1
Richard L Bain, John R Larson, Dennis D Gertenbach, Daniel W Gillespie, Joseph J Leto: Viscosity reduction processing at elevated pressure. Resource Technology Associates, Sheridan Ross & McIntosh, October 18, 1988: US04778586 (118 worldwide citation)

A method is disclosed for improving the transportability of a hydrocarbon composition by passing an influent feed stream of composition into a downcomer to provide a hydrostatic column of fluid. The influent stream is heated by heat exchange with an effluent product stream wherein at least one of th ...


2
Joseph J Leto, Dennis D Gertenbach, Daniel W Gillespie: Separation of hydrocarbons from tar sands froth. Resource Technology Associates, Sheridan Ross & McIntosh, March 10, 1987: US04648964 (24 worldwide citation)

A process suitable for separating the hydrocarbon fraction from a tar sands froth is provided. The process comprises heating a fluid stream comprising the froth to above about 300.degree. C., pressurizing the stream to above about 1000 psig and separating the hydrocarbon fraction, having less than 1 ...