Processing and utilization of rapeseed edible oil.
A. The technological process of pre pressed rapeseed oil refining secondary edible oil is as follows: crude oil → filtration → hydration dephosphorization → vacuum drying → product oil.
B. The technological process of extracting rapeseed oil and refining secondary edible oil is as follows: extracting rapeseed oil → hydration (or alkali refining) → desolvation → product oil.
C. The technological process of refining primary edible oil with pre pressed rapeseed oil is as follows: crude oil filtration → alkali refining → water washing → decolorization → deodorization → product oil.
D. The technological process of refined rapeseed oil is as follows: crude oil extraction → hydration → alkali refining → washing → decolorization → deodorization → filtration → product oil.
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