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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
378 Glossary of Terms and Abbreviations
API Gravity: A gravity scale established by the American Petroleum Institute and
in general use in the petroleum industry, the unit being called “the API
degree.” This unit is dened in terms of specic gravity (SG) as follows:
APIGravity
SG
=−
.
.
141 5
131 5
API Guidelines for SAE Viscosity-Grade Engine Testing: Guidelines estab-
lished for different oil viscosity grades that allow certain engine and bench
test results to be used in lieu of additional testing. These guidelines are
described in detail in Annex F of the Guidelines.
API Mark: A mark licensed by API and used by oil marketers in connection with ...
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Publisher Resources

ISBN: 9781466551497