Water hammer

Details for Australian Patent Application No. 2005224576 (hide)

Owner In, S.

Inventors In, Suk Shin

Agent Collison & Co

Pub. Number AU-B-2005224576

PCT Pub. Number WO2005/090737

Priority 10-2004-0057657 23.07.04 KR; 10-2004-0020138 24.03.04 KR

Filing date 24 March 2005

Wipo publication date 29 September 2005

Acceptance publication date 2 September 2010

International Classifications

E21B 1/26 (2006.01) Methods or apparatus for drilling

E21B 4/14 (2006.01) Drives for drilling, used in the borehole

Event Publications

12 October 2006 PCT application entered the National Phase

  PCT publication WO2005/090737 Priority application(s): WO2005/090737

2 September 2010 Application Accepted

  Published as AU-B-2005224576

6 January 2011 Standard Patent Sealed

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