Last Updated：2025/11/29
In the 19th century, some factories used Deacon's process to recover chlorine by passing hydrochloric acid gas over heated slag that had been saturated with a solution of a metallic salt such as copper sulfate.
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In the 19th century, some factories used Deacon's process to recover chlorine by passing hydrochloric acid gas over heated slag that had been saturated with a solution of a metallic salt such as copper sulfate.
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