| Patents for C22C 33 - Making ferrous alloys (11,268) |
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| 05/05/1988 | DE3735965A1 Process for winning metals or metal alloys and also plant for carrying out the process |
| 04/27/1988 | EP0265413A2 Process for the manufacture of rare-earth metals and of alloys containing rare-earth metals |
| 04/27/1988 | EP0265038A1 Method of making steel |
| 04/20/1988 | EP0264287A2 Iron-based powder mixtures |
| 04/20/1988 | EP0264153A1 Magnetic material comprising iron, boron and a rare earth metal |
| 04/14/1988 | DE3633614A1 Composite bar and method for its production |
| 04/13/1988 | EP0263373A2 Process for manufacturing a wear-resistant sintered alloy |
| 04/12/1988 | CA1234992A1 Method of manufacturing metals and/or generating slag |
| 04/07/1988 | WO1988002370A1 2-substituted-e-fused-[1,2,4]triazolo[1,5-c]pyrimidines pharmaceutical compositions and uses thereof |
| 04/06/1988 | EP0263071A1 2-Substituted-e-fused-[1,2,4]-triazolo[1,5-c] pyrimidines, pharmaceutical compositions, and uses thereof |
| 04/06/1988 | EP0262774A2 Wear-resistant sintered iron article |
| 04/05/1988 | US4735771 Method of preparing oxidation resistant iron base alloy compositions |
| 04/05/1988 | US4734968 Base layer sintered alloy of higher heat resistance and creep resistance than valve seat layer |
| 03/30/1988 | EP0261292A2 Method of producing fully dense permanent magnet alloy article |
| 03/30/1988 | CN86108726A Frictional dual parts and its processing |
| 03/23/1988 | CN86105963A Method for cast-iron spheroidazation and its device |
| 03/23/1988 | CN86104112B Stablizing modificator of n-zr system |
| 03/22/1988 | US4732622 Iron alloys, crystallization annealing |
| 03/16/1988 | EP0259856A2 Method for manufacturing alloy |
| 03/15/1988 | US4731118 High impact strength power metal part and method for making same |
| 03/15/1988 | US4731112 Method of producing ferro-alloys |
| 03/15/1988 | CA1233989A1 Method of vaporizing additives in metal melts |
| 03/09/1988 | EP0258969A2 Nitride dispersion - strengthened steels |
| 03/09/1988 | CN87101579A Production of ferroboron directly from boron-magnesium-iron ore |
| 03/08/1988 | US4729789 Corrosion and wear resistance |
| 03/08/1988 | CA1233679A1 Wrought p/m processing for prealloyed powder |
| 03/08/1988 | CA1233674A1 Process for making alloys having coarse elongated grain structure |
| 03/08/1988 | CA1233644A1 Method of producing ferro alloys |
| 03/01/1988 | US4728358 Iron bearing briquet and method of making |
| 02/24/1988 | EP0256555A2 Dispersion strengthened alloys |
| 02/24/1988 | CN87102072A A sintered iron base oil containing bearing material |
| 02/16/1988 | CA1232780A1 Work-hardenable austenitic manganese steel and method for the production thereof |
| 02/10/1988 | CN86104112A Stablizing modificator of n-zr system |
| 02/09/1988 | US4724000 Powdered metal valve seat insert |
| 02/09/1988 | US4723999 Embedding second powder in first powder in mold, heat treatment, and isostactic pressing |
| 02/09/1988 | CA1232458A1 Multistage process for preparing ferroboron |
| 02/02/1988 | CA1232158A1 Manufacture of powder cores for electromagnetic apparatus |
| 01/28/1988 | WO1988000621A1 Abrasion-resistant sintered alloy and process for its production |
| 01/28/1988 | WO1988000505A1 Alloy steel powder for powder metallurgy |
| 01/26/1988 | US4721599 Method for producing metal or alloy articles |
| 01/26/1988 | CA1231839A1 Reduction process for forming powdered alloys from mixed metal iron oxides |
| 01/21/1988 | DE3621569A1 Chromium-aluminium-iron alloy thin strip mfr. - used as catalyst support material by rapidly cooling on moving surface |
| 01/20/1988 | CN87104601A High-purity silicon iron and its preparation method |
| 01/14/1988 | WO1988000102A1 Heat-insulating component and a method of making same |
| 01/13/1988 | EP0252193A1 Manufacture and consolidation of alloy metal powder billets |
| 01/13/1988 | EP0108107B1 Magnesium ferrosilicon alloy and use thereof in manufacture of nodular cast iron |
| 01/13/1988 | CN86102674B Smelting cast technique in cupola furnace at high carburetting and strong reducing state |
| 01/07/1988 | EP0252048A1 Heat-insulating component and a method of making same |
| 01/07/1988 | EP0250414A1 Method in producing a molding of an iron alloy. |
