| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 07/06/1988 | CN86107760A Weldable wearproof casting medium manganese steel |
| 07/05/1988 | US4755234 Method of manufacturing pressure vessel steel with high strength and toughness |
| 07/05/1988 | US4755222 Sintered mixture of powders of high speed steel and unalloyed or low alloy iron containing carbon; high dimensional accuracy |
| 07/05/1988 | US4754950 Valve |
| 07/05/1988 | US4754635 Device for drape drawing a shadow mask for a color display tube |
| 07/05/1988 | CA1238841A1 Large, warm worked, alloy article |
| 07/05/1988 | CA1238802A1 Al-killed cold-rolled steel sheet with excellent demagnetization characteristics and process for producing the same, and shadow mask and color television using the same |
| 07/05/1988 | CA1238801A1 Austenitic stainless steel for low temperature service |
| 06/28/1988 | US4754188 Alloy of nickel, vanadium and iron; thermal properties |
| 06/28/1988 | US4753692 Hot rolling, annealing cold rolling steel sheet containing copper and tin |
| 06/28/1988 | US4753691 Controlled cooling or isothermal holding for transformation to pearlite |
| 06/22/1988 | EP0271657A2 Fe-base soft magnetic alloy and method of producing same |
| 06/21/1988 | US4752344 Codepositing of a nickel-iron intermetallic with a salt |
| 06/21/1988 | CA1238211A1 Sintered stainless steel and production process therefor |
| 06/15/1988 | EP0271459A1 heat exchanger |
| 06/15/1988 | EP0271238A2 Wear and corrosion resistant alloy articles |
| 06/15/1988 | EP0270952A2 Highly tough ERW steel pipe with distinguished sour resistance |
| 06/15/1988 | EP0270939A2 Corrosion-resistant alloy |
| 06/14/1988 | US4751046 Austenitic stainless steel with high cavitation erosion resistance |
| 06/14/1988 | US4750952 Cold-rolled steel sheets |
| 06/14/1988 | CA1237920A1 Wear-resistant sintered alloy |
| 06/08/1988 | EP0270122A2 Magnetoelastic torque transducer |
| 06/02/1988 | WO1988003961A1 High density sintered ferrous alloys |
| 06/01/1988 | EP0269603A2 Process for manufacturing frogs |
| 05/31/1988 | US4747874 Rare earth-iron-boron permanent magnets with enhanced coercivity |
| 05/18/1988 | EP0267295A1 Slicing blade |
| 05/18/1988 | CN87107114A High strength and tenacity, low-alloy cold-forming die steel |
| 05/18/1988 | CN86102543A Fe-cr series multi-element vibration-damp steel and its production method |
| 05/17/1988 | US4744824 Method of producing metallic materials for the components of nuclear reactors |
| 05/17/1988 | CA1236713A1 Dual-phase stainless steel with improved resistance to corrosion by nitric acid |
| 05/17/1988 | CA1236712A1 Austenitic stainless steel with improved resistance to corrosion by nitric acid |
| 05/11/1988 | EP0266935A1 Powdered metal valve seat insert |
| 05/11/1988 | EP0266422A1 Process for producing low core loss, thin, unidirectional silicon steel plate having excellent surface properties |
| 05/11/1988 | CN87107554A Method manufacturing forked track of wheel of railway switch |
| 05/10/1988 | US4743425 Method of producing ferrous sintered alloys with superior abrasion resistance |
| 05/10/1988 | US4743318 Carburization/oxidation resistant worked alloy |
| 05/10/1988 | CA1236381A1 Iron-rare earth-boron permanent magnets by hot working |
| 05/05/1988 | WO1988003176A1 Process for manufacturing martensitic stainless steel excellent in stress corrosion cracking resistance |
| 05/04/1988 | EP0266149A2 High wear-resistant member, method of producing the same, and valve gear using the same for use in internal combustion engine |
| 05/04/1988 | CN85105932B Chromioum alloy wear-resistant material for grinding balls |
| 05/03/1988 | US4742324 Dry corrosion resistant steel tube; molybdenum, tungsten, vanadium additive; low carbon |
| 05/03/1988 | US4741880 Steel |
| 05/03/1988 | US4741786 Cold drawn free-machining steel bar including bismuth |
| 05/03/1988 | CA1235985A1 Materials system for high strength corrosion resistant bimetallic products |
| 05/03/1988 | CA1235927A1 Work-hardenable substantially austenitic stainless steel and method |
| 04/27/1988 | EP0265402A1 Calcium treated boron alloyed steel with improved machinability |
| 04/27/1988 | EP0265273A2 High-strength spring steel |
| 04/27/1988 | EP0265165A2 Cobalt-free, iron-base hardfacing alloys |
| 04/27/1988 | EP0265062A2 Low carbon plus nitrogen, free-machining austenitic stainless steel |
