The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 01, 2002

Filed:

Jul. 19, 1999
Applicant:
Inventors:

Than Shwe, Houston, TX (US);

Mike Flecker, Sugar Land, TX (US);

Steve Thompson, Houston, TX (US);

Roy Torrance, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 4/908 ;
U.S. Cl.
CPC ...
E21B 4/908 ;
Abstract

A system, apparatus, and method for determining real time bubble point pressure and compressibility of a fluid originating from a subsurface earth formation during well production first permit remote collection of a sample of fluid. The sample of fluid is then remotely expanded, while the temperature, pressure, and volume of the sample of fluid are remotely monitored. The real time bubble point pressure and compressibility of the sample of fluid are extracted from a plot of sample fluid pressure versus volume, which exhibits substantially linear behavior having two different slopes.


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