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Lanthanum nickelate perovskite-type oxide for the anodic oxygen evolution catalyst
(United States. Patent and Trademark Office, 1985-02-05)
An improved Perovskite-type oxide for electrocatalytic oxygen evolution from alkaline electrolyte comprising lanthanum nickelate is disclosed, together with an improved co-precipitation process for producing the lanthanum ...
Method and apparatus for H2 S electrolysis
(United States. Patent and Trademark Office, 1989-08-22)
A method and apparatus for refining elemental sulphur and hydrogen gas from H2 S is disclosed. More specifically, the present invention relates to a method and apparatus for vapor phase electrolysis of H2 S gas using a ...