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Deployable sensor apparatus and method

  • US 6,234,257 B1
  • Filed: 04/16/1999
  • Issued: 05/22/2001
  • Est. Priority Date: 06/02/1997
  • Status: Expired due to Term
First Claim
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1. An apparatus for gathering data from a subsurface formation, comprising:

  • a shell having a chamber therein and adapted for sustaining forcible propulsion into a subsurface formation from a wellbore;

    a data sensor disposed within the chamber of said shell;

    said shell having a first port therein for communicating properties of a fluid present in the subsurface formation to said data sensor when said apparatus is positioned in the subsurface formation, whereby said data sensor senses at least one of the properties of the fluid; and

    an antenna disposed within said chamber for transmitting signals representative of the fluid property sensed by said data sensor.

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