| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 07/24/2013 | CN203080027U Annealing furnace of photovoltaic welding strips |
| 07/24/2013 | CN203080026U Stainless steel wire continuous annealing furnace |
| 07/24/2013 | CN203080025U Automobile high-strength plate ceramic roller hearth type heating furnace |
| 07/24/2013 | CN203080024U Ceramic roller for automotive high-strength plate heating furnace |
| 07/24/2013 | CN203080023U Pit furnace with workpieces rotating and revolving in furnace |
| 07/24/2013 | CN203080022U Stepping type automatic turning heating furnace |
| 07/24/2013 | CN203080021U Titanium and titanium alloy slab bell type annealing furnace with protective atmosphere |
| 07/24/2013 | CN203080015U Annealing cooling system |
| 07/24/2013 | CN103222337A Transverse flux electric induction heat treatment of a discrete workpiece in a gap of a magentic circuit |
| 07/24/2013 | CN103221581A Steel sheet for hot pressing and method for producing hot-ressed member using steel sheet for hot pressing |
| 07/24/2013 | CN103221567A Steel sheet of strain aging hardening type with excellent aging resistance after paint baking and process for producing same |
| 07/24/2013 | CN103221566A Non-heat-treated steel for soft nitriding, and soft-itrided component |
| 07/24/2013 | CN103215534A Production process of high strength hot dip galvanized sheet |
| 07/24/2013 | CN103215519A Main steam pipeline for supercritical thermal power generating unit |
| 07/24/2013 | CN103215517A Seamless steel pipe for rare-earth-containing humidity-resistant and H2S corrosion resistant L485QS pipeline and production method thereof |
| 07/24/2013 | CN103215510A Novel automobile axle housing and preparation method thereof |
| 07/24/2013 | CN103215494A Re-containing seamless Cr-Mo-V type alloy steel pipe and production method thereof |
| 07/24/2013 | CN103215433A Heating method for heating industrial pure titanium slab by heating furnaces in series connection |
| 07/24/2013 | CN103215432A Quenching device for steel belts |
| 07/24/2013 | CN103215431A Steel cord branching device in inlet of austenite combustion furnace |
| 07/24/2013 | CN103215430A Novel technique for isothermal heat treatment of steel wire |
| 07/24/2013 | CN103215429A Saw disk dynamic quenching machine |
| 07/24/2013 | CN103215428A Thermal treatment method of spline shaft head of transmission shaft |
| 07/24/2013 | CN103215427A Heat treatment process of gauge block made of bearing steel |
| 07/24/2013 | CN103215426A Thermal treatment technology for drill bit adapters made of 4130M material |
| 07/24/2013 | CN103215425A Heating processing technology for deep sea petroleum drill by adopting conduit joint |
| 07/24/2013 | CN103215424A Heat treatment device for surface of chain |
| 07/24/2013 | CN103215418A Thermal treatment method for super-thick steel plate |
| 07/24/2013 | CN103215412A Safety valve device for stainless steel bright annealing furnace |
| 07/24/2013 | CN103212915A Marine casting soldering method |
| 07/24/2013 | CN102703661B Quenching device of stabilizer bar |
| 07/24/2013 | CN102517526B Online quenching method for aluminum alloy medium-thickness plate and equipment for implementing same |
| 07/24/2013 | CN102517511B Steel for high-expansion-rate petroleum casing and method for manufacturing petroleum casing |
| 07/24/2013 | CN102416414B Method for controlling accuracy of shape of ultrahigh-strength steel thin-wall cylinder |
| 07/24/2013 | CN102382966B Accelerating cooling technology after medium plate tempering |
| 07/24/2013 | CN102382964B Annealing furnace top superimposed-type fiber blanket paving method |
| 07/24/2013 | CN102378819B Method for treating steel for directional electromagnetic steel plate and method for producing directional electromagnetic steel plate |
| 07/24/2013 | CN102057173B Ball for constant velocity joint and method for producing the same |
| 07/24/2013 | CN102021277B Annealing furnace loop integrated framework hoisting method |
| 07/24/2013 | CN102011053B High-yield-ratio high-strength thin steel sheet excelling in weldability and ductility and manufacturing method thereof |
| 07/24/2013 | CN101654888B Grinding sheet for disc grinder and manufacturing method thereof |
| 07/23/2013 | USRE44385 Method of making in-situ composites comprising amorphous alloys |
| 07/23/2013 | US8491735 Steel sheet for vitreous enameling and method for producing the same |
| 07/23/2013 | US8491734 Process of production and production system of high strength galvannealed steel sheet |
| 07/23/2013 | US8491299 Seal hardening furnace of liquid crystal display device having rack bar |
| 07/18/2013 | WO2013105638A1 Cold-rolled steel sheet and method for producing cold-rolled steel sheet |
| 07/18/2013 | WO2013105633A1 Hot stamp molded article, and method for producing hot stamp molded article |
| 07/18/2013 | WO2013105632A1 Cold-rolled steel sheet and method for producing same |
| 07/18/2013 | WO2013105631A1 Hot stamp molded article and method for producing same |
| 07/18/2013 | WO2013105555A1 Hot-rolled steel sheet and manufacturing method for same |
| 07/18/2013 | WO2013105396A1 Low alloy steel |
