| Patents for C22C 33 - Making ferrous alloys (11,268) |
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| 10/06/1999 | EP0946775A1 Iron based metal powder mixture and component made therefrom |
| 10/06/1999 | EP0946774A1 Iron-based powder |
| 10/06/1999 | EP0946324A1 Nickel-containing strengthened sintered ferritic stainless steels |
| 10/06/1999 | CN1045477C Method for direct production of Si-Al-Ba-Ca-Fe alloy from ore |
| 09/29/1999 | CN1045318C Method for prodn. of high-purity high-strength and high-toughness steel |
| 09/23/1999 | WO1999047716A1 Compacted steel powder alloying additive for aluminum melts |
| 09/15/1999 | EP0941471A1 Method for judging the properties of molten cast iron |
| 09/15/1999 | EP0752015B1 A method of making a sintered article |
| 09/15/1999 | CN1228726A Process for preparation of iron-based powder |
| 09/14/1999 | US5952590 Steel containing nickel, chromium, cobalt, molybdenum, vanadium and silicon |
| 09/08/1999 | EP0939836A1 Iron additive for alloying non-ferrous alloys |
| 09/07/1999 | US5949003 High-temperature wear-resistant sintered alloy |
| 09/01/1999 | CN1044940C Method of manufacturing a permanent magnet on the basis of ndfeb |
| 08/18/1999 | EP0936277A1 Process for producing an iron-aluminium intermetallic alloy and iron-aluminium intermetallic alloy |
| 08/18/1999 | EP0828861B1 On-line production control of cast irons by measuring the surface tension of the base treated iron |
| 08/18/1999 | EP0806996B1 A method of manufacturing cast products which are cast in a single-piece having controlled variations of compacted graphite iron and grey cast iron |
| 08/17/1999 | US5938814 Iron based powder mixture for powder metallurgy |
| 08/11/1999 | EP0934134A1 Method for preparing high performance ferrous materials |
| 08/11/1999 | CN1044623C Method for smelting high-speed steel by using high-speed steel grindings and high-speed steel iron oxide |
| 08/11/1999 | CN1044574C Centrifugal composite wear-resistant roller and method for mfg. same |
| 08/10/1999 | US5937268 Excellent wear resistance and is low in attacking property against a mated member under high temperature. |
| 08/10/1999 | US5936170 Carbon, chromium, nickel, molybdenum, boron, iron, manganese sulfide; corrosion resistance, machinability |
| 08/10/1999 | US5936169 Corrosion resistant, high vanadium, powder metallurgy tool steel articles with improved metal to metal wear resistance and a method for producing the same |
| 08/10/1999 | CA2088054C Method of and apparatus for producing metal powder |
| 08/10/1999 | CA1340701C Method of preparing oxidation resistant iron base alloy compositions |
| 08/05/1999 | WO1999039016A1 Iron aluminide composite and method of manufacture thereof |
| 08/05/1999 | DE19848967A1 Method for producing a sliding component, and resultant eddy current generator for a fuel injection valve |
| 08/05/1999 | CA2319507A1 Iron aluminide composite and method of manufacture thereof |
| 08/04/1999 | EP0933443A1 Use of steel powder based on Fe-Cr-Si for corrosion resistant coatings |
| 08/04/1999 | EP0933435A1 Process for the removal of carbon, silicon, manganese and sulphur from molten high carbon ferrous metal |
| 07/29/1999 | WO1999037425A1 Process of preparing an iron-based powder in a gas-tight furnace |
| 07/29/1999 | WO1999037424A1 Steel powder for the preparation of sintered products |
| 07/28/1999 | CN1044392C Compound additive for smelting cast iron |
| 07/28/1999 | CN1044391C One-step process for producing medium-low carbon chromium iron |
| 07/27/1999 | US5930582 Compression molding in a magnetic field a comminuted powder blend of base alloy and lower melting auxiliary alloy, sintering |
| 07/27/1999 | CA1340687C Sintered fe-co type magnetic materials and production process thereof |
| 07/21/1999 | EP0930115A1 Production of iron or nickel-based products |
| 07/21/1999 | CN1044261C Process for smelting duriron with raw coal |
| 07/20/1999 | US5926686 Sintered products having improved density |
| 07/14/1999 | EP0781180A4 Improved iron-based powder compositions containing green strength enhancing lubricants |
| 07/07/1999 | CN1222105A Powder metallurgical body with compacted surface |
| 06/30/1999 | CN1221039A Heat-resistant nitride dispersion strengthened alloys |
| 06/30/1999 | CN1221035A Additive-aluminium-manganese-titanium alloy used for steelmaking final deoxygenation and low-alloy steel |
| 06/29/1999 | US5918293 Iron based powder containing Mo, P and C |
| 06/24/1999 | WO1999030901A1 Ferromagnetic powder for low core loss, well-bonded parts |
| 06/24/1999 | CA2310460A1 Ferromagnetic powder for low core loss, well-bonded parts |
| 06/23/1999 | EP0924717A2 Rare earth-iron-boron permanent magnet and method for the preparation thereof |
| 06/23/1999 | EP0923781A1 METHOD FOR THE MANUFACTURE OF A RARE EARTH ELEMENT (SE)-Fe-B PERMANENT MAGNET |
| 06/23/1999 | EP0923780A1 RARE EARTH ELEMENT (SE)-Fe-B PERMANENT MAGNET AND METHOD FOR THE MANUFACTURE THEREOF |
