04341619 is referenced by 35 patents and cites 10 patents.

An integrated process for the recovery of carbonaceous material from tar sands by supercritical extraction involving countercurrent flow of the tar sand and the solvent is disclosed.

Title
Supercritical tar sand extraction
Application Number
6/176749
Publication Number
4341619
Application Date
August 11, 1980
Publication Date
July 27, 1982
Inventor
Forrest L Poska
Dallas
TX, US
Assignee
Phillips Petroleum Company
OK, US
IPC
C10G 1/00
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