US Patent 11833468 Ammonia separation method and zeolite
Patent 11833468 was granted and assigned to Mitsubishi Chemical Corporation on December, 2023 by the United States Patent and Trademark Office.
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US Patent 11833468 Ammonia separation method and zeolite
Provided is a method for separating ammonia gas using zeolite membrane having excellent separation stability at a high temperature capable of separating ammonia gas from a mixed gas composed of multiple components including ammonia gas, hydrogen gas, and nitrogen gas to the permeation side with high selectivity and high permeability. Also provided is a method for separating ammonia by selectively permeating ammonia gas from a mixed gas containing at least ammonia gas, hydrogen gas, and nitrogen gas using a zeolite membrane, wherein the ammonia gas concentration in the mixed gas is 1.0% by volume or more.
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