Recovery and up-grading of bitumen from tar-sands
Recovery and upgrading of bitumen from tar-sands
Recovery of bitumen from bituminous sand
Recovery of bitumen from bituminous sand
Recovery of bitumen from oil sands using sonication
Recovery of bitumen from tar sand
Recovery of bitumen from tar sands utilizing an evacuation step
Recovery of bitumen from treated emulsions and froths
Recovery of dissolved species from aqueous solutions by a...
Recovery of dust from gases containing the same
Recovery of elemental sulphur from products containing...
Recovery of gold using diisobutyl and disec. butyl...
Recovery of heavy bitumen in tar sands processing process
Recovery of hydrocarbons from hydrocarbon contaminated sludge
Recovery of hydrocarbons, bituminous materials and the like
Recovery of mercury control reagents by tribo-electric...
Recovery of metal values from oil sands tailings slurry
Recovery of oil from bituminous sand
Recovery of oil from bituminous sands
Recovery of oil from bituminous sands