Mineral oils: processes and products – Products and compositions – Lubricating oils
Patent
1979-02-21
1980-05-06
Levine, Herbert
Mineral oils: processes and products
Products and compositions
Lubricating oils
208DIG1, C10G 104
Patent
active
042016568
ABSTRACT:
To optimize recovery by the hot water process of hydrocarbons from bituminous sands, an alkaline process aid (e.g. NaOH) is commonly added to the conditioning step. In accordance with this invention, the quantity of process aid added is varied in response to the fines content of the incoming bituminous sands feed.
REFERENCES:
patent: 3401110 (1968-09-01), Floyd et al.
patent: 4105537 (1978-08-01), McZuitty
patent: 4107029 (1978-08-01), Lorenz
Canada-Cities Service, Ltd.
Gulf Oil Canada Limited
Her Majesty the Queen in right of the Province of Alberta, Gover
Imperial Oil Limited
Johnson Ernest Peter
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