| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 05/20/1981 | EP0028980A1 Bimetallic roll for hot strip rolling mill |
| 05/19/1981 | US4268309 Chromium, copper, phosphorus, carbon and iron; high density |
| 05/12/1981 | US4266974 Alloy steel powder having excellent compressibility, moldability and heat-treatment property |
| 05/12/1981 | CA1100789A1 High strength, austenitic, non-magnetic alloy |
| 05/06/1981 | EP0028213A1 Metal alloys |
| 05/05/1981 | US4265682 High silicon steel thin strips and a method for producing the same |
| 05/05/1981 | US4265660 High-strength free-cutting steel able to support dynamic stresses |
| 04/30/1981 | WO1981001156A1 Ferrous alloy with high molybdenum and chromium content |
| 04/29/1981 | EP0027510A1 Bismuth containing steel |
| 04/29/1981 | EP0027509A1 Method and alloy for introducing machinability increasing ingredients to steel |
| 04/29/1981 | EP0027472A1 Iron-base alloy having excellent molten zinc corrosion resistance |
| 04/28/1981 | US4264356 Corrosion resistance |
| 04/28/1981 | CA1099956A1 Highly ductile alloys of iron-nickel-chromium- molybdenum system |
| 04/22/1981 | EP0027165A1 Free machining steel with bismuth |
| 04/21/1981 | US4263044 Iron/chromium/cobalt-base spinodal decomposition-type magnetic alloy |
| 04/15/1981 | EP0026871A1 Core for electromagnetic induction device |
| 04/14/1981 | US4261768 Low alloyed steel having improved corrosion behavior, in particular relative to sea water |
| 04/14/1981 | US4261767 Chromium, nickel, iron, aluminum, and rare earth element or yttrium or scandium |
| 04/14/1981 | US4261739 Ferritic steel alloy with improved high temperature properties |
| 04/02/1981 | WO1981000861A1 Amorphous alloys |
| 03/31/1981 | US4259126 Nickel, chromium, titanium, aluminum, iron, and impurities |
| 03/31/1981 | CA1098426A1 Electromagnetic silicon steel from thin castings |
| 03/25/1981 | EP0025777A1 Wear-resistant aluminium alloy and method of making same |
| 03/24/1981 | US4257808 Low Mn alloy steel for cryogenic service and method of preparation |
| 03/24/1981 | CA1097949A1 High corrosion resistant and high strength medium cr and low ni stainless cast steel |
| 03/24/1981 | CA1097948A1 Low carbon ni-cr austenitic steel having an improved resistance to stress corrosion cracking |
| 03/17/1981 | US4256517 Steel composed of carbon, manganese, silicon, chromium and iron |
| 03/17/1981 | US4256516 Method of manufacturing non-magnetic Fe-Mn steels having low thermal expansion coefficients and high yield points |
| 03/17/1981 | US4256486 Manganese, chromium, iron |
| 03/17/1981 | CA1097523A1 Cast steel roll for manufacturing float glass |
| 03/11/1981 | EP0024686A2 Article comprising a magnetic component consisting essentially of an alloy comprising Fe, Cr and Co |
| 03/11/1981 | EP0024437A1 Process for producing non-aging cold-rolled steel sheets |
| 03/10/1981 | US4255497 Chromium-nickel-niobium-aluminum |
| 03/10/1981 | US4255215 Oriented low-alloy iron containing critical amounts of silicon and chromium |
| 03/10/1981 | US4255188 To promote microcracks and embrittlement |
| 03/10/1981 | US4255187 Free machining cast, with carbon, manganese, sulfur and iron |
| 03/10/1981 | US4255186 Iron-containing alloys resistant to seawater corrosion |
| 03/05/1981 | WO1981000643A1 Magnetic alloys containing fe-cr-co |
| 03/03/1981 | US4253883 Fe-Cr-Co Permanent magnet alloy and alloy processing |
| 03/03/1981 | US4253874 Atomizing; sintering; carbon, chromium |
| 03/03/1981 | US4253868 Apparatus for nitriding metal materials and ferroalloys under pressure |
| 02/25/1981 | EP0024124A1 Ferritic stainless steel and process for producing it |
| 02/24/1981 | US4252561 Comprising molybdenum, carbon, niobium or tantalum with other components |
| 02/17/1981 | US4251274 Containing basalt |
| 02/17/1981 | US4251273 From iron, manganese, molybdenum, and nickel having good hardness |
| 02/17/1981 | CA1095747A1 Austenitic wear-resistant steel |
| 02/17/1981 | CA1095746A1 Galling resistant austenitic stainless steel |
| 02/17/1981 | CA1095678A1 Method of producing a forged article from prealloyed- premixed water atomized ferrous alloy powder |
