C - Chemistry – Metallurgy – 10 – G
Patent
C - Chemistry, Metallurgy
10
G
196/284
C10G 53/08 (2006.01)
Patent
CA 1238008
HEAVY OIL SAMPLE PREPARATION Abstract of the Disclosure A substantially solids-free sample of an oil having sub- stantially the same hydrocarbon distribution as a heavy oil contained in a subterranean reservoir is prepared by vacuum-topping a field sample of the oil or oil-containing material while cold-trapping vola- tiles, diluting the topped oil with a volatile oil solvent, mechanically separating the solution from entrained solids, vacuum-distilling the solvent from the dissolved oil and recombining the oil and the cold- trapped volatiles.
457364
Closmann Philip J.
Wortham James T.
Shell Canada Limited
Smart & Biggar
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