Patents for C22C 33 - Making ferrous alloys (11,268)
07/2001
07/12/2001US20010007266 Ejecting molten alloy onto cooling roll; solidification
07/12/2001DE10031960A1 Sintered molded part used as cam or support ring for cam shafts of internal combustion engines is made of a material containing iron, molybdenum, carbon, phosphorus, manganese, chromium, sulfur, tungsten and vanadium
07/12/2001DE10016830A1 Pulvermetallurgisch hergestelltes Sinter-Formteil Produced by powder sintering molding
07/12/2001CA2366988A1 Iron-base powder mixture for powder metallurgy, method for production thereof and method for preparing formed product
07/11/2001EP1113893A1 Process for debinding and sintering metal injection molded parts made with an aqueous binder
07/11/2001CN1302914A Technology for smelting Mo-contained alloy steel with molybdenum oxide
07/11/2001CN1302910A Process for utilizing waste smelting dregs of rare-earth ferrosilicon
07/11/2001CN1068384C Manganese containing materials having high tensile strength
07/11/2001CN1068266C Method relating to manufacturing of composite metal product
07/11/2001CN1068265C Method for producing product with high tensile strength and improved soft magnetic performances
07/10/2001US6258316 Ammunition; steel shot utilized in shotshells
07/10/2001US6258185 Forming metallic glass; converting portion of glass to crystalline steel material having nanocrystalline scale grain size; transforming portion of crystalline steel material to metallic glass
07/05/2001WO2001048256A1 A metal matrix composite based on boron steel
07/04/2001CN1302338A Method for processing steel slags
07/03/2001US6254695 Ferromagnetic resonator for use in a marker in a magnetomechanical electronic article surveillance system can be manufactured at higher annealing speeds, iron, cobalt and nickel
07/03/2001US6254659 Additionally having an iron-free and boron-free phase in alloy with cobalt and gallium, manufactured by powder metallurgy that exhibits an enhanced sinterability compared to the known magnets upon reduction of the binder alloy
06/2001
06/28/2001WO2001045882A2 Laser fabrication of discontinuously reinforced metal matrix composites
06/28/2001WO2000077268A3 Ivt component
06/28/2001CA2391933A1 Laser fabrication of discontinuously reinforced metal matrix composites
06/27/2001EP1111082A1 Formed article of amorphous alloy having hardened surface and method for production thereof
06/27/2001EP1111071A2 Method of manufacturing a compacted vermicular graphite cast iron for engine block
06/27/2001EP1109941A1 Method for annealing an amorphous alloy and method for manufacturing a marker
06/27/2001EP0779847B1 Iron-based powder containing chromium, molybdenum and manganese
06/27/2001CN1300872A Non-crystal alloy formed workpieces with hardened surface and production thereof
06/27/2001CN1300866A Creeping agent for producing creep graphite cast iron
06/27/2001CN1300865A Technology for smelting high-quality mandrel steel
06/26/2001US6251514 Ferromagnetic powder overcoated with iron compound; stability
06/26/2001US6251339 Method for making parts from particulate ferrous material
06/26/2001US6251157 Particle group in which cr carbide particles and cr sulfide particles exist in a mixed condition; and a ferrite phase in which cr carbide particles and cr sulfide particles exist in a mixed condition
06/26/2001US6250340 For chemical processing industry, especially for petrochemicals; centrifugally cast, creep resistant tubes comprising carbon, chromium, nickel, niobium, silicon, tungsten, and iron having non-circular internal profile
06/21/2001WO2001044530A1 New alloy and method for producing same
06/20/2001EP1109159A1 Ferromagnetic metal powder and magnetic recording medium using the same
06/20/2001EP1108800A2 Hard particles, wear resistant iron-based sintered alloy, method of producing wear resistant iron-based sintered alloy, valve seat, and cylinder head
06/20/2001CN1300326A Rare earth magnetic for MRI scanner made from treated Pr-Nd bearing ore residum
06/20/2001CN1067442C Process for spheroidizing spheroidal iron
06/19/2001US6248292 Overlay welding alloy and engine valve overlayed therewith
06/14/2001US20010003232 Comprises dense ceramic membrane comprising a crystalline mixed metal oxide, porous support comprising an alloy of at least two metallic elements, interfacial zone between; for production of synthesis gas
06/13/2001EP0815274B1 Method of powder metallurgical manufacturing of a composite material
06/13/2001EP0740589B1 Method relating to the manufacturing of a composite metal product
06/13/2001CN1298961A Technology for preparing gray cast iron
06/12/2001CA2143015C Alloy steel powders, sintered bodies and method
06/06/2001EP1104932A2 Method of manufacturing magnet material, and bonded magnet
06/06/2001CN1298033A AC plasma melting reduction process and equipment for direct smelting of ferroalloy with very low carbon content
06/06/2001CN1298032A Composite C-Fe-Ba-Al alloy block and its production process
05/2001
05/31/2001WO2001038593A1 New cast iron alloy and method for making the same
05/31/2001WO2000071759A3 Methods of forming steel
05/30/2001CN1297389A Metallic powder molding material and its re-compression molded body and sintered body obtained from re-compression molded body and production methods thereof
05/30/2001CN1297063A Excellent weldability steel thick wall material and its mfg. method
