| Patents for C22C 33 - Making ferrous alloys (11,268) |
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| 05/14/2008 | CN101177762A Liquid zinc corrosion resistant high-boron cast steel and preparation method thereof |
| 05/14/2008 | CN101177761A Crane gib arm rack pipe and manufacturing method |
| 05/14/2008 | CN101177759A Centrifugal composite modified indefinite chilled cast iron roller and preparation method thereof |
| 05/14/2008 | CN101177757A Alloying material for smelting vanadium-manganese-containing alloy steel and preparation method thereof |
| 05/14/2008 | CN101177756A Method for melting high-alumina weakly magnetic metal material by medium frequency induction furnace |
| 05/14/2008 | CN101177755A Method for smelting high-speed steel by employing oxide ore |
| 05/14/2008 | CN101177754A Method for determining Ti addition amount of 550MPa grade Ti micro-alloying high-strength weathering steel |
| 05/14/2008 | CN101177753A Melt treating method of high-vanadium high-speed steel roller material for various rolling machines |
| 05/14/2008 | CN100387747C Particle cutting knife material and its preparation method |
| 05/13/2008 | CA2609829A1 Corrosion and wear resistant alloy |
| 05/07/2008 | EP1917376A1 Powder metallurgically manufactured steel, a tool comprising the steel and a method for manufacturing the tool |
| 05/07/2008 | EP1917375A1 Steel alloy and tools or components manufactured out of the steel alloy |
| 05/07/2008 | EP1740734A4 Nano-crystalline steel sheet |
| 05/07/2008 | EP1663549B1 Iron based soft magnetic powder |
| 05/07/2008 | CN101173343A High-strength abrasion-proof cast steel lining board and manufacturing method thereof |
| 05/07/2008 | CN101173340A As-cast state high-carbon high-chromium cast iron and method for producing the same |
| 05/07/2008 | CN100386462C Boron contg. multi-element low alloyed wearable cast steel and preparation method thereof |
| 05/07/2008 | CN100386461C Ferrite antibacterial stainless steel for low-chrome copper-containing dishware and manufacturing method thereof |
| 05/06/2008 | CA2450427C Method of preparation of high density soft magnetic products |
| 04/30/2008 | EP1440174B1 Iterative cycle process for carbon supersaturation of molten metal and solid metals obtained thereby |
| 04/30/2008 | DE102006014291B4 Verschleissfestes Sinterelement und Herstellungsverfahren hierfür Abrasion resistant sintered element and manufacturing method thereof |
| 04/30/2008 | CN101168825A Diphase stainless steel with special magnetic property and manufacturing method thereof |
| 04/30/2008 | CN101168824A Leadless easy-cutting steel for medium-hard tooth face heavy load gear wheel and preparation method thereof |
| 04/30/2008 | CN101168823A Steel for high-plasticity continuous oil pipe and manufacturing method thereof |
| 04/30/2008 | CN101168822A High ductility nickel-free ferrite stainless steel and manufacturing method thereof |
| 04/30/2008 | CN101168820A Method for producing titanium alloy braking drum |
| 04/30/2008 | CN101168817A Method for increasing nitrogen content of nitrogen-containing clean steel |
| 04/30/2008 | CN101168816A Composite rear earth alterant used for thermal fatigue resisting steel |
| 04/30/2008 | CN100385032C Middle content chromium copper, iron-containing antiseptic anticreas rustless steel sheet belt and its production method |
| 04/30/2008 | CN100385031C Method of preparing microcarbon aluminium-iron alloy by directly reducing iron |
| 04/30/2008 | CN100385030C Method for producing dispersed oxide reinforced ferritic steel having coarse grain structure and being excellent in high temperature creep strength |
| 04/29/2008 | CA2497920C Alloyed steel powder with improved degree of sintering for metal injection molding and sintered body |
| 04/24/2008 | US20080096037 Steel Strip for Spreading Knives, Doctor Blades and Crepe Scrapers and Powder Metallurgical Method for Producing the Same |
| 04/24/2008 | CA2667095A1 Improved processing method for the production of amorphous/nanoscale/near nanoscale steel sheet |
| 04/23/2008 | CN201049961Y Special-purpose combined furnace for ferrotitanium smelting |
| 04/23/2008 | CN100383255C Petrol coke graphitization prepared carburant and petrol coke graphitization furnace filling technology |
| 04/22/2008 | US7361235 sufficient alpha to gamma transformation during heat treatment is ensured by suppressing the bonding of Ti with C thereby to maintain the C concentration in the matrix even when Ti is added to the oxide dispersion strengthened ferritic steel |
| 04/22/2008 | US7361203 Sliding component and method for manufacturing the same |
| 04/16/2008 | EP1909997A2 Corrosion resistant metallurgical powder compositions, methods, and compacted articles |
| 04/16/2008 | CN101163806A Guide tube end-piece, assembly and method |
| 04/16/2008 | CN101161848A Corrosion resisting alloy sand and preparation method thereof |
| 04/16/2008 | CN101161845A Synthetic cast iron for production of hydraulic piece and preparation method thereof |
| 04/16/2008 | CN101161844A Ferro-silicon powder remelting process |
| 04/16/2008 | CN101161843A Method for improving utilization ratio of V-N micro-alloying high-strength steel vanadium alloy |
| 04/16/2008 | CN101161842A Method for determining Ti addition amount of 700MPa grade Ti micro-alloying high-strength weathering steel |
| 04/16/2008 | CN100381600C Multi-element alloyed ultra-high manganese hammer and preparation process thereof |
| 04/16/2008 | CN100381598C Orientating silicon steel, manufacturing process and equipment thereof |
| 04/15/2008 | US7357844 Soft magnetic metallic glass alloy |