| 01/06/1988 | CN87205730U Inside mould breeding block of medium and small-sized iron cast |
| 01/05/1988 | US4717537 Process for making metallic alloys using precarburized ferroalloys |
| 12/23/1987 | CN87104407A Rare-earth low-chrome cast iron balls and their technoloyg of production |
| 12/23/1987 | CN87103786A Method for mfg. chromium-bearing pig iron |
| 12/16/1987 | EP0249092A1 Protection shield for a turbine blade made of titanium, and brazing method for such a shield |
| 12/16/1987 | EP0249006A1 Method for manufacturing chromium-bearing pig iron |
| 12/16/1987 | CN87104497A Protective tip for titanium blade and method of brazing such a tip |
| 12/16/1987 | CN86103986A Dry dust separation method for ferroalloy closed electrical furnace |
| 12/08/1987 | US4711290 Periodic oxidation of magnesium deposits in exhaust system; nonexplosive |
| 12/02/1987 | EP0247415A2 Alloy steel product, die blocks and other forgings and castings made thereof and a method to manufacture the product |
| 12/01/1987 | US4710236 Method for the preparation of a metallic body from an amorphous alloy |
| 12/01/1987 | CA1229777A1 Method of making cg iron |
| 11/25/1987 | EP0246233A1 Tool steel. |
| 11/25/1987 | CN87103635A Machinofacture sphericized agent with iron and magnesium and its manufacturing engineering |
| 11/24/1987 | US4708741 Rapid sintering feedstock for injection molding of stainless steel parts |
| 11/10/1987 | US4705560 Process for producing metallic powders |
| 11/10/1987 | CA1228984A1 Wire injection apparatus |
| 11/04/1987 | EP0243641A1 Process for manufacturing a permanent-magnet material from powder |
| 11/03/1987 | US4704336 For steam turbine blades, dispersion in chromium-iron alloy |
| 11/03/1987 | US4704251 Silicon carbide particles in iron matrix |
| 10/27/1987 | US4702772 Sintered alloy |
| 10/27/1987 | US4702771 Chromium, manganese, molybdenum, phosphorus, copper, carbon |
| 10/27/1987 | US4702767 Oxidatively scouring, dephosphorization, reducing refining by agitation, vacuum degassing |
| 10/22/1987 | WO1987006272A1 Material for alloying a metal with vanadium |
| 10/22/1987 | DE3712107A1 Gesinterte steuerwelle Sintered tax-wave |
| 10/14/1987 | CN87102206A Metal thermal reduction for rare earth cloride |
| 10/07/1987 | EP0239881A1 Method of manufacturing objects by hot-pressing metal powder in a mould |
| 09/29/1987 | US4696696 Iron based alloy |
| 09/23/1987 | EP0238185A1 Metallothermic reduction of rare earth chlorides |
| 09/23/1987 | CN87100530A Permanent magnet made from the rare-earth with very low coercive force transition metal, boron alloy |
| 09/22/1987 | US4695318 Method of making steel |
| 09/22/1987 | CA1227072A1 Method for producing iron-silicon alloy articles |
| 09/16/1987 | EP0237416A1 A rare earth-based permanent magnet |
| 09/16/1987 | EP0237210A2 A stainless steel composition of improved corrosion resistance and process therefor |
| 09/16/1987 | EP0236505A1 Case-hardening steel and process for its production |
| 09/15/1987 | US4693864 Powder metallurgy process for producing steel articles |
| 09/15/1987 | CA1226737A1 High machinability steels fabrication process |
| 09/02/1987 | EP0234099A2 Powder metallurgy high speed tool steel article and method of manufacture |
| 09/01/1987 | US4690711 Sintered compact and process for producing same |
| 09/01/1987 | US4690385 Method for storing and maintaining the temperature of molten metal |
| 09/01/1987 | US4690320 Method of bonding porous metallic members and product made by the method |
| 08/19/1987 | CN85107495A Process for production of cast-iron particularly of cast-iron containing vermicular graphite |
| 08/18/1987 | CA1225536A1 High efficiency reduction carburization |
| 08/12/1987 | EP0232042A2 Cast or ductile iron inoculant |
| 08/12/1987 | EP0231620A2 Permanent magnet manufacture from very low coercivity crystalline rare earth-transition metal-boron alloy |
| 08/12/1987 | CN87100402A Inoculant for gray pig iron |
| 08/11/1987 | US4686081 Method for addition of low-melting point metal |
| 07/29/1987 | CN87100348A Method for manufacture of mo-iron from mo ore |
| 07/29/1987 | CN86108629A Manufacture of medium mn content anti-wear nodular cast iron |
| 07/22/1987 | EP0229511A1 Powder metallurgical process for manufacturing copper-nickel-tin spinodal alloy articles |
| 07/21/1987 | US4681734 Chromium-aluminum-iron alloy, atomizing |