| 07/18/2013 | WO2013105344A1 Steel for bolts, bolt, and method for producing bolt |
| 07/18/2013 | WO2013104789A1 Knife and method for the production thereof |
| 07/18/2013 | WO2012085651A8 Process and plant for continuously manufacturing a steel wire |
| 07/18/2013 | US20130180629 Automobile part, manufacturing method for same and manufacturing device of same |
| 07/18/2013 | DE112011102838T5 Integriertes Element und sein Herstellungsverfahren Integrated element and its manufacturing method |
| 07/18/2013 | DE102012004439B3 Heating workpiece formed as sheet metal board or sheet metal part, where workpiece is made of electrical conductive material at transformation temperature and/or curing temperature by alternating magnetic field induced by induction coil |
| 07/17/2013 | EP2615396A1 Assembly and method for pre-heating circuit boards for thermoforming |
| 07/17/2013 | EP2615191A1 High-strength cold-rolled steel sheet having excellent stretch flange properties, and process for production thereof |
| 07/17/2013 | EP2615188A1 Austenitic stainless steel |
| 07/17/2013 | CN203068986U Online recovery and heating device of hydrogen flame heat quantity of brightness furnace |
| 07/17/2013 | CN203068917U Novel installing and replacing device of radiant tube |
| 07/17/2013 | CN203065577U Blueing device for vertical-type continuous annealing furnace |
| 07/17/2013 | CN203065539U On-line quenching temperature monitoring and screening device |
| 07/17/2013 | CN203065538U Superheated water pressure stabilizing system for continuous annealing furnace |
| 07/17/2013 | CN203065537U Furnace nose expansion joint device |
| 07/17/2013 | CN203065536U Device for improving taper of bearing ring in heat treatment process |
| 07/17/2013 | CN203065535U Thermal-treating and shape-limiting device for gear ring |
| 07/17/2013 | CN203065534U Wear-resistant ball oil draining and metal impurity removing device |
| 07/17/2013 | CN203065533U Simple wear-resistant ball oil draining device |
| 07/17/2013 | CN203065532U Quenching shape-limiting mold for gear ring |
| 07/17/2013 | CN203065531U Shape limiting device for gear ring during heat treatment |
| 07/17/2013 | CN203065530U Medium-frequency inductive continuous heating furnace applicable to stepped shaft |
| 07/17/2013 | CN203065529U Quenching and tempering induction rapid heating equipment for double metal strap saw blade heat treatment production line |
| 07/17/2013 | CN203065528U Device for heat treatment and online straightening of slender rod type parts |
| 07/17/2013 | CN203065524U Intelligent ejecting device capable of adjusting flow of cooling liquid |
| 07/17/2013 | CN203065523U Small part discharge quenching device |
| 07/17/2013 | CN203065519U Novel bearing ring quenching machine |
| 07/17/2013 | CN103210110A High-strength steel plate with excellent formability, warm working method, and warm-worked automotive part |
| 07/17/2013 | CN103210109A High-strength steel plate with excellent formability, warm working method, and warm-worked automotive part |
| 07/17/2013 | CN103210105A High-strength hot-dip galvanized steel sheet having excellent uniform elongation and plating properties, and method for manufacturing same |
| 07/17/2013 | CN103210104A Ferritic stainless steel with excellent oxidation resistance |
| 07/17/2013 | CN103210097A Multi-phase steel, cold-rolled flat product which is produced from a multi-phase steel of this type, and method for producing it |
| 07/17/2013 | CN103209796A Wire electrode annealing treatment method and wire electric discharge machine |
| 07/17/2013 | CN103206444A U-shaped bolt and preforming device, bending device and quenching and tempering method thereof |
| 07/17/2013 | CN103206175A Drill collar with high fatigue resistance |
| 07/17/2013 | CN103205769A An acid concentration controlling method for a continuous annealing furnace |
| 07/17/2013 | CN103205657A High-strength Steel Plate For A Can And Method For Manufacturing Said High-strength Steel Plate |
| 07/17/2013 | CN103205643A High-hardness wear-resistant steel plate and manufacturing method thereof |
| 07/17/2013 | CN103205642A Preparation method for wear-resistant check bolt |
| 07/17/2013 | CN103205641A Preparation method for high-strength foundation bolt |
| 07/17/2013 | CN103205629A High-hardness steel belt for home appliances and manufacturing method |
| 07/17/2013 | CN103205559A Method and device for performing inert gas protective cover type annealing on cold-rolled titanium strip coils |
| 07/17/2013 | CN103205558A Double tempering process used in 65# steel aging period |
| 07/17/2013 | CN103205557A Post-weld heat treatment process for stainless steel workpieces |
| 07/17/2013 | CN103205556A Flow field adjusting device for roller cryogenic box |
| 07/17/2013 | CN103205555A Steel ball conveyor |
| 07/17/2013 | CN103205554A Steel ball conveyor device |
| 07/17/2013 | CN103205553A Quenching inductor for concave spherical surface of scraper knife connecting seat and determination method of matched size |
| 07/17/2013 | CN103205552A Heat treatment technology of 0Cr17Ni7Al-made multilayer wave springs |