Method and apparatus for mud pulse telemetry

Details for Australian Patent Application No. 2004260051 (hide)

Owner Halliburton Energy Services, Inc.

Inventors Sun, Cili; Marsh, Laban M.; Golla, Chris A.; Beene, Paul D.; Rodney, Paul F.; Pillai, Bipin K.

Agent Pizzeys

Pub. Number AU-B-2004260051

PCT Pub. Number WO2005/010559

Priority 10/619,197 14.07.03 US

Filing date 23 June 2004

Wipo publication date 3 February 2005

Acceptance publication date 26 March 2009

International Classifications

E21B 47/18 (2006.01) Survey of boreholes or wells

G01V 11/00 (2006.01) Prospecting or detecting by methods combining techniques covered by two or more of main groups

G08C 23/02 (2006.01) Non-electric signal transmission systems, e.g. optical systems

H03M 7/32 (2006.01) Conversion of a code where information is represented by a given sequence or number of digits to a code where the same information is represented by a different sequence or number of digits - Conversion to or from delta modulation, i.e. one-bit differential modulation

H03M 13/47 (2006.01) Coding, decoding or code conversion, for error detection or error correction

Event Publications

12 January 2006 PCT application entered the National Phase

  PCT publication WO2005/010559 Priority application(s): WO2005/010559

26 March 2009 Application Accepted

  Published as AU-B-2004260051

23 April 2009 Application for Amendment

  The nature of the amendment is as shown in the statement(s) filed 01 Apr 2009. Address for service in Australia - Pizzeys Level 2, Woden Plaza Offices Woden ACT 2606

13 August 2009 Amendment Made

  The nature of the amendment is as shown in the statement(s) filed 01 Apr 2009

20 August 2009 Standard Patent Sealed

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