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US4511508A Process for drying of natural extracts prepared by high pressure extraction 失效
通过高压萃取制备的天然提取物的干燥方法

Process for drying of natural extracts prepared by high pressure
extraction
摘要:
A method is described for drying extracts of natural substances obtained by high-pressure extraction with liquefied gases or gases in the supercritical state; it consists in treating the gas stream that is charged with the extract with a solid drying agent, preferably calcium sulfate, in powder or granular form.
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