Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
10/1978
10/10/1978US4119456 Carbon, chromium, nickel, tungsten, zirconium, iron
10/10/1978US4119445 Fine dispersion of titanium carbonitride in ferrite matrix
10/10/1978US4119443 Method for manufacturing hardened machined parts
10/03/1978US4118255 Process for the production of a silicon steel strip with high magnetic characteristics
10/03/1978US4117866 Hollow body and method of making the same
10/03/1978US4117565 Chromium base alloy composite materials reinforced with continuous silicon carbide fibers and a method for producing the same
09/1978
09/26/1978US4116727 Nickel, vanadium, cobalt, iron
09/26/1978US4116685 Tool steel for warm and hot working
09/26/1978US4116684 Wear and heat resistance
09/26/1978US4116683 Nickel-free austenitic corrosion-resistant steel
09/26/1978CA1039128A1 Chromized steel substrate and method of production
09/26/1978CA1039086A1 Magnetic powder and tape prepared therefrom
09/19/1978US4115161 Processing for cube-on-edge oriented silicon steel
09/19/1978US4115160 Electromagnetic silicon steel from thin castings
09/19/1978US4115155 Austenitizing, hot rolling, recrystallization
09/19/1978US4115111 Oxide inclusions
09/19/1978CA1038732A1 Method for producing a killed steel wire rod
09/12/1978US4113920 Boron, chromium, iron
09/12/1978US4113529 Method of producing silicon-iron sheet material with copper as a partial substitute for sulfur, and product
09/12/1978US4113527 Chrome steel casting
09/12/1978US4113517 Method of making cold-reduced al-killed steel strip for press-forming by continuous casting and continuous annealing process
09/12/1978CA1038205A1 Low expansion iron-nickel based alloys
09/05/1978CA1037741A1 Elongated leaded steel casting
08/1978
08/22/1978US4108641 Oxidation-resisting austenitic stainless steel
08/15/1978US4106957 High carbon steel wire or cord for vehicle tires
08/15/1978US4106319 Apparatus for hot-rolling non-ferrous metals
08/15/1978CA1036392A1 Ferritic stainless steel
08/08/1978US4105474 Process for producing a high tension steel sheet product having an excellent low-temperature toughness with a yield point of 40 kg/mm2 or higher
08/01/1978US4104504 Welding manganese steel
08/01/1978US4103800 Backing material
07/1978
07/25/1978US4102713 Silicon steel and processing therefore
07/25/1978US4102711 Method of producing a tube of ultra-high strength steel having remarkably improved ductility and toughness
07/25/1978US4102677 Chromium, molybdenum, iron with cerium, calcium and/or magnesium
07/25/1978US4102225 Low chromium oxidation resistant austenitic stainless steel
07/18/1978US4101347 Ferrite-austenite stainless steel castings having an improved erosion-corrosion resistance
07/18/1978US4101319 Mixture of molybdenum or tungsten with a metal alloy or compound of phosphorus, boron or silicon
07/18/1978US4101318 Cemented carbide-steel composites for earthmoving and mining applications
07/11/1978US4099992 Tubular products and methods of making the same
07/11/1978US4099967 Galling resistant austenitic stainless steel
07/11/1978US4099966 Austenitic stainless steel
07/04/1978US4098622 Earth-working implement
07/04/1978US4098605 Ferromagnetic palladium alloys
06/1978
06/13/1978US4094670 Weathering steel with high toughness
06/06/1978US4093477 Chromium, cobalt, silicon, iron
06/06/1978US4092972 Process of cutting wafers
05/1978
05/30/1978US4092214 Nuclear reactor installation
05/30/1978US4092178 Process for producing a steel having excellent strength and toughness
05/30/1978US4092158 Iron, molybdenum or tungsten, boron
05/23/1978US4091147 Welded steel products having low sensitivity to weld cracking and a production method thereof
