Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
04/1984
04/10/1984CA1165152A1 Iron/silicon extended molybdenum plasma spray powder
04/04/1984EP0104738A1 Controlled expansion alloy
04/04/1984EP0104499A1 Process and installation for charging a metallic alloys smelt furnace for feeding foundry moulds
04/04/1984EP0104380A1 Iron-boron solid solution alloys having high saturation magnetization and low magnetostriction
04/03/1984CA1164687A1 Improved high-nickel, iron-nickel alloy
03/1984
03/29/1984WO1984001175A1 Abrasion wear resistant steel
03/27/1984US4439252 Method of producing grain-oriented silicon steel sheets having excellent magnetic properties
03/27/1984US4439251 Non-oriented electric iron sheet and method for producing the same
03/27/1984CA1164320A1 Processing for cube-on-edge oriented silicon steel
03/20/1984US4438084 Catalytic reduction of nitric oxide with hydrogen in the presence of mineral acid
03/20/1984US4437926 Intergranular corrosion with hydrochloric, nitric and oxalic acids, platinum alloys
03/20/1984US4437909 Process for producing a grain-oriented silicon steel sheet or strip having excellent magnetic properties
03/20/1984US4437903 Method for producing two-phase hot rolled steel sheet having high strength and low yield ratio
03/20/1984US4437902 Batch-annealed dual-phase steel
03/20/1984US4437891 Low carbon
03/20/1984US4437890 Method of the preparation of high density sintered alloys based on iron and copper
03/20/1984CA1164030A1 Electrical heating element
03/15/1984WO1984000981A1 Spring steel
03/14/1984EP0102881A1 Magnetic iron carbon nitride based material, and preparation and application as magnetic recording material
03/13/1984US4436791 Cast cold rolling roll
03/13/1984US4436561 Press-formable high strength dual phase structure cold rolled steel sheet and process for producing the same
03/13/1984CA1163471A1 Ferritic stainless steel
03/13/1984CA1163470A1 Ferritic stainless steel
03/07/1984EP0101740A1 Process for manufacturing cold-rolled steel having excellent press moldability
03/06/1984US4435212 High permeability alloy
03/06/1984US4435157 Heat exchanger construction and method of operation
02/1984
02/28/1984US4434006 Free cutting steel containing controlled inclusions and the method of making the same
02/28/1984CA1162826A1 Method for the manufacture of steel suitable for electric-welded tubular products having superior resistance to sour gas
02/21/1984US4432792 Controlling particle size of aluminum oxide inclusion compounds
02/15/1984EP0100638A2 Laser treatment of electrical steel
02/14/1984US4431561 Hydrogen storage materials and method of making same
02/14/1984US4431446 Austentitic steels
02/14/1984US4431445 Steel for machine construction having excellent cold forgeability and machinability
02/14/1984CA1162081A1 Oxidation resistant steel alloy
02/01/1984EP0099617A2 Method for producing cube-on-edge oriented silicon steel
01/1984
01/31/1984US4428781 For anchoring off-shore oil drilling platforms
01/25/1984EP0099067A2 Wear-resistant sintered ferrous alloy and method of producing same
01/25/1984EP0099015A1 Process for manufacturing high-density sintered steel by a simple sintering technique
01/24/1984CA1160870A1 Steel composition for chipper knives
01/24/1984CA1160868A1 Magnetic amorphous metal alloys
01/18/1984EP0098564A1 Process for producing fine-grained, weldable plates for large pipes
01/18/1984EP0098536A2 Wear-resistant sintered ferrous alloy and method of producing same
01/17/1984US4426236 Method for manufacturing high strength rail of excellent weldability
01/17/1984CA1160480A1 Amorphous metal alloys having enhanced magnetic properties and method of making and using
01/10/1984US4425169 Fines schieved without annealing
01/10/1984US4424953 Iron alloys, wear resistance
01/04/1984EP0097254A2 Process for manufacturing and treating high-alloy stainless ferritic chromium-molybdenum-nickel steels
12/1983
12/28/1983EP0097106A1 Heat resisting cast steel, abrasion-proof and able to withstand strain at very high temperatures in atmospheres containing sulfur oxides
12/20/1983US4421574 Method for suppressing internal oxidation in steel with antimony addition