| 04/10/2008 | WO2008040885A2 Prealloyed metal powder, process for obtaining it, and cutting tools produced with it |
| 04/10/2008 | DE10310572B4 Permanentmagnet, Verfahren zu seiner Herstellung, Rotor und Motor Permanent magnet, method for its production, rotor and motor |
| 04/09/2008 | CN101158006A Production of spheroidal graphite cast-iron by scrap steel in place of pig iron |
| 04/09/2008 | CN101158005A Method for improving low-alloy high-strength steel structure and performance |
| 04/09/2008 | CN100380536C Magnetic powder and bound magnet |
| 04/08/2008 | US7354678 Fe-Li-A1 anode composite and thermal battery containing the same |
| 04/08/2008 | CA2465146C Cold work steel article |
| 04/03/2008 | US20080080938 Cutting tool and manufacture method for the same |
| 04/02/2008 | EP1905858A1 Cold-work tool steel article |
| 04/02/2008 | CN101153377A Leveler roll and manufacturing process thereof |
| 04/02/2008 | CN101153374A Steel for paper cutter blade and method of producing the same |
| 04/02/2008 | CN101153372A Steel plate with excellent inhibition of welding heat affected section and manufacturing method of the same |
| 04/02/2008 | CN101153371A High-strength cold-formed hot continuous rolled steel plate and method of preparing the same |
| 04/02/2008 | CN101153368A Method for producing dyname sheet |
| 04/02/2008 | CN101153366A Method for gestating, processing and improving centre spinning cylinder cover metallographic structure |
| 04/02/2008 | CN101153365A Stibium elementarysubstance for accelerating form of type A plumbago in cylinder cover |
| 04/02/2008 | CN101153364A Method for manufacturing powder sintered asynchronization solid electric machine rotor alloy material |
| 04/02/2008 | CN100378242C Highly ductile steel sheet and method of manufacturing the same |
| 04/02/2008 | CN100378240C Method for production and forming of cast pieces of spheroidal graphite with improved mechanical properties |
| 04/01/2008 | CA2420531C Method for producing powder metal materials |
| 03/27/2008 | WO2008036026A1 Metallurgical powder composition and method of production |
| 03/27/2008 | WO2008034614A1 Metallurgical powder composition and method of production |
| 03/27/2008 | US20080073127 Atomic layer deposition nanocoatings on cutting tool powder materials |
| 03/26/2008 | EP1594644A4 Formation of metallic thermal barrier alloys |
| 03/26/2008 | CN201040766Y Baking and air inducing device at molten steel tank bottom |
| 03/26/2008 | CN101148743A Iron-base amorphous alloy material with high saturation magnetic induction density |
| 03/26/2008 | CN101148741A Thin belt continuous casting austenitic stainless steel belt and manufacturing method thereof |
| 03/26/2008 | CN101148739A Middle-chromium rare earth-containing high-purity ferrite wrinkle-resistant stainless steel and manufacturing method thereof |
| 03/26/2008 | CN101148738A Strengthened ferrite series heat-resistant steel with nano precipitated phase and manufacturing method thereof |
| 03/26/2008 | CN101148737A Boron-containing steel and preparation method thereof |
| 03/26/2008 | CN101148734A Smelting method for ferrite stainless steel mother liquid |
| 03/26/2008 | CN101148733A Vanadium iron spraying powder refining technique |
| 03/25/2008 | US7347969 sintering is performed in a gas atmosphere containing indium vapor or indium; easily improving the rustproof effect without having to hardly change the conventional process; indium is deposited on surface |
| 03/25/2008 | US7347884 Alloy of iron, molybdenum, phosphorous made with pretreatment of powder |
| 03/20/2008 | WO2008033084A1 Steel alloy, a holder or a holder detail for a plastic moulding tool, a tough hardened blank for a holder or holder detail, a process for producing a steel alloy |
| 03/20/2008 | CA2659303A1 Steel alloy, a holder or a holder detail for a plastic moulding tool, a tough hardened blank for a holder or holder detail, a process for producing a steel alloy |
| 03/19/2008 | EP1900462A1 Process for producing rare-earth permanent magnet material |
| 03/19/2008 | EP1460653B1 R-t-b based rare earth element permanent magnet and magnet composition |
| 03/19/2008 | CN101144141A Steel for high-strength 13Cr oil sleeve and manufacturing method thereof |
| 03/19/2008 | CN101144140A Flying shear blade and preparation method thereof |
| 03/19/2008 | CN101144139A Steel for high-strength weather-proof low-alloy electric force bar and preparing method thereof |
| 03/19/2008 | CN101144138A Steel plate for low temperature pressure container and producing method thereof |
| 03/19/2008 | CN101144135A Technique for producing environment-friendly nickel/cobalt/iron alloy and system thereof |
| 03/18/2008 | US7344605 Exchange spring magnet powder and a method of producing the same |
| 03/13/2008 | US20080060477 High density compacts; prepared by mixing iron alloy with graphite, applying compaction pressure, heating; improved static and dynamic mechanical strength |
| 03/12/2008 | CN101139687A Weather-resistant hot rolled broad steel strip and method for manufacturing same |
| 03/12/2008 | CN101139685A High-strength antifatigue steel products and method for manufacturing same |
| 03/12/2008 | CN101139684A Hot-rolled high-strength steel plate for electrostatic enamel and method for manufacturing same |
| 03/12/2008 | CN101139682A Straight joint resistance welding oil annular tube steel and manufacturing method thereof |
| 03/12/2008 | CN101139681A High grade cold rolling non-oriented silicon steel and method for manufacturing same |
| 03/12/2008 | CN101139679A Method for smelting stainless steel by top and bottom combined blown converter |
| 03/12/2008 | CN101139678A Preparation of metal graphite composite material by smelting process |