PROCESS TO PREPARE A HEAVY AND A LIGHT LUBRICATING BASE OIL

Details for Australian Patent Application No. 2003242766 (hide)

Owner SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.

Inventors ADAMS, Nicholas, James; DIERICKX, Jan, Lodewijk, Maria; GERMAINE, Gilbert, Robert, Bernard; HUVE, Laurent, Georges; WEDLOCK, David, John

Pub. Number AU-A-2003242766

PCT Number PCT/EP03/06761

PCT Pub. Number WO2004/007647

Priority 02291772.8 12.07.02 EP

Filing date 25 June 2003

Wipo publication date 2 February 2004

International Classifications

C10G 045/64 Hydrotreatment processes

C10G 021/00 Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents

C10G 065/04 Treatment of hydrocarbon oils by two or more hydrotreatment processes only

C10G 065/12 Treatment of hydrocarbon oils by two or more hydrotreatment processes only

C10G 067/04 Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only

C10G 073/02 Recovery or refining of mineral waxes, e.g. montan wax

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 02291772.8 12.07.02 EP

18 March 2004 Application Open to Public Inspection

  Published as AU-A-2003242766

7 April 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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