US 7,465,846 B2
Extraction of oxygenates from a hydrocarbon stream
Johan Pieter de Wet, Vanderbijlpark (South Africa); Wilhelmina Jansen, Vanderbijlpark (South Africa); and Paul Jacobson, Sasolburg (South Africa)
Assigned to Sasol Technology (Proprietary) Limited, Rosebank (South Africa)
Appl. No. 10/549,766
PCT Filed Mar. 10, 2004, PCT No. PCT/IB2004/000654
§ 371(c)(1), (2), (4) Date May 08, 2006,
PCT Pub. No. WO2004/080927, PCT Pub. Date Sep. 23, 2004.
Claims priority of application No. 2003/1937 (ZA), filed on Mar. 10, 2003; and application No. 2003/6523 (ZA), filed on Aug. 21, 2003.
Prior Publication US 2006/0258894 A1, Nov. 16, 2006
Int. Cl. C07C 7/10 (2006.01)
U.S. Cl. 585—864  [585/867; 585/833; 585/834] 18 Claims
OG exemplary drawing
 
1. A process of extracting oxygenates from a hydrocarbon stream, the process including the step of contacting the hydrocarbon stream with an extraction solvent comprising methanol and water in an extraction step, wherein the methanol and water are added separately to the hydrocarbon stream in the extraction step.