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:
Jun. 15, 2010

Filed:

Dec. 18, 2007
Applicants:

Christian Singfield, Shorncliffe, AU;

Catalin D. Ivan, Houston, TX (US);

Mark Morgan, Houston, TX (US);

Inventors:

Christian Singfield, Shorncliffe, AU;

Catalin D. Ivan, Houston, TX (US);

Mark Morgan, Houston, TX (US);

Assignees:

FSI International Corp Limited, Sandgate, AU