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Title:
WATER CUT RATE OF CHANGE ANALYTIC METHOD
Document Type and Number:
WIPO Patent Application WO2003104752
Kind Code:
A3
Abstract:
A method of measuring a water effect on an underground non-water well includes the steps of assembling a history of water cut (WC) measurements for the well over an extended period of time, determining a water cut rate of change (R) for the well based upon the history of water cut measurements, wherein the water cut rate of change is defined as follows: (formula 1); d(WC) d(t) and identifying whether an anomaly exists based on the determined R.

Inventors:
AL-GHAMDI ABDULLA HAMED (SA)
Application Number:
PCT/US2003/017280
Publication Date:
July 22, 2004
Filing Date:
May 30, 2003
Export Citation:
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Assignee:
SAUDI ARABIAN OIL CO (SA)
ARAMCO SERVICES CO (US)
AL-GHAMDI ABDULLA HAMED (SA)
International Classes:
G01N33/28; (IPC1-7): E21B47/00; E21B49/08; G01F22/00
Foreign References:
US20030170077A12003-09-11
US6000468A1999-12-14
US5752570A1998-05-19
Other References:
BEYER W.H.: "CRC standard mathematical tables and formulae, 29th edition", 1991, CRC PRESS, ISBN: 0-8493-0629-9, article "Analytic geometry", pages: 174 - 175, XP002977574
"ResAssist for Windows - understand your waterflood", EPIC CONSULTING SERVICES LTD., April 2002 (2002-04-01), CANADA, XP002977575
ROBERTSON A.L. ET AL.: "A system engineering approach to field development", SOCIETY OF PETROLEUM ENGINEERS, September 2001 (2001-09-01), pages 1 - 16, XP002977576
"Network News", PETROLEUM TECHNOLOGY TRANSFER COUNCIL, vol. 6, no. 2, June 2000 (2000-06-01), pages 1 - 16, XP002977577
MICHIGAN TECHNOLOGICAL UNIVERSITY: "Recovery of bypassed oil in the Dundee formation using horizontal drains", 1994, XP002977578, Retrieved from the Internet
SCHECHTER D.S. ET AL.: "Preferred waterflood management practices for the spraberry trend area", 26 September 2002 (2002-09-26), pages 1 - 74, XP002977579
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