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Class Information
Number: 420/446
Name: Alloys or metallic compositions > Nickel base > Chromium containing > Aluminum containing > Titanium containing
Description: Alloy, or metallic composition which additionally contains titanium.

Sub-classes under this class:

Class Number Class Name Patents
420/450 Molybdenum or tungsten containing 69
420/447 Tantalum, niobium, vanadium, or hafnium containing 83
420/449 Zirconium or boron containing 90

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
4261742 Platinum group metal-containing alloys Apr. 14, 1981
4248629 Nickel- and chromium-base alloys possessing very-high resistance to carburization at very-high temperature Feb. 3, 1981
4246048 Forged atomic power plant parts Jan. 20, 1981
4118223 Thermally stable high-temperature nickel-base alloys Oct. 3, 1978
4118224 Nickel-chromium heating element alloy having improved operating life Oct. 3, 1978
4080201 Nickel-base alloys Mar. 21, 1978
4066448 Nickel-chromium-cobalt containing alloys Jan. 3, 1978
4054723 Composite articles Oct. 18, 1977
4006012 Austenitic alloy Feb. 1, 1977
3984239 Filler metal Oct. 5, 1976

1 2

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