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TitleAgglomeration-flotation: Recovery of hydrophobic components from oil sands fine tailings
Publication TypeJournal Article
Year of Publication1995
AuthorsColeman, R. D., Sparks B. D., Majid A., & Toll F. N.
Volume74
Issue8
Pagination5 pages
Date Published08/1995
PublisherFuel
Publication Languageeng
Keywordsfederal government, hydrocarbons, laboratory trials, PAH, Suncor, tailings
Abstract

Laboratory agglomeration-flotation tests were used to evaluate the recovery of residual bitumen from a sample of Suncor oil sands fine tailings, using ground coal as a bitumen absorbent. To improve its effectivness, the coal was preconditioned with no. 2 fuel oil, subjected to 30 s high-shear mixing and collected by flotation over 3 min. This oil-conditioned coal was then contacted with mature fine tailings for 5 min with low-shear mixing. Flotation for 5 min resulted in the recovery of 93% of the residual bitumen, compared with 85% after 40 min mixing achieved in earlier tests. Equipment to accomplish this separation has already been designed, scaled and operated for fine coal recovery from washery wastes.

Locational Keywords

Athabasca Oil Sands Region (AOSR)

Active Link

http://www.worldcat.org/oclc/4644216525

Group

OSEMB

Citation Key51395

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