Patents for C21D 6 - Heat treatment of ferrous alloys (4,815) |
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02/19/2014 | CN103589950A Vanadium boron microalloyed high-strength steel and heat treatment process thereof |
02/19/2014 | CN103589840A High-efficiency energy-saving apparatus used for cryogenic treatment |
02/19/2014 | CN103589839A Heat treatment technique of high-carbon high-chromium stainless steel |
02/19/2014 | CN103589838A Cover annealing process of 30Cr13 martensitic stainless steel |
02/19/2014 | CN103589830A Method for controlling content of reverse austenite in stainless steel |
02/19/2014 | CN103589828A Heat treatment device and method for amorphous alloy iron cores |
02/19/2014 | CN103586631A Process for manufacturing coating wheels of coating units of production lines for copper alloy through ground wires |
02/19/2014 | CN102773485B Method for manufacturing check valve core by powder metallurgy |
02/18/2014 | CA2533946C Ferritic stainless steel welding wire and manufacturing method thereof |
02/13/2014 | US20140041766 Method for manufacturing and utilizing ferritic-austenitic stainless steel |
02/12/2014 | CN203429220U Annealing device for steel wires |
02/12/2014 | CN103582715A Alloy for R-T-B-based rare earth sintered magnet, process for producing alloy for R-T-B-based rare earth sintered magnet, alloy material for R-T-B-based rare earth sintered magnet, R-T-B-based rare earth sintered magnet, process for producing R-T-B, and motor |
02/12/2014 | CN103572166A Boracic high-speed steel with good red hardness and preparation method thereof |
02/12/2014 | CN103572022A Heat-treatment method for H13 section steel |
02/12/2014 | CN103567432A Industrial cryogenic production method for neodymium, iron and boron nano-crystalline quick-quenched permanent-magnetic powder |
02/12/2014 | CN102925644B Vacuum heat treatment and subzero treatment integrated machine |
02/05/2014 | EP2691550A2 Method of heat treating a coated metal strip and heat treated coated metal strip |
02/05/2014 | CN203419961U Cooling device for thermal treatment of hot steel pipe |
02/05/2014 | CN103556064A Metastable austenite high-boron high-chrome low-carbon wear-resisting alloy steel and preparation method thereof |
02/05/2014 | CN103556053A Economical low-alloy wear-resisting cast steel and thermal treatment technology thereof |
02/05/2014 | CN103555917A Air cooling device for connecting rod |
02/05/2014 | CN103555904A Thermal treatment process capable of improving low-temperature impact work of ASTM508Gr2 steel |
02/05/2014 | CN103555903A Preparation method for improving mechanical property of giant magnetostrictive material |
02/05/2014 | CN103555902A Heat treatment process for 980 MPa grade automotive steel with high product of strength and elongation |
02/05/2014 | CN103555896A Ultrahigh-strength high-toughness multistep isothermal bainite steel and preparation method thereof |
02/05/2014 | CN103551823A Manufacturing method of high-rigidity stainless steel adjusting block |
01/30/2014 | WO2014016421A1 Cold-rolled flat steel product and method for the production thereof |
01/29/2014 | EP2690184A1 Produit plat en acier laminé à froid et son procédé de fabrication |
01/29/2014 | CN103547695A Method for manufacturing and utilizing ferritic-austenitic stainless steel |
01/29/2014 | CN103540738A Method of producing a high tenacity metal wire material |
01/29/2014 | CN103540726A Method for heat treatment of ultrahigh-carbon bearing steel |
01/29/2014 | CN102978361B Thermal treatment process of Invar alloy |
01/28/2014 | US8636859 Austempering heat treatment during hot isostatic pressing conditions |
01/22/2014 | EP2687617A1 High-purity ferritic stainless steel sheet with excellent corrosion resistance and anti-glare properties |
01/22/2014 | CN203403134U Insulation device of iron basket for heat treatment of wearable steel balls |
01/22/2014 | CN103526213A Method of improving service life of 16MnCr5 part |
01/22/2014 | CN103526000A Preparation method of low-carbon high-manganese oriented silicon steel sheet |
01/22/2014 | CN103525997A High-speed steel cryogenic treatment process |
01/22/2014 | CN103525996A Heat treatment method for special low alloy steel used for vehicle chains |
01/22/2014 | CN103525995A Treatment method for improving alloy material strength, toughness, and anti-fatigue life |
01/22/2014 | CN103525988A Water-soluble quenching medium for low-carbon alloy steel |
01/22/2014 | CN103525984A Heat treatment method of heat-resistant steel |
01/21/2014 | US8634953 Method and equipment for flatness control in cooling a stainless steel strip |
01/16/2014 | WO2014008564A1 Special steels; cryogenic process for the production thereof; use of special steels in a saline and/or high-pressure environment |
01/15/2014 | CN103517996A Method for the production of martensitic steel having a very high yield point and sheet or part thus obtained |
01/15/2014 | CN103509917A Heat treatment process for refinement of maraging stainless steel grain |
