Patents
Sitemap › C21 - Metallurgy of iron › C21D - Modifying the physical structure of ferrous metals; General devices for heat treatment of ferrous or non-ferrous metals or alloys; Making metal malleable by decarburisation, tempering, or other treatments › C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor
Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082)
12/2010
12/08/2010CN101906520A Heat-treatment technology method for lower end socket forge piece of nuclear power reactor pressure vessel
12/08/2010CN101905407A Producing process of large-diameter core rod for rolling of mandrel pipe mill
12/08/2010CN101905290A Sintering heat treatment furnace for precise casting mould shell
12/08/2010CN101905250A Chipless forming method for gear stick and section gear through hot extrusion
12/08/2010CN101646794B High-strength hot rolled steel sheet being free from peeling and excelling in surface and burring properties and process for manufacturing the same
12/08/2010CN101629226B Bombardier swing bolster het treatment cushion block
12/08/2010CN101603164B Vacuum annealing method for tantalum tube
12/08/2010CN101603158B Large-diameter centrifugal casting furnace roller
12/08/2010CN101597671B Full digital control one-drive-two roll automatic double frequency quenching method and system
12/08/2010CN101580895B Processing method of balance shaft housing
12/08/2010CN101580890B Trolley assembly annealing furnace
12/08/2010CN101574769B Surface treatment method of piston for quartering hammer
12/08/2010CN101570819B Heating processing technology for wear-resistant cutting board
12/08/2010CN101560588B Top deviation-correcting device for annealing furnace with stainless steel mirror board
12/08/2010CN101445865B Boiling water quenching processing technology of copper-chromium-boron cylinder sleeve
12/08/2010CN101429619B High-strength steel tension rod and thermal treatment method thereof
12/08/2010CN101421424B Process for producing steel material
12/08/2010CN101326302B Carbo-nitriding process, method for manufacturing machine part, and machine part
12/08/2010CN101321883B Non-directional electromagnetic steel plate and manufacturing method thereof
12/08/2010CN101249521B Production method of copper pipe
12/08/2010CN101238234B High-tension steel sheet and process for producing the same
12/08/2010CN101228285B Continuous heat treatment stove, metal tube using the same and thermal treatment method
12/08/2010CN101223300B Orientation electromagnetic steel plate with chromate-free insulation membrane, and its insulation membrane agent
12/08/2010CN101220443B Stainless steel weldless steel tube for ship and producing technique
12/08/2010CN101219444B Isometric bending channel deformation production method for high-strength commercial titanium block at room temperature
12/08/2010CN101121956B Heat treatment method for using common carbon steel Q235 as link joint of bicycle chain
12/07/2010US7846274 tensile strength; specified alloy of given microstructure; made by cold working, heating, hot working, quenching to provide bursting resistance; accumulator for an air bag
12/07/2010CA2572655C Method for the production of snap disks
12/07/2010CA2351830C High strength steel plate having improved workability and plating adhesion and process for producing the same
12/02/2010WO2010137619A1 High-strength molded article and process for production thereof
12/02/2010WO2010137607A1 Carburized component and manufacturing method therefor
12/02/2010WO2010137598A1 Hot rolled sheet steel having excellent formability, and method for producing same
12/02/2010WO2010137343A1 High strength steel sheet having excellent hydrogen embrittlement resistance
12/02/2010WO2010137317A1 High-strength steel sheet, hot-dipped steel sheet, and alloy hot-dipped steel sheet that have excellent fatigue, elongation, and collision characteristics, and manufacturing method for said steel sheets
12/02/2010US20100301036 Methods and apparatus for stress relief using multiple energy sources
12/02/2010US20100300586 Process of thermal treatment of rails and device thereof
12/02/2010CA2759256A1 High-strength steel sheet, hot-dipped steel sheet, and alloy hot-dipped steel sheet that have excellent fatigue, elongation, and collision characteristics, and manufacturing method for said steel sheets
12/01/2010EP2256307A1 Roller follower, valve gear, apparatus for high-frequency hardening, method of heat-treating shaft member, process for producing shaft, and shaft
12/01/2010EP1149925B1 Sheet steel and method for producing sheet steel
12/01/2010CN201660688U Automatic discharging device of copper pipe annealing furnace
12/01/2010CN201660684U Annealing cover for cold-rolling strip steel
12/01/2010CN201660683U Steel wire heat treatment open-fire furnace
12/01/2010CN201660682U Bearing seat of bottom roller of thermal treatment furnace
12/01/2010CN201660681U Industrial carbon rod
12/01/2010CN201660680U Inspection tool for equipment in continuous annealing furnace
12/01/2010CN201660679U Annealing charging basket for cold-rolled strip steel
12/01/2010CN201660678U Electric-heating thermal treatment device for steel wires
12/01/2010CN201660677U Heat treating tool of gasket
