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Method of utilizing flowable devices in wellbores

  • US 6,976,535 B2
  • Filed: 01/07/2004
  • Issued: 12/20/2005
  • Est. Priority Date: 05/28/1999
  • Status: Expired due to Term
First Claim
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1. A method for utilizing flowable devices in a wellbore, the method comprising:

  • (a) providing at least one flowable device into a drilling tubular in the wellbore;

    (b) providing a unique address to the at least one flowable device; and

    (c) using a drilling fluid in the drilling tubular for flowing said at least one flowable device to a downhole location and performing a function selected from (i) providing information to a downhole controller, and, (ii) retrieving information from a downhole device.

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