05961821 is referenced by 30 patents and cites 6 patents.

The instant invention is directed to a process for extracting organic acids including naphthenic acids, heavy metals, and sulfur from a starting crude oil comprising the steps of:

Title
Removal of naphthenic acids in crude oils and distillates
Application Number
9/49466
Publication Number
5961821
Application Date
March 27, 1998
Publication Date
October 5, 1999
Inventor
William Edward Wales
Phillipsburg
NJ, US
David William Savage
Lebanon
NJ, US
Ramesh Varadaraj
Flemington
NJ, US
Agent
Estelle C Bakun
Assignee
Exxon Research and Engineering Co
NJ, US
IPC
C10G 17/00
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