12/01/2010CN201660676U Hot rolling sloping hearth furnace
12/01/2010CN201660675U Load type heavy-rail quenching machine device
12/01/2010CN201660674U Circulating air-cooling device for intermediate-frequency heat treatment of long/short material of petroleum tool
12/01/2010CN201660673U Annealing shape righting tool of zirconium square box for nuclear
12/01/2010CN201660672U Piston pin heat treatment tooling
12/01/2010CN101903556A Processes for producing high-strength hot-dip galvanized steel sheet and high-strength galvannealed steel sheet
12/01/2010CN101903554A Ferrite-austenite stainless steel sheet excellent in ridging resistance and workability and process for manufacturing the same
12/01/2010CN101903553A High-purity ferritic stainless steel excellent in corrosion resistance and workability and process for production of the same
12/01/2010CN101903547A Steel sheets and process for manufacturing the same
12/01/2010CN101903540A Apparatus for bracing of sheet metal joints in a high temperature annealing furnace
12/01/2010CN101899633A Automatic loading device for nonferrous metal tube annealing furnace
12/01/2010CN101899624A High-carbon low-alloy large size wearable forged mining steel ball and manufacture method thereof
12/01/2010CN101899621A 3Cr seamless steel pipe and production method thereof
12/01/2010CN101899562A Waste heat utilization steel strip heat treatment system
12/01/2010CN101899561A 齿条淬火夹具 Quenching rack fixture
12/01/2010CN101899560A Novel internally tangent crankshaft fillet quenching process method
12/01/2010CN101899559A Manufacturing method of high strength bumper for automobile side-door
12/01/2010CN101899558A Heat treatment process of automotive stabilizer bar
12/01/2010CN101899557A Tempering furnace with water vapor generation device
12/01/2010CN101899556A Heat treatment method for thinning coarse grains of ferrite refractory steel for bearing pressure at high temperature
12/01/2010CN101898679A Feeder and control method of feeding
12/01/2010CN101574706B Sub-half high-speed steel roller and heat treatment process thereof
12/01/2010CN101549356B A high-boron cast alloy roll and its manufacturing method
12/01/2010CN101545034B Finishing process for eliminating crack on steel coil edge
12/01/2010CN101486043B Method for preparing multilayer structure composite steel plate
12/01/2010CN101440461B Casinghead gas corrosion resistant pumping rod steel and manufacturing method thereof
12/01/2010CN101376956B Method for controlling alloyed hot dip galvanizing steel plate coating phase structure and alloyed hot dip galvanizing steel plate
12/01/2010CN101293258B Process for manufacturing hot rolled steel strips by continuous casting and rolling middle bar strip
12/01/2010CN101289727B Low yield ratio and high tension steel plate with welding heat effect part and mother plate having excellent low temperature toughness and manufacture method
12/01/2010CN101265557B Rotary compressor roller material and method for producing roller
12/01/2010CN101214494B Technique for rolling figured steel for magnetic suspension train rail
11/2010
11/30/2010US7842229 Substrate processing apparatus and substrate rotating device
11/30/2010US7842141 0.05% or less C; 0.5% or less Si; 0.20% to 1.80% Mn; 0.03% or less P; 0.005% or less S; 14.0% to 18.0% Cr; 5.0% to 8.0% Ni; 1.5% to 3.5% Mo; 0.5% to 3.5% of Cu; 0.05% or less Al; 0.20% or less V; 0.01% to 0.15% oN2; and 0.006% or less O2 on a mass basis; corrosion resistance; heating, quanching, cooling
11/30/2010CA2460493C Device for quenching and tempering long-length rolling stock
11/30/2010CA2459802C Method of improving the temperature profile of a furnace
11/25/2010WO2010134657A1 Method of manufacturing coil spring using helicoid reduction mill
11/25/2010WO2010134616A1 Ultra-thin steel sheet and process for production thereof
11/25/2010WO2010134498A1 Stainless steel for oil well, stainless steel pipe for oil well, and process for production of stainless steel for oil well
11/25/2010WO2010134436A1 Continuous annealing furnace
11/25/2010WO2010134214A1 Continuous annealing furnace
11/25/2010WO2010133666A1 Cooling tank for rails
11/25/2010WO2010089056A3 Method and system for heat treating sheet metal
11/25/2010US20100294401 High strength bainitic steel for octg applications
11/25/2010CA2760297A1 Stainless steel for oil well, stainless steel pipe for oil well, and method of manufacturing stainless steel for oil well
11/24/2010EP2253729A1 High-strength metal sheet for use in cans, and manufacturing method therefor
11/24/2010EP2253728A1 Rolling component and manufacturing method thereof
11/24/2010EP2253394A1 Cooling system and cooling method of rolling steel
11/24/2010EP2252717A1 Steel, process for the manufacture of a steel blank and process for the manufacture of a component of the steel
11/24/2010EP1991075B1 Method for making a protective garment
11/24/2010EP1798427B1 Method of producing a hollow transmission shaft
11/24/2010EP1514951B1 High strength cold rolled steel plate and method for production thereof
11/24/2010CN201651082U Transmission bearing with cooling device for mesh-belt type continuous heat-treatment furnace
1 ... 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 ... 301