Method for treatment of wire scrap

Method of and apparatus for extraction of gold from placer...

Method of concentration of finely divided materials

Method of deaeration

Method of dry separation of less dense metal particles from...

Method of extracting oil from tar sands

Method of floating and flotation circuit

Method of improving recovery in the hot water extraction...

Method of preparation of a surfacing material from tar sands

Method of processing bituminous froth recovered from tar...

Method of processing bituminous froth recovered from tar...

Method of processing bituminous froth recovered from tar...

Method of processing bituminous froth recovered from tar...

Method of processing bituminous sands

Method of producing a tar sand deposit containing a...

Method of producing of separate/isolated/pulp flows...

Method of producing zinc alloy powder for cell and alkaline...

Method of recovery of hydrocarbons from contaminated soil or...

Method of recovery of tar from tar sands

Method of reducing sludge accumulation from a tar sands hot...