05/23/1978US4090813 Martensitic stainless steel
05/16/1978US4089679 Carbon, magnesium, silicon, chromium, molybdenum, tungsten, iron
05/02/1978US4087289 Anti-vibration steel material and a production method therefor
04/1978
04/25/1978US4086107 Heat treatment process of high-carbon chromium-nickel heat-resistant stainless steels
04/25/1978US4086085 Nickel, chromium, aluminum, iron, high temperature strength, oxidation resistance
04/18/1978US4084991 Enameled cold rolled sheet
04/04/1978US4082641 Simultaneous production of multiplicity of metal electrodeposits by plating from base metal electrolyte
04/04/1978US4082580 Iron-nickel-molybdenum alloy having improved stability and high initial permeability
04/04/1978US4082579 Rectangular hysteresis magnetic alloy
03/1978
03/21/1978US4080486 Coating system for superalloys
03/21/1978US4080225 Low temperature, weldable, low alloy steel
03/21/1978US4080204 Iron, nickel, chromium, aluminum, yttrium
03/21/1978US4080198 Erosion and corrosion resistant alloys containing chromium, nickel and molybdenum
03/21/1978US4079523 Air melting an iron charge
03/14/1978US4078952 Controlling the manganese to sulfur ratio during the processing for high permeability silicon steel
03/14/1978US4078920 Austenitic stainless steel with high molybdenum content
03/14/1978US4078919 Ferritic stainless steel having excellent workability and high toughness
03/07/1978US4077801 Alloys
03/07/1978US4077108 Process for producing dense machinable alloys from particulate scrap
02/1978
02/28/1978US4076525 High strength fracture resistant weldable steels
02/28/1978US4076524 Reduction in swelling of iron caused by irradiation
02/21/1978US4075437 Chromium, cobalt, iron, zirconium, aluminum niobium, and/or titanium
02/21/1978US4075392 Tungsten, molybdenum or chromium, carbon, silicon, boron
02/21/1978US4075376 Boiler tube coating and method for applying the same
02/21/1978US4075010 Chromium, titanium, yttria, iron
02/07/1978US4072543 Dual-phase hot-rolled steel strip
02/07/1978US4072509 Steel for nuclear applications
01/1978
01/31/1978US4071381 Alloys of steel
01/31/1978US4071083 Tubular exchanger
01/17/1978US4069070 Free manganese
01/17/1978US4069044 Iron-molybdenum
01/10/1978US4067754 Cold rolled, ductile, high strength steel strip and sheet and method therefor
01/03/1978US4066447 Low expansion superalloy
01/03/1978US4066422 Iron-boron matrix
12/1977
12/27/1977US4065331 Rolled low carbon niobium steel
12/27/1977US4065330 Iron, silicon, aluminum and at least one from yttrium or lanthanum series
12/27/1977US4064608 Composite cast iron drier roll
12/20/1977US4063935 Carbon, silicon, manganese, nickel, chromium
12/20/1977US4063934 Heat resisting nickel-chromium alloy having high resistance to oxidation, carburization and creep at high temperatures
12/13/1977US4062705 Method for heat treatment of high-toughness weld metals
12/06/1977US4061494 Free-cutting graphitic steel
11/1977
11/29/1977US4060431 Carbon-silicon-manganese-chromium-niobium-iron alloy
11/22/1977US4059462 Niobium-iron rectangular hysteresis magnetic alloy
11/22/1977US4059440 Highly corrosion resistant ferritic stainless steel
11/15/1977US4058650 Back material of metal band saw high in fatigue strength
11/15/1977US4058417 Turbine bucket alloy
11/15/1977US4058416 Matrix-stiffened heat and corrosion resistant wrought products
11/15/1977US4058414 Automobiles
11/01/1977US4056387 Carbon-manganese-sulfur-phosphorus-silicon-lead-iron alloy
10/1977
10/25/1977US4055448 Ferrite-austenite stainless steel
10/25/1977US4055416 Tantalum modified ferritic iron base alloys