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The Scientific World Journal
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2014
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Article
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Fig 3
/
Research Article
Optimized Liquid-Liquid Extractive Rerefining of Spent Lubricants
Figure 3
(a) Multivariate model relating the sludge yield
during liquid-liquid extraction with alcohol to process variables
,
, and
. (b) Corresponding residual analysis.
(a)
(b)