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US 11,993,832 B2Granted
Niobium-based alloy that is resistant to aqueous corrison
AssigneeMaterion Newton Inc.
InventorsPaul Aimone, Mei Yang
Life of this patent
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Abstract
In various embodiments, a metal alloy resistant to aqueous corrosion consists essentially of or consists of niobium with additions of tungsten, molybdenum, and one or both of ruthenium and palladium.
Claims19
A method of chemical processing, the method comprising:
- providing equipment for chemical processing;
- and
- exposing the equipment to an acidic process fluid,
- wherein the equipment is composed of a metallic alloy consisting essentially of (i) 1 weight percent-10 weight percent tungsten, (ii) 0.5 weight percent-10 weight percent molybdenum, (iii) at least one of ruthenium or palladium collectively present at 0.2 weight percent-5 weight percent, and (iv) the balance niobium.
1 more element
A method of chemical processing, the method comprising:
- providing equipment for chemical processing;
- and
- exposing the equipment to an acidic process fluid,
- wherein the equipment is composed of a metallic alloy consisting essentially of (i) 1 weight percent-5 weight percent tungsten, (ii) 0.5 weight percent-5 weight percent molybdenum, (iii) at least one of ruthenium or palladium collectively present at 0.2 weight percent-5 weight percent, and (iv) the balance niobium.
1 more element
Dependencies are inferred from the claim text.