Test procedure to determine concentration and relative distribution of sized particles in a drilling fluid

Details for Australian Patent Application No. 2009215590 (hide)

Owner M-I L.L.C.

Inventors Growcock, Frederick B.; Herrera, Philip E.; Browning, Tim; Smith, John Riddell; Garber, Jake M.; Butler, Frank; Doman, Aaron A.; Pierce, Toby

Agent Pizzeys

Pub. Number AU-B-2009215590

PCT Pub. Number WO2009/105469

Priority 61/029,537 18.02.08 US; 61/030,905 22.02.08 US

Filing date 18 February 2009

Wipo publication date 27 August 2009

Acceptance publication date 28 June 2012

International Classifications

E21B 43/34 Obtaining fluids from wells - Arrangements for separating materials produced by the well

E21B 43/38 Obtaining fluids from wells

Event Publications

2 September 2010 PCT application entered the National Phase

  PCT publication WO2009/105469 Priority application(s): WO2009/105469

28 June 2012 Application Accepted

  Published as AU-B-2009215590

25 October 2012 Standard Patent Sealed

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