12/20/1983US4421573 Method for producing hot-rolled dual-phase high-tensile steel sheets
12/20/1983US4421571 Alloy of nickel, chromium, and molybdenum or tungsten
12/20/1983US4421558 Iron-based heat-resistant cast alloy
12/20/1983US4421557 Corrosion resistance to seawater
12/13/1983US4420347 Rolling, descaling
12/13/1983US4420335 Materials for rolls
12/07/1983EP0095830A2 Amorphous metals and articles made thereof
12/06/1983US4419129 Heat resistant cast iron-nickel-chromium alloy
12/06/1983US4418861 Hexagonal container
12/06/1983US4418859 Method of making apparatus for the exchange of heat using zirconium stabilized ferritic stainless steels
12/06/1983CA1158325A1 Core for electromagnetic induction device
11/1983
11/29/1983US4417921 Welded ferritic stainless steel article
11/29/1983CA1157911A1 Device for monitoring a component in a fluid mixture
11/15/1983US4415532 Cobalt superalloy
11/15/1983US4415380 Annealing; cooling; deforming; aging; ferromagnetism; switches
11/15/1983US4415376 Formable high strength low alloy steel sheet
11/15/1983US4415361 Stainless steels containing niobium and aluminum; corrosion resistance; coal-gasification apparatus
11/09/1983EP0093661A1 Iron-nickel-chromium-aluminium-rare earth metal type alloy
11/09/1983EP0093487A2 Nickel-based alloy
11/09/1983EP0093218A1 High strength steel screws and bolts, and method of production
11/08/1983US4414027 Method for obtaining iron-based alloys allowing in particular their mechanical properties to be improved by the use of lanthanum, and iron-based alloys obtained by the said method
11/08/1983US4414024 Martensitic heat-resistant steel
11/08/1983US4414023 Iron-chromium-aluminum alloy and article and method therefor
11/02/1983EP0092629A1 Process for the manufacture of rods and tubes from steels with great mechanical properties
11/02/1983EP0092623A1 Precipitation hardening austenitic superalloys
11/01/1983CA1156068A1 Free machining steel with bismuth and manganese sulfide
10/1983
10/26/1983EP0091989A1 High permeability alloy
10/25/1983US4411936 Sprayed alloy layer and method of making same
10/25/1983CA1155688A1 Master alloys containing lanthanum
10/19/1983EP0091897A1 Strain hardening austenitic manganese steel and process for the manufacture thereof
10/19/1983EP0091526A2 Iron-chromium-aluminium alloy and article and method therefor
10/18/1983US4410374 Steel having excellent vibration attenuation performance and method of manufacturing the same
10/18/1983US4410362 Heat resistant cast iron-nickel-chromium alloy
10/12/1983EP0091260A2 Process for preparing an oxide dispersion strengthened high temperature alloy
10/12/1983EP0091122A2 Magneto-optical recording medium
10/11/1983US4409027 Alloy steel for roll caster shell
10/11/1983US4409026 Carbon-silicon-manganese-chromium-vanadium
10/11/1983US4409025 Heat resistant cast iron-nickel-chromium alloy
10/11/1983US4408709 Method of making titanium-stabilized ferritic stainless steel for preheater and reheater equipment applications
10/11/1983US4408652 Method of continuously casting nickel containing steel wherein surface cracks are prevented
10/04/1983US4407681 High tensile steel and process for producing the same
10/04/1983US4407673 Resistance to swelling by neutron irradiation
10/04/1983US4407515 Combined oil ring
09/1983
09/28/1983EP0089943A1 Process for manufacturing welded ferritic-austenitic CrNiMo steel structures
09/27/1983US4406698 Martensitic stainless cast steel having high cavitation erosion resistance
09/27/1983US4406694 Process for producing acicular ferromagnetic alloy particles and acicular ferromagnetic alloy particles obtained by the said process
09/21/1983EP0088814A1 Alloy resistant to corrosion
09/20/1983US4405390 High strength stainless steel having excellent intergranular corrosion cracking resistance and workability
09/20/1983US4405389 Containing manganese, silicon, nickel, chromium, molybdenum, nitrogen, and vanadium
09/20/1983US4405388 Strengthening response in columbium-containing high-strength low-alloy steels
09/20/1983US4405380 Pouring into molds, solidification, then completion of pouring to produce ferrite skin with aluminum killed core