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Formation pressure measurement with remote sensors in cased boreholes

  • US 6,070,662 A
  • Filed: 08/18/1998
  • Issued: 06/06/2000
  • Est. Priority Date: 08/18/1998
  • Status: Expired due to Term
First Claim
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1. A method for communicating, after casing has been installed in a wellbore, with a data sensor that has been remotely deployed, prior to the installation of casing, into a subsurface formation penetrated by the wellbore, comprising the steps of:

  • (a) installing an antenna in the casing wall; and

    (b) inserting a data receiver into the cased wellbore for communicating with the data sensor via the antenna to receive formation data signals sensed and transmitted by the data sensor.

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