Downhole crossover tool with chemical treating or packer inflation

Details for Australian Patent Application No. 2003203646 (hide)

Owner Baker Hughes Incorporated

Inventors Bayne, Christian F; Zachman, James R

Agent Freehills

Pub. Number AU-B-2003203646

Priority 10/120659 11.04.02 US

Filing date 10 April 2003

Wipo publication date 30 October 2003

Acceptance publication date 5 June 2008

International Classifications

E21B 43/04 (2006.01) Obtaining fluids from wells

E21B 34/14 (2006.01) Valve arrangements for boreholes or wells

Event Publications

1 May 2003 Complete Application Filed

  Priority application(s): 10/120659 11.04.02 US

30 October 2003 Application Open to Public Inspection

  Published as AU-B-2003203646

5 June 2008 Application Accepted

  Published as AU-B-2003203646

2 October 2008 Standard Patent Sealed

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