MANAGING ORE BLENDING FOR FROTH SOLIDS CONTROL

A method for controlling the solids distribution in a bitumen froth produced when processing an oil sands ore having a d50 of about 250 μm or greater and a d90 of about 450 μm or greater is provided comprising adding a high-fines material having a d50 of about 50 μm or less and a fines content of ab...

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Bibliographische Detailangaben
Hauptverfasser: REID, KEVIN, HOSKINS, SHANE, LONG, JUN
Format: Patent
Sprache:eng
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Zusammenfassung:A method for controlling the solids distribution in a bitumen froth produced when processing an oil sands ore having a d50 of about 250 μm or greater and a d90 of about 450 μm or greater is provided comprising adding a high-fines material having a d50 of about 50 μm or less and a fines content of about 40% of the solids or greater to the oil sands ore to form an ore blend; and processing the ore blend in a water-based bitumen extraction process to produce the bitumen froth.