Optical fluid analysis signal refinement

Details for Australian Patent Application No. 2004201659 (hide)

Owner Schlumberger Technology B.V.

Inventors Carnegie, Andrew J; Kurkjian, Andrew L; Hsu, Kai; Mullins, Oliver C; Hegeman, Peter S; Dong, Chengli

Agent Griffith Hack

Pub. Number AU-A-2004201659

Priority 10/249,968 22.05.03 US

Filing date 20 April 2004

Wipo publication date 9 December 2004

Acceptance publication date 15 September 2005

International Classifications

G01N 021/25 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - Colour

E21B 049/08 Testing the nature of borehole walls

Event Publications

6 May 2004 Complete Application Filed

  Priority application(s): 10/249,968 22.05.03 US

9 December 2004 Application Open to Public Inspection

  Published as AU-A-2004201659

15 September 2005 Application Accepted

  Published as AU-A-2004201659

2 February 2006 Standard Patent Sealed

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