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US 4,867,960 AGranted
Water scavengers for hydrochloric acid streams
AssigneeHercules Incorporated
InventorGlenn M. Tom
Life of this patent
Estimating the term…
Abstract
The water content of an HCl gas stream is reduced to less than 1 ppm by contacting the gas stream with a chloride of silicon or a chloride of a metal having a valence of at least four that is immobilized on a solid support.
Claims2
In a process for reducing the water content of an HCl gas stream, the improvement comprising reducing the water content to less than 1 ppm by contacting the gas stream with a chloride of silicon or a chloride of a metal having a valence of at least four that is immobilized on a solid support.
Dependencies are inferred from the claim text.