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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
205Refining Processes for Used Oil Recycling to Base Oils or Fuels
patent document, compared with two virgin base stock oil results. Based on the
properties in the table, it was claimed that the re-rened oils were indistinguishable
from the virgin base stock oils. No information was provided on the sulfur content or
polynuclear aromatic hydrocarbon (PAN) levels in the product oils.
7.6.3 the snaMPrOgetti PrOcesses
The rst patent from 1979 (German patent DE 29 01 090 dated July 19, 1979; US Patent
4,406,778 dated September 27, 1983) was widely patented in Europe at a time when
the move away from acid and clay treatments for the re-rening proc ...
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Publisher Resources

ISBN: 9781466551497