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Refining Used Lubricating Oils
book

Refining Used Lubricating Oils

by James Speight, Douglas I. Exall
April 2014
Intermediate to advanced content levelIntermediate to advanced
466 pages
17h 36m
English
CRC Press
Content preview from Refining Used Lubricating Oils
160 Refining Used Lubricating Oils
TABLE 7.2
Sotulub Process: Processed without Strong Base Pretreatment
Distillation Yield = 62.35%
Product
Yield
(%)
Acidity
(TAN) mg
KOH/g
Viscosity
cSt at
40°C Color Appearance
Gas oil 6.99 4.70 3.70 5 Cloudy
Light cut 12.40 0.10 30.57 <4 Cloudy
Heavy cut 49.95 0.41 75.98 4.5 Cloudy
Residue 20.27
Water + gasoline +
losses (dist.)
10.39
Metals content Ba Ca Pb Zn P Cr Fe Si
Used oil 8 692 1138 694 704 5 84 77
Light cut <2 <1 6 <1 8 <0.5 <0.5 26
Heavy cut <2 <1 5 <1 <5 <0.5 <0.5 6
Gas oil <2 <1 39 2 101 <0.5 8 327
Residue 85 4901 2529 3469 2570 36 652 228
Source: Sotulub Patent Fr 93 03275.
TABLE 7.3
Sotolub Process: ...
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Publisher Resources

ISBN: 9781466551497