Search Results for: Electric accumulator nickel iron
found in nature as an alloy, mostly in platinum ores. it was discovered in by smithson tennant and william hyde wollaston in london, england, and was published in . in , smithson tennant analyzed the insoluble residue and concluded that it must contain a new metal, and, in cheaper catalysts based on iron
and iron oxides were introduced for the first pilot plants. nowadays, it is primarily obtained from the processing of platinum and nickel ores. osmium uses osmium (cas no. - - ) is a hard, brittle, blue-gray or blue-black transition metal in the platinum family, and is also used in alloys, with platinum...
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