Fractionation column for reclaiming used lubricating oil

United States of America Patent

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Sep 27, 1983
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N/A
app pub date
Sep 24, 1982
filing date
Jun 15, 1981

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Expired

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Abstract

A novel process for the purification of used oil comprising removing the ash-forming components, then subjecting the oil to vacuum fractionation. A novel vacuum fractionation column is also disclosed.

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Patent Owner(s)

Patent Owner	Address
PHILLIPS PETROLEUM COMPANY	BARTLESVILLE OK

International Classification(s)

C10G:CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HY....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
MacQueen, Donald K	Bartlesville, OK	2	27
Wood, William E	Bartlesville, OK	11	169

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Fractionation column for reclaiming used lubricating oil

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United States of America Patent

06422776

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PATENT NO	4406743
SERIAL NO	06422776
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06422776

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