| 04/27/1988 | EP0265006A1 Method of manufacturing a permanent magnet |
| 04/27/1988 | EP0264528A1 Non-ledeburitic high speed steels |
| 04/26/1988 | US4740353 Corrosion and erosion resistance combined with hardness; pumps impellers |
| 04/26/1988 | US4740255 Heat treatment to austenitic temperature |
| 04/26/1988 | US4740254 Pitting resistant duplex stainless steel alloy |
| 04/20/1988 | EP0264357A2 Heat-resistant austenitic alloy, and process for its manufacture |
| 04/20/1988 | EP0264153A1 Magnetic material comprising iron, boron and a rare earth metal |
| 04/13/1988 | EP0263413A2 Non-oriented electrical steel sheets and producing non-oriented steel sheets |
| 04/13/1988 | CN86106761A Y 45 ti-s steel and its producing process |
| 04/12/1988 | US4737392 Steel wire with high tensile strength |
| 04/12/1988 | US4737381 Hot-dipped alloy support strips for catalytic converters |
| 04/12/1988 | US4737204 Alternate heating and cooling improve strength and ductility; reduce stress |
| 04/12/1988 | US4737202 Controlled cooling by spraying |
| 04/06/1988 | EP0262874A2 Cold-rolled steel sheets and method for producing cold-rolled steel sheets |
| 04/06/1988 | EP0262774A2 Wear-resistant sintered iron article |
| 04/06/1988 | EP0262281A1 Process for the production of tubes for use at temperatures up to minus 40 degrees Celsius |
| 04/06/1988 | CN86106715A High temperature heat-resisting steels of rare-earth and high chromium |
| 04/05/1988 | US4735865 Aluminum, silicon, chromium, iron; corrosion resistance |
| 04/05/1988 | US4735771 Method of preparing oxidation resistant iron base alloy compositions |
| 03/30/1988 | EP0261345A1 Pitting resistant duplex stainless steel alloy |
| 03/30/1988 | EP0261292A2 Method of producing fully dense permanent magnet alloy article |
| 03/30/1988 | CN87100412A 铁基非晶态合金 Fe-based amorphous alloy |
| 03/30/1988 | CN86108726A Frictional dual parts and its processing |
| 03/29/1988 | US4734131 Permanent-magnetic material |
| 03/29/1988 | CA1234533A1 Process for producing heat-resistant, ferritic stainless steel sheet |
| 03/29/1988 | CA1234532A1 High tensile-high toughness steel |
| 03/24/1988 | WO1988002032A1 Ferritic-austenitic stainless steel and a heat treatment process for precipitation hardening of the steel |
| 03/24/1988 | WO1988002031A1 Process for manufacturing rolled steel products |
| 03/23/1988 | EP0260870A2 Polymeric bonded metal magnet with corrosion resistant metal particles |
| 03/23/1988 | EP0260792A2 Corrosion resistant austenitic stainless steel |
| 03/23/1988 | EP0260717A1 Process for manufacturing rolled steel products |
| 03/16/1988 | EP0260022A2 Stainless steel having good corrosion resistance and good resistance to corrosion in seawater and method for producing the same |
| 03/10/1988 | WO1988001655A1 Working organ of agricultural machine |
| 03/10/1988 | DE3628711A1 Denitrated, low-alloyed, high-strength fine-grained structural steel |
| 03/09/1988 | EP0258969A2 Nitride dispersion - strengthened steels |
| 03/09/1988 | EP0258907A2 Reactor tube for thermally cracking of reforming hydrocarbons |
| 03/09/1988 | EP0258609A2 Permanent magnet with good thermal stability |
| 03/08/1988 | US4729912 Aluminum coated, catalyst supports, exhaust systems |
| 03/08/1988 | US4729872 Dies for hot working |
| 03/08/1988 | CA1233674A1 Process for making alloys having coarse elongated grain structure |
| 03/02/1988 | EP0257979A2 Low carbon plus nitrogen, free-machining austenitic stainless steel |
| 03/02/1988 | EP0257780A2 Age-hardenable stainless steel |
| 03/02/1988 | EP0257769A1 High temperature bushing alloy |
| 03/02/1988 | EP0257262A1 Age-hardenable martensitic steel |
| 03/02/1988 | EP0257216A2 Rail |
| 03/01/1988 | US4728580 Electrodes |
| 02/25/1988 | DE3628712A1 Denitrated, low-alloyed, high-strength fine-grained structural steel |
| 02/25/1988 | DE3628264A1 Process for the manufacture of components from steel of high strength with at the same time high toughness, which retain these properties even after hot-forming |
| 02/24/1988 | EP0256555A2 Dispersion strengthened alloys |
| 02/24/1988 | EP0256429A1 Constructional steel resistant to stress corrosion cracking |
| 02/24/1988 | EP0256121A1 Corrosion resistant stainless steel alloys having intermediate strength and good machinability |