2204460A2 Method and device for heating workpieces |
07/07/2010 | CN201520800U Thermal diffusion device |
07/07/2010 | CN201520790U Quenching inductor of four-point-contact type slewing bearing pedestal ring raceway |
07/07/2010 | CN201520789U Special-purpose heat treating furnace for making stirring knives |
07/07/2010 | CN201520788U Large-specification rod piece continuous hardening and tempering heat treatment production line |
07/07/2010 | CN201520787U Hot air circulating device of ground chain type oven |
07/07/2010 | CN201520786U Bottom-supported type vertical heat treatment furnace with controllable cooling rate |
07/07/2010 | CN201520782U Quenching machine of forge piece |
07/07/2010 | CN101772585A A method of heat treating a superalloy component and an alloy component |
07/07/2010 | CN101772584A High-strength steel sheet |
07/07/2010 | CN101768695A Ti microalloyed ultra-fine grained cold rolling dual-phase steel of 1,000MPa level and preparation method thereof |
07/07/2010 | CN101768660A Single ring heat treatment method and equipment thereof of R5 mooring anchor chain |
07/07/2010 | CN101768659A Heat treatment technology of ultra-long mandrel |
07/07/2010 | CN101768658A Laser processing technique for drill collar threads |
07/07/2010 | CN101767179A Method for forging screw and nut |
07/07/2010 | CN101767177A Method for forging bearing support forge piece |
07/07/2010 | CN101497161B Technology for manufacturing opening disc of separator |
07/07/2010 | CN101386029B Composite roll mixed with reinforcement cast iron base and manufacture method thereof |
07/06/2010 | US7749343 Method to produce steel sheet excellent in workability |
07/06/2010 | US7749298 mixing alloy powder containing Cr, Mo, Mn, V and remaining Fe to a caron powder, compacting the mixture, sintering the compacted mixture and quenching; use in cam shafts; wear resistance, shape accuracy and hardness |
07/01/2010 | WO2010074308A1 Method for manufacturing steel plate for can-making |
07/01/2010 | WO2010072207A1 Method for producing a tool-system module |
06/30/2010 | EP2202421A1 Constant speed universal joint |
06/30/2010 | EP2202419A1 Fixed constant velocity universal joint |
06/30/2010 | EP2202327A1 High-strength hot-dip zinc plated steel sheet excellent in workability and process for manufacturing the same |
06/30/2010 | EP2202010A2 Method for forming a stamped metal part |
06/30/2010 | CN201517125U Artificial aging device capable of simulating a hot coating process of a pipe line steel pipe |
06/30/2010 | CN201517124U Multiple copper tube duplex winding spiral type circular ring link quenching and tempering inductor |
06/30/2010 | CN201517123U Motorcycle wheel hub heat treatment stock frame |
06/30/2010 | CN201517122U Internal gear single-tooth submerged oil quenching inductor |
06/30/2010 | CN201517121U Spring steel wire quenching device |
06/30/2010 | CN201517120U High-frequency quenching equipment for piston rod |
06/30/2010 | CN201517119U Horizontal different temperature heat treatment furnace |
06/30/2010 | CN201517117U Copper cladding aluminum annealing device capable of finishing annealing and oxidation resistance at one time |
06/30/2010 | CN101765671A Ferritic-austenitic stainless steel excellent in corrosion resistance and workability and process for manufacturing the same |
06/30/2010 | CN101765668A Process for manufacturing cold-rolled and annealed steel sheets with very high strength, and sheets thus produced |
06/30/2010 | CN101763916A Production method for copper-clad steel double-metal wire |
06/30/2010 | CN101760707A Rolling rod type continuous solid solution aging heat treatment equipment |
06/30/2010 | CN101760701A Alloy-plastic steel plate for die and production method thereof |
06/30/2010 | CN101760694A Heat-based high-strength galvanized plate and method for producing same |
06/30/2010 | CN101760692A Ultrahigh chromium cast grinding ball and heat treatment process thereof |
06/30/2010 | CN101760607A Method for controlling furnace pressure of heating furnace with dual flues |
06/30/2010 | CN101760606A Control method of protective atmosphere of stainless steel cover type annealing furnace |
06/30/2010 | CN101760605A High-strength pipe steel heat treatment process |
06/30/2010 | CN101760604A Heat treatment method of granulation ring mold |
06/30/2010 | CN101760603A Manufacture method of composite milling roller with good roller surface rigidity uniformity |
06/30/2010 | CN101760602A Large-scale thin wall gear ring quenching deformation control method |
06/30/2010 | CN101760601A Quenching furnace with workpiece falling buffer device in oil sink |
06/30/2010 | CN101760600A Tempering furnace with tempering and air cooling device |
06/30/2010 | CN101760598A Quenching furnace with oil blower in oil sink |
06/30/2010 | CN101760597A Automatic discharging and feeding machine of quenching furnace |
06/30/2010 | CN101760596A Hardening furnace with oil tank and stirrer |
06/30/2010 | CN101760595A Hot water tank of quenching furnace |
06/30/2010 | CN101760594A Feeding machine of quenching furnace |
06/30/2010 | CN101760593A Cleaning and filtering structure of quenching furnace |
06/30/2010 | CN101760592A Staged oil filtering device of quenching furnace |
06/30/2010 | CN101760591A Hardening furnace with hearth observing holes |
06/30/2010 | CN101760590A Hearth structure of quenching furnace |
06/30/2010 | CN101760589A Heating element arrangement structure of quenching furnace |
06/30/2010 | CN101760588A Hardening furnace with fume exhaust device |
06/30/2010 | CN101760587A Spheroidizing furnace with furnace cover and lifting arm |
06/30/2010 | CN101760586A Process for improving performance of auxiliary winding rollers |
06/30/2010 | CN101758159A Near isothermal forging method for whole titanium alloy disc shaft forgeable piece |
06/30/2010 | CN101758153A Rolling formation method of large and medium stainless steel hollow disc-shaped forge piece |