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RB 67/00028;Amdel 599 Extraction of sulphur from gypsum, part 1.
Background: Australia currently imports about 430 000 tons of elemental sulphur per year, valued at about $12,000,000 in 1966. The sulphur is purchased from Canada, the USA and Mexico. The annual production of elemental sulphur in these three...-
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Published: 01 Jul 1968