Ternary platinum alloy catalystA platinum alloy catalyst PtXNb, wherein X is nickel, cobalt, chromium, copper, titanium or manganese, characterised in that in the alloy the atomic percentage of platinum is 46-75at%, of X is 1-49at%…DRIVE·Jul 4·1 min readFollowB01J23/26JOHNSON MATTHEY PLC [GB]