01/09/2014 | US20140007981 Precipitation hardening type martensitic stainless steel, rotor blade of steam turbine and steam turbine |
01/08/2014 | EP2682484A2 Precipitation hardening type martensitic stainless steel, rotor blade of steam turbine and steam turbine |
01/08/2014 | EP2681340A1 Hot-work tool steel and a process for making a hot-work tool steel |
01/08/2014 | CN103498035A Thermal treatment method of stainless steel |
01/08/2014 | CN103498034A Thermal treatment method of C-grade steel |
01/08/2014 | CN103498033A Thermal treatment process for improving mechanical property of quenched and tempered steel |
01/08/2014 | CN103498032A Quenching process of medium carbon alloy steel |
01/08/2014 | CN103498023A Method for preventing cracking of water-quenched edges and angles of rectangular alloy steel member |
01/08/2014 | CN103498022A Device used for preventing cracking of water-quenched edges and corners of rectangular alloy steel pieces |
01/08/2014 | CN103494648A Stainless steel dental handpiece |
01/08/2014 | CN102703827B Heat treatment process of wear resistant steel |
01/01/2014 | EP2679697A1 Manufacturing method for cold-working die |
01/01/2014 | EP2679696A1 Forged steel material for nuclear power generation devices, and welded structure for nuclear power generation devices |
01/01/2014 | CN203373401U Novel steel shot quenching furnace |
01/01/2014 | CN203373400U Razor blade freezer |
01/01/2014 | CN203373399U Fixture for thermally treating cast steel brake disc |
01/01/2014 | CN203373392U Stainless steel wire annealing line with coating water tank |
01/01/2014 | CN203373391U Coating water tank for stainless steel wire annealing line |
01/01/2014 | CN103489555A Iron-based nano-crystalline soft magnetic alloy and method for manufacturing same |
01/01/2014 | CN103484793A Preparation method of cold work die steel material |
01/01/2014 | CN103484784A High-efficacy metal material |
01/01/2014 | CN103484747A Method for preparing iron-based amorphous alloy with supersoft ferromagnetic property |
01/01/2014 | CN103484634A Method for thermal treatment of C-grade steel |
01/01/2014 | CN103484633A Thermal treatment technique of safety wear-resistant food processing tool material |
01/01/2014 | CN103484621A Heat treatment method for stainless steel |
01/01/2014 | CN103484620A Medium carbon steel quenching method |
01/01/2014 | CN103484619A Heat treatment method of GCr15 bearing steel |
01/01/2014 | CN103484618A Heat treatment method of GCr15 steel |
01/01/2014 | CN103484617A Heat treatment method for heat resistant steel |
01/01/2014 | CN103484616A Quenching method for deformed steel bars |
01/01/2014 | CN103484614A Quenching method for steel NO. 50 |
01/01/2014 | CN103484606A Heat treatment method for improving low-temperature toughness of WC6-1.7357 material |
01/01/2014 | CN101796207B Thin strip of amorphous alloy, nanocrystal soft magnetic alloy, and magnetic core |
12/27/2013 | WO2013192282A1 Method and apparatus for treating a steel article |
12/25/2013 | EP2677056A1 Duplex stainless steel |
12/25/2013 | EP2677054A1 Duplex stainless steel, and process for production thereof |
12/25/2013 | CN103469116A Fork-lift truck steering knuckle cast steel material |
12/25/2013 | CN103469115A Fork-lift truck steering knuckle cast steel material and preparation method thereof |
12/25/2013 | CN103469091A Large size rolled steel integral wheel used for railway vehicle and production method thereof |
12/25/2013 | CN103469073A High-performance seamless deformed steel and preparation process thereof |
12/25/2013 | CN103468920A High-carbon steel rod on-line aging high-speed production method |
12/25/2013 | CN103468913A Heat treatment method for steel grain refinement of ultrahigh pressure vessel |
12/25/2013 | CN103468896A Vacuum quenching and cooling method of H13 steel |
12/25/2013 | CN103468887A Heat treatment method of alloy steel after forging |
12/19/2013 | DE112012001234T5 Magnetisches Material Magnetic material |
12/18/2013 | CN103459617A Method for producing a hardened, coated metal component |
12/18/2013 | CN103459616A Method of heat treating a coated metal strip and heat treated coated metal strip |
12/18/2013 | CN103451551A Preparation method of cast steel perforator top tip with high-temperature resistance and corrosion resistance |
12/18/2013 | CN103451506A Preparation method of magnesium-iron alloy |
12/18/2013 | CN103451385A Tempering technology of ring die of 42CrMo steel pellet mill |
12/18/2013 | CN103451381A Thermal treatment process for low alloy structural steel and low carbon structural steel |
12/12/2013 | WO2013182622A1 Steel, sheet steel product and process for producing a sheet steel product |
12/12/2013 | WO2013182621A1 Steel, sheet steel product and process for producing a sheet steel product |
12/12/2013 | US20130327447 High-Strength Corrosion-Resistant Tubing for Oil and Gas Completion and Drilling Applications, and Process for Manufacturing Thereof |