| Patents for C22C 33 - Making ferrous alloys (11,268) |
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| 08/08/2007 | CN101012525A Method for producing low-oxygen high-carbon and high-chromium bearing steel by revolving furnace continuous casting technology |
| 08/07/2007 | CA2446225C High density stainless steel products and method for the preparation thereof |
| 08/07/2007 | CA2249881C High hardness powder metallurgy high-speed steel article |
| 08/01/2007 | EP1812187A1 Powder metal composition comprising secondary amides as lubricant and/or binder |
| 08/01/2007 | CN101008065A Production process for grade II screw thread reinforced bar |
| 08/01/2007 | CN101008042A Novel ore-base inoculant and its production process |
| 07/31/2007 | US7250134 Infiltrating a powder metal skeleton by a similar alloy with depressed melting point exploiting a persistent liquid phase at equilibrium, suitable for fabricating steel parts |
| 07/26/2007 | US20070169585 alloys of molybdenum, chromium, silicon, cobalt and iron, formed by compacting and sintering powders having heat resistance, used as valve seats for heavy duty engines such diesel engines |
| 07/25/2007 | CN1328406C Martensite wear resistant cast steel with film austenic toughened and its manufacturing method |
| 07/25/2007 | CN1328394C Compound coate with with powder core and its making process |
| 07/25/2007 | CN1328393C Coated wire with flexible coating |
| 07/25/2007 | CN101003883A High intensity stainless steel resisting spot corrosion, and manufacturing method |
| 07/25/2007 | CN101003879A Hot rolled steel in C-Mn-Ti series with high intensity magnetic induction performance |
| 07/24/2007 | US7246439 Process for mechanically forming undercuts on sintered shaped parts based on iron |
| 07/18/2007 | EP1808242A1 METHOD FOR PRODUCING SOFT MAGNETIC METAL POWDER COATED WITH Mg-CONTAINING OXIDIZED FILM AND METHOD FOR PRODUCING COMPOSITE SOFT MAGNETIC MATERIAL USING SAID POWDER |
| 07/18/2007 | CN1326648C Method for preparation of high density soft magnetic products |
| 07/18/2007 | CN100999806A High performance corrosion-proof rare earth super strength dual-phase stainless steel and its smelting tech. |
| 07/18/2007 | CN100999804A Novel high carbon high wolfram fast steel rolling roller and preparation process thereof |
| 07/18/2007 | CN100999803A High boron wear-resisting casting steel and preparation process thereof |
| 07/18/2007 | CN100999801A Anti-heat wear-resisting lubricating reducing wear alloy casting steel material |
| 07/18/2007 | CN100999773A Rotating steel ladle refining furnace |
| 07/17/2007 | CA2207661C Low alloy steel powders for sinterhardening |
| 07/12/2007 | WO2007078232A1 Metallurgical powder composition |
| 07/12/2007 | WO2007078228A1 Lubricant for powder metallurgical compositions |
| 07/12/2007 | CA2632460A1 Metallurgical powder composition |
| 07/12/2007 | CA2632411A1 Lubricant for powder metallurgical compositions |
| 07/11/2007 | EP1663550B1 Iron-based sintered alloy and manufacturing method thereof |
| 07/11/2007 | EP1404884B1 Improved metal frame for electronic hardware and flat panel displays |
| 07/11/2007 | CN1997764A Powder metallurgical compositions and parts made therefrom |
| 07/11/2007 | CN1995430A Method for improving steel plate low temperature tenacity and strain ageing low temperature tenacity |
| 07/11/2007 | CN1995429A Nickel-free E grade steel smelting method |
| 07/11/2007 | CN1995407A Trace carbon Al-Mn-Fe alloy and its preparing process |
| 07/11/2007 | CN1325688C Preparing process of abrasion-resistant corrosion-resistant material |
| 07/11/2007 | CN1325686C Process for producing super high carbon steel |
| 07/11/2007 | CN1325684C Anti-wear sintered slide material, anti-wear sintered slide composite member and producing method |
| 07/11/2007 | CN1325667C Process for manufacturing corrosion resistant metal products |
| 07/10/2007 | US7241327 Suitable for a valve seat of an automobile engine |
| 07/05/2007 | US20070154339 Iron-based sintered alloy and manufacturing method thereof |
| 07/05/2007 | US20070151417 Fine composite metal particles and their production method, micro-bodies, and magnetic beads |
| 07/04/2007 | CN1990184A Abrasive, and abrasive manufacturing method and device |
| 07/04/2007 | CN1324156C Refining ferroalloys |
| 06/28/2007 | WO2007073280A1 Process for production of compacted graphite iron |
| 06/28/2007 | US20070144622 High temperature resistant alloys |
| 06/28/2007 | US20070144307 Fine composite metal particles and their production method, micro-bodies, and magnetic beads |
| 06/27/2007 | EP1800774A2 Fine composite metal particles and magnetic beads |
| 06/27/2007 | EP1799875A1 Production of ferro-alloys |
| 06/27/2007 | CN1988065A Powdered-iron magnet and rotating machine using the same |
| 06/27/2007 | CN1986860A Cast iron nodulizer and nodulizing process |
| 06/27/2007 | CN1323187C Acicular constituent high strength weathering resistant steel and producing method thereof |
| 06/27/2007 | CN1323185C Alloy special for precision casting and its production technology |
