Process for extracting tar from tarsand

Details Process for extracting tar from tarsand Process for extracting tar from tarsand

1996-11-06

1998-05-05

Myers, Helane

Mineral oils: processes and products

Tar sand treatment with liquid

208391, C10G 104

Patent

active

057469091

ABSTRACT:
Tar is separated and recovered from tarsands using an extraction process useful even in cold water which utilizes a liquid admixture of a high boiling alkane; e.g. naphtha, an anionic surfactant and water.

REFERENCES:
patent: 4089698 (1978-05-01), Corbett
patent: 4781819 (1988-11-01), Chirinos et al.
patent: 4968412 (1990-11-01), Guymon
patent: 5171475 (1992-12-01), Freisleben
patent: 5282984 (1994-02-01), Ashrawi
patent: 5316364 (1994-05-01), Grogoli et al.
patent: 5340467 (1994-08-01), Gregoli et al.
Sury, K.N., et al. "Next Generation Oilsands Technology: The New Oslo Process", Imperial Oil Resources Limited; pp. 1-34.

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