| 06/23/1999 | EP0923779A1 RARE EARTH ELEMENT (SE)-Fe-B PERMANENT MAGNET AND METHOD FOR THE MANUFACTURE THEREOF |
| 06/17/1999 | WO1999029911A1 Cast iron inoculant and method for production of cast iron inoculant |
| 06/16/1999 | EP0921880A1 Process and apparatus for producing metallic glass |
| 06/16/1999 | CN1219601A Production method for black-cored malleable cast iron |
| 06/16/1999 | CN1219599A Production method for medium- and low-carbon manganese iron |
| 06/16/1999 | CN1043670C Nanocrystalline alloy having excellent pulse attenuation characteristics, its use and method of producing same |
| 06/10/1999 | WO1999028070A1 Point contact densification of sintered metal powder |
| 06/10/1999 | WO1999028068A1 Method of manufacturing aluminide sheet by thermomechanical processing of aluminide powders |
| 06/10/1999 | WO1999028067A1 Lubricant for metallurgical powder compositions |
| 06/10/1999 | CA2305187A1 Lubricant for metallurgical powder compositions |
| 06/09/1999 | EP0921205A1 Corrosion resistant sintered body, sensor ring using same, and engagement part using same |
| 06/09/1999 | EP0921204A1 Ferrite stainless steel powder for a sintered body |
| 06/03/1999 | WO1999027544A1 Method for producing a magnetic alloy powder |
| 06/02/1999 | EP0919635A2 Process for preparing a sintered steel powder article |
| 05/27/1999 | WO1999025889A1 VALVE SEAT MADE OF Fe-BASE SINTERED ALLOY EXCELLENT IN WEAR RESISTANCE |
| 05/27/1999 | WO1999025888A1 Iron castings with compacted or spheroidal graphite produced by determining coefficients from cooling curves and adjusting the content of structure modifyng agents in the melt |
| 05/27/1999 | WO1999025887A1 High density forming process with powder blends |
| 05/27/1999 | CA2309088A1 High density forming process with powder blends |
| 05/26/1999 | EP0917593A1 Making metal powder articles by sintering, spheroidizing and warm forming |
| 05/26/1999 | CN1217388A Use of anthracite coal to substitute for coke to smelt ferro-silicon alloy |
| 05/12/1999 | EP0914224A1 Process for the preparation of an iron-based powder |
| 05/11/1999 | US5902373 Sponge-iron powder |
| 05/06/1999 | EP0913220A1 Iron base powder mixture for powder metallurgy excellent in fluidity and moldability, method of production thereof, and method of production of molded article by using the iron base powder mixture |
| 05/04/1999 | US5900560 Corrosion resistant, high vanadium, powder metallurgy tool steel articles with improved metal to metal wear resistance and method for producing the same |
| 04/28/1999 | EP0910680A1 High density forming process with ferro alloy and prealloy |
| 04/28/1999 | CN2316323Y Container for instantaneously dense flow balling, creeping or inoculation of spheroidal-graphite cast iron |
| 04/28/1999 | CN1215091A High hardness powder metallurgy high-speed steel article |
| 04/28/1999 | CN1215090A Vanadium pellet for steel smelting and alloyage process thereof |
| 04/22/1999 | WO1999019525A1 Iron alloy containing molybdenum |
| 04/22/1999 | WO1999019524A1 Sintered powder metal bodies and process for producing the same |
| 04/22/1999 | CA2305136A1 Sintered powder metal bodies and process for producing the same |
| 04/21/1999 | EP0909829A2 High hardness powder metallurgy high-speed steel article |
| 04/21/1999 | CN1043061C Method for directly converting stainless steel by chromium ore fusion reduction |
| 04/20/1999 | US5895517 Sintered Fe alloy for valve seat |
| 04/14/1999 | EP0908257A2 Process for preparing a toothed pinion with collar |
| 04/14/1999 | CN1213705A Compounded carbon-silicon-manganese-barium-aluminium alloy blocks |
| 04/08/1999 | DE19752505C1 Method for producing a shaped component out of steel sinter powder |
| 04/07/1999 | EP0784710B1 Method of producing amorphous metal alloys |
| 04/06/1999 | US5892164 Carbon steel powders and method of manufacturing powder metal components therefrom |
| 04/06/1999 | US5891213 Nucleation and growth of graphite crystals |
| 03/31/1999 | CN1042750C Method for producing ultra low-carbon duriron |
| 03/30/1999 | US5888449 Stainless steel |
| 03/25/1999 | WO1999014511A1 Sliding member and refrigerating compressor using the same |
| 03/24/1999 | EP0903417A1 Powder ferrous metal compositions containing aluminum |
| 03/24/1999 | CN1042656C Fumeless spheroidization treatment technology for spheroidal-graphite cast iron and spheroidization treatment device thereof |
| 03/24/1999 | CN1042655C Regenerating smelting process for oxide skin of high-speed tool steel |
| 03/24/1999 | CN1042649C Metallurgy of 12Cr 2Mo W V TiB by oxygen converter |
| 03/16/1999 | US5882445 Method of making semi-finished metal products |
| 03/16/1999 | US5882375 From basic steel slags containing chromium and/or vanadium |
| 03/11/1999 | WO1999011406A1 Lubricant for metallurgical powder composition |
| 03/10/1999 | EP0900856A1 Sintered stainless steel and manganese sulphide material for high temperature bearings |