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Mathematical Problems in Engineering
Volume 2013, Article ID 797549, 6 pages
Research Article

Delay Pressure Detection Method to Eliminate Pump Pressure Interference on the Downhole Mud Pressure Signals

1School of Science, China University of Petroleum, Qingdao 266580, China
2Drilling Technology Research Institute, CNPC, Beijing 100195, China

Received 12 September 2013; Accepted 12 October 2013

Academic Editor: Teen-Hang Meen

Copyright © 2013 Yue Shen et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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