A MODIFIED AIR STRIPPING PROCESS AND APPARATUS
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United States of America
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Issued Date -
Jan 9, 2025
app pub date -
Nov 17, 2022
filing date -
Nov 17, 2022
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Abstract
A process wherein lignin is oxidized into methanol in an air stripping column. The process includes: feeding a feedstock into the air stripping column, wherein the feedstock includes lignin such as a filtrate from a pulp mill; and feeding air into the air stripping column to oxidize methoxyl groups of the lignin into methanol.
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