05/29/2001US6238455 High-strength, titanium-bearing, powder metallurgy stainless steel article with enhanced machinability
05/23/2001CN1296627A Praseodymium-rich iron-boron-rare earth composition, permanent magnet produced thereform, and method for making same
05/22/2001US6235078 Alloying nonferrous, liquid metals to melts and adding iron to aluminum metal
05/22/2001US6235076 Lubricant and alloying powder with silanes, silizanes and titanate couplers
05/17/2001WO2001035424A1 Ferrite magnet powder and magnet using the magnet powder, and method for preparing them
05/16/2001EP1099768A1 Process for the production of as-cast bainitic cast iron with spheroidal graphite
05/16/2001EP1098842A1 Composite materials for membrane reactors
05/16/2001CN1295506A High-strength metal solidified material and acid steel and manufacturing methods thereof
05/16/2001CN1295134A Direct stainless steel smelting method and smelter by AC plasma melting to reduce concentrated nichromite
05/15/2001CA2172029C A metal sintered body composite material and a method for producing the same
05/10/2001WO2001032946A1 Improved metallurgical powder compositions and methods of making and using the same
05/09/2001EP1097770A1 Metallic powder molding material and its re-compression molded body and sintered body obtained from the re-compression molded body and production methods thereof
05/08/2001US6228138 Includes boron compound powder and free graphite dispersed within
05/08/2001US6227985 Sinter and casting comprising Fe-based high-hardness glassy alloy
05/03/2001WO2001031085A2 Amorphous metal/metallic glass electrodes for electrochemical processes
05/03/2001WO2001031076A1 Machinable high strength stainless steel
05/03/2001CA2387880A1 Machinable high strength stainless steel
05/02/2001EP1094909A1 Iron-based metallurgical compositions containing flow agents and methods for using same
05/01/2001CA2046928C Manufacture of ferroalloys using a molten bath reactor
04/2001
04/26/2001WO2001029274A1 Wire-shaped product, method for its manufacturing, and wear part made of the product
04/25/2001EP0701494B1 Microstructurally refined multiphase castings
04/18/2001EP1092493A2 Metal powders obtained from residue of material removal processes on iron parts produced by chill casting
04/18/2001CN1292039A Iron aluminide composite and method of manufacture thereof
04/18/2001CN1291659A Nodulizer for cored wire
04/18/2001CN1064718C Vanadium pellet for steel smelting and alloyage process thereof
04/12/2001DE19945942A1 Borarme Nd-Fe-B-Legierung und Verfahren zur Herstellung von Dauermagneten aus dieser Legierung Low-boron, Nd-Fe-B alloy and method for producing permanent magnets from this alloy
04/12/2001DE19945592A1 Weichmagnetischer Werkstoff und Verfahren zu dessen Herstellung A soft magnetic material and process for its preparation
04/11/2001EP1091367A2 Magnetic mixture
04/11/2001EP1090152A1 Method for processing steel slags
04/10/2001US6214080 Powdered metal valve seat insert
04/05/2001WO2001024203A1 BORON-LOW Nd-Fe-B ALLOY AND METHOD FOR PRODUCING PERMANENT MAGNETS ON THE BASIS OF SAID ALLOY
04/05/2001DE10047645A1 Process for treating sintered parts comprises pressing a powder mixture based on iron to form a pressed body, coating with a nickel-phosphorus powder, sintering and hardening by cooling
04/04/2001EP0854765B1 Process for the production of ultrafine particles
04/04/2001CN1290017A Technology for preparing permanent-magnet material
03/2001
03/29/2001WO2001022439A1 Soft magnetic material and method for producing same
03/28/2001CN1288970A Molten iron treating agent and its application
03/28/2001CN1288969A Special nodulizer for nodular cast iron and its production process
03/22/2001WO2001020050A1 Iron-graphite composite powders and sintered articles produced therefrom
03/22/2001WO2001020049A1 Powder metallurgical method for in-situ production of a wear-resistant composite material
03/22/2001WO2001019554A1 An amide wax lubricant for warm compaction of an iron-based powder composition
03/22/2001DE19944592A1 Verfahren zur pulvermetallurgischen in-situ Herstellung eines verschleissbeständigen Verbundwerkstoffes A method for powder metallurgy in-situ production of a composite WEAR
03/21/2001EP1085531A2 Multielement interstitial hard magnetic material and process for producing magnetic powder and magnet using the same
03/21/2001CN1288402A Steel powder for the prepn. of sintered products
03/21/2001CN1288239A Multielement gap type permanent-magnet material and production process of magnetic powler and magnet
03/21/2001CN1063495C Alumiumn containing iron-base alloys useful as electrical resistance heating elements
03/20/2001US6203768 Process for the production of ultrafine particles
03/20/2001US6203753 Method for preparing high performance ferrous materials
03/15/2001WO2001017717A1 Improved metal-based powder compositions containing silicon carbide as an alloying powder
03/15/2001WO2001017716A1 Powder composition comprising aggregates of iron powder and additives and a flow agent and a process for its preparation
03/14/2001EP1083580A2 Process for producing amorphous magnetically soft body
03/14/2001CN1287518A Powder material for powder plasma overlaying and powder plasma overlaying metal
03/13/2001US6200541 Composite materials for membrane reactors
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