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US 7,683,223 B2Granted
Method for purifying hydrogen chloride
AssigneeSolvay (Societe Anonyme)
InventorsMichel Strebelle, Michel Lempereur
Life of this patent
Estimating the term…
Abstract
Method for purifying hydrogen chloride gas containing aromatic organic compounds, comprising at least one step of contacting the said hydrogen chloride with a scrubbing agent containing 1,2-dichlorethane.
Claims19
A method for purifying hydrogen chloride gas containing one or more aromatic organic compounds, comprising contacting said hydrogen chloride gas with a scrubbing agent comprising 1,2-dichloroethane.
Dependencies are inferred from the claim text.