US Patent 11883829 System and method for cryogenic separation of plant material

Systems and methods for cryogenic separation of plant material are provided. A method of cryogenic separation of plant material, includes placing a sieve into a vessel. Plant material is placed in the sieve. Cryogenic fluid is provided at or below −150 degrees Celsius to the sieve. The plant material is agitated within the sieve and the vessel to separate plant particulates solidified by the cryogenic fluid from the remainder of the plant material. The cryogenic fluid and plant particulates are removed from the vessel.