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Home › Ethylenic hydrocarbons sulphurized by elemental sulphur in the presence of an alkali metal carbonate or bicarbonate, their preparation and their use

Ethylenic hydrocarbons sulphurized by elemental sulphur in the presence of an alkali metal carbonate or bicarbonate, their preparation and their use

US Patent 5698501 · Granted Dec 16, 1997

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