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公开(公告)号:US09994790B2
公开(公告)日:2018-06-12
申请号:US14686792
申请日:2015-04-15
发明人: Chung-Sung Tan , Hsin-Chih Wang
CPC分类号: C11B1/04 , B01D11/0207 , B01D11/0292 , B01J19/24 , B01J2219/24 , C11B1/02 , C11B1/10 , C11C3/003
摘要: A method and an apparatus of extracting lipids from microalgae are provided. In the method, pressurized carbon dioxide (CO2) is dissolved in a liquid alcohol to form a CO2-expanded alcohol solution at a pressure of about 400-1500 psi and a temperature of about 30-65° C. Next, the CO2-expanded alcohol solution contacts microalgae to extract the lipids from the microalgae. A method and an apparatus of preparing fatty acid esters from microalgae are disclosed as well.