| 02/10/1981 | US4249961 High strength steel for diffusion chromizing |
| 02/10/1981 | US4249945 Powder-metallurgy steel article with high vanadium-carbide content |
| 02/04/1981 | EP0023398A1 Manganese steels and a process of making these steels |
| 02/03/1981 | US4248629 Nickel- and chromium-base alloys possessing very-high resistance to carburization at very-high temperature |
| 01/27/1981 | US4247326 Free machining steel with bismuth |
| 01/27/1981 | CA1094360A1 Palladium alloys |
| 01/21/1981 | EP0022451A1 Rail without short pitch corrugations |
| 01/20/1981 | US4246049 Iron-cobalt-chromium alloy hysteresis |
| 01/20/1981 | US4246047 Non-magnetic stainless steel |
| 01/20/1981 | US4246046 Splits instead of fragmenting in case of failure |
| 01/20/1981 | US4246028 Powder mixture of iron alloy silicon-carbon |
| 01/14/1981 | EP0022134A1 Reinforcement steel with high mechanical strength |
| 01/13/1981 | US4245008 Multilayer, ferromagnetic material of iron, chromium and optionally cobalt |
| 01/13/1981 | US4244757 Processing for cube-on-edge oriented silicon steel |
| 01/13/1981 | US4244754 Process for producing high damping capacity alloy and product |
| 01/13/1981 | US4244737 Method and alloy for introducing machinability increasing ingredients to steel |
| 01/07/1981 | EP0021797A1 Device for monitoring a component in a fluid mixture |
| 01/07/1981 | EP0021349A1 High tensile steel and process for producing the same |
| 01/07/1981 | EP0020937A1 Method of enhancing the magnetic properties of amorphous metal alloys |
| 01/07/1981 | EP0020793A1 High-strength stainless steel, well suited for polishing and resistant to acids |
| 01/07/1981 | EP0020792A1 High-strength freely machinable steel capable of sustaining dynamic forces |
| 01/07/1981 | EP0020357A1 Lower bainite alloy steel article. |
| 01/06/1981 | US4243414 Slidable members for prime movers |
| 01/06/1981 | CA1092863A1 Iron-boron solid solution alloys having high saturation magnetization |
| 12/30/1980 | US4242130 Wear resistance, corrosion resistance |
| 12/23/1980 | US4240827 Reinforcements, nickel-free |
| 12/23/1980 | CA1091997A1 Alloy-coated ferous metal substrate |
| 12/23/1980 | CA1091959A1 Heat treatment for improving the toughness of high manganese steels |
| 12/23/1980 | CA1091958A1 Iron-chromium-nickel heat resistant castings |
| 12/16/1980 | CA1091478A1 Austenitic stainless steel |
| 12/16/1980 | CA1091477A1 Austenitic stainless steel |
| 12/16/1980 | CA1091475A1 High-endurance superalloy for use in particular in the nuclear industry |
| 12/10/1980 | EP0019849A1 Cold rolled non-oriented electrical steel sheet |
| 12/09/1980 | US4238230 Casting |
| 12/09/1980 | US4238229 Fe-based long range ordered alloys |
| 12/09/1980 | CA1091063A1 Heat resisting low alloy steel |
| 12/02/1980 | US4236945 Phosphorus-iron powder and method of producing soft magnetic material therefrom |
| 12/02/1980 | US4236943 Precipitation hardenable iron-nickel-chromium alloy having good swelling resistance and low neutron absorbence |
| 12/02/1980 | US4236939 Good machinability and reduced surface cracking by having tellurium or bismuth |
| 12/02/1980 | US4236921 Heat resistant alloy castings |
| 12/02/1980 | US4236920 Steel alloy |
| 12/02/1980 | US4236919 Iron, chromium, cobalt type |
| 12/02/1980 | CA1090626A1 Aluminothermic welding of austenitic manganese steel |
| 12/02/1980 | CA1090619A1 Erosion and corrosion resistant alloys containing chromium, nickel and molybdenum |
| 12/02/1980 | CA1090618A1 Steel materials having an excellent hydrogen induced cracking resistance |
| 11/28/1980 | EP0020357A4 Lower bainite alloy steel article. |
| 11/27/1980 | WO1980002620A1 Microcrystalline thin strip for magnetic material with high magnetic permeability,process for producing same,and thin strip products |
| 11/18/1980 | US4234385 Clad covering of an austenitic stainless steel |
| 11/18/1980 | US4233880 Corrosion resistance |
| 11/12/1980 | EP0018425A1 Construction steel with high fatigue resistance |
| 11/11/1980 | US4233089 Containing manganese, silicon, aluminum and nitrogen; having good fatigue and relaxation properties |
| 11/11/1980 | US4233073 Iron-base sintered alloy for valve seat and method of making the same |