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US3607721A
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Process for treating a bituminous froth
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US3521755A
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Separating apparatus
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US3574086A
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Restoration of light hydrocarbon gases to tar sand
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US3573195A
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Addition of light hydrocarbon gas to tar sand
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US3573196A
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Use of light hydrocarbons in tar sand processing
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US3556982A
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Combination additive for tar sand processing
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US3574136A
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Dewatering bituminous froth
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US3556981A
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Separation of bitumen from bituminous sand using a dense slurry and controlled velocities
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US3562179A
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Apparatus for dewatering a bituminous emulsion
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US3556980A
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Removal of water from bituminous emulsion
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US3560371A
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Recovery of bitumen from bituminous sand with control of bitumen particle size
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US3521756A
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Coalescing vessel
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US3565785A
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Temperature control in recovery of bitumen from bituminous sand
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US3520415A
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Separation vessel
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US3567621A
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Recovery of bitumen from bituminous sand
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US3490589A
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Controlled phase separation vessel
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US3430814A
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Solid interphase indicator controller
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US3433245A
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Discharge valve pulsator system
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US3407972A
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Apparatus for discharging particulate solids from a vessel
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US3522168A
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Chelating agents in bituminous sand water process
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