Summary
While continuous extraction by percolation of flaked soybeans and cottonseed meats of different moisture contents by hexane and by trichloroethylene showed variations at the end of 60 minutes as great as 5.47% residual oil, the variations over the range of practical plant operation conditions are too small to be a significant factor. Moisture affects the rate of extraction of soybean flakes and cottonseed meat flakes by trichloroethylene less than the rate of extraction by hexane.
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Arnold, L.K., Patel, D.J. Effect of moisture on the rate of solvent extraction of soybeans and cottonseed meats. J Am Oil Chem Soc 30, 216–218 (1953). https://doi.org/10.1007/BF02640301
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DOI: https://doi.org/10.1007/BF02640301