| 06/27/2007 | CN1323184C Rare earth silicon cerium bismuth alloy and its production technology |
| 06/27/2007 | CN1323183C Method for jpreparing high ferrotitanium in use for smelting steel |
| 06/26/2007 | US7235116 Comprised of at least iron, chromium and molybdenum with smaller amounts of carbon, silicon and sulfur |
| 06/20/2007 | EP1797981A2 Environmentally resistant disk |
| 06/20/2007 | EP1375687B1 Method for preparing sintered product |
| 06/20/2007 | CN1985015A Sintered soft magnetic member and method for manufacture thereof |
| 06/20/2007 | CN1982489A Production of III threading reinforcing bar |
| 06/20/2007 | CN1322158C Method for preparing axial preferred orientated corrosion-resistant high-resistance ultra magnetostrictive material |
| 06/19/2007 | CA2287648C Electrodes de metal amorphe/verre metallique pour processus electrochimiques |
| 06/14/2007 | WO2007067309A1 Bimodal and multimodal dense boride cermets with superior erosion performance |
| 06/14/2007 | WO2007065651A1 Method for adaptively controlling processes for the production of cast iron |
| 06/14/2007 | WO2007021243A9 Powder metallurgically manufactured steel, a tool comprising the steel and a method for manufacturing the tool |
| 06/14/2007 | CA2631514A1 Bimodal and multimodal dense boride cermets with superior erosion performance |
| 06/13/2007 | CN1978690A Bainite steel rail with excellent anti-fatigue performance and its production method |
| 06/13/2007 | CN1321214C Yttrium base rare earth silicon calcium iron alloy, its preparation method and use |
| 06/13/2007 | CN1321213C Smelting manufacturing method for high temperature ferric alloy |
| 06/07/2007 | WO2007063969A1 Rare earth sintered magnet and method for producing same |
| 06/06/2007 | CN1977061A Iron-based rare-earth-containing nanocomposite magnet and process for producing the same |
| 06/06/2007 | CN1977057A Method and composition for dispersing extra-fine nickel powder |
| 06/06/2007 | CN1976774A Powder metallurgical composition comprising carbon black as flow enhancing agent |
| 06/06/2007 | CN1974828A Ferrochromium alloy with very low titanium content and high carbon content and its production process |
| 06/06/2007 | CN1974827A Cold and hot shearing edge steel for shearing thick plate |
| 06/06/2007 | CN1974818A Process of producing hot rolled steel plate for cold formation |
| 06/06/2007 | CN1974817A Metal-base nanometer composite material smelting process |
| 06/06/2007 | CN1974796A Al-Mg-Ca-Fe alloy as composite deoxidant and its prepn |
| 06/06/2007 | CN1320293C Machining process of speed changing gear rack for automobile steering gear |
| 06/06/2007 | CN1320153C Rock drill steel |
| 06/06/2007 | CN1320148C High-manganese steel smelting process and high-manganese steel casting |
| 06/06/2007 | CN1319677C Apparatus of adding alloy into liquid metal |
| 06/05/2007 | US7226493 Providing a grain refining alloy containing iron, quenching alloy in a molten state such that alloy contains inclusion particles, adding quenched alloy to molten steel |
| 06/02/2007 | WO2007062680A1 Method and foundry for producing high-manganese, low-carbon steel |
| 05/31/2007 | US20070119527 Heavy wall steel material having superior weldability and method for producing the same |
| 05/30/2007 | CN1973057A High chromium ferritic steel with 0.5 atomic % hafnium, part of which is ion implanted |
| 05/30/2007 | CN1972772A Lubricants for insulated soft magnetic iron-based powder compositions |
| 05/30/2007 | CN1970817A High-strength deformed steel bar and method of manufacturing same |
| 05/30/2007 | CN1970815A Rare earth-containing high-nitrogen ultralow-nickel super-duplex stainless steel alloy materials and method for preparing same |
| 05/30/2007 | CN1970811A High-strength cold-roll-forming structural steel and method for producing same |
| 05/30/2007 | CN1970808A Front brake disc cast for use in car and method for making same |
| 05/30/2007 | CN1970807A Process for electrosmelting ferronickel |
| 05/30/2007 | CN1970806A Process for producing anti-corrosion carbon constructional steel |
| 05/24/2007 | WO2007057533A1 Multi-metal powder and a sintered compact produced therefrom |
| 05/24/2007 | US20070113708 Controlling retention time of oxides in moving hearth furnace; increasing nickel content; efficiency; consistancy; high grade alloy using low grade feedstock |
| 05/23/2007 | EP1788594A1 Production method for magnetic-anisotropy rare-earth sintered magnet and production device therefor |
| 05/23/2007 | CN2902991Y Wire feeding wheel device on steel ladle wire feeding machine |
| 05/23/2007 | CN1969347A Production method for magnetic-anisotropy rare-earth sintered magnet and production device therefor |
| 05/23/2007 | CN1968775A Sintered metal parts and method for the manufacturing thereof |
| 05/23/2007 | CN1966753A Steel plate for hot-rolled double-side enamel and method for producing same |
| 05/23/2007 | CN1966752A Process for producing C-Mn-Al killed steel |
| 05/23/2007 | CN1966751A High-cleanliness steel and processes for producing the same |
| 05/23/2007 | CN1966186A Alloy soft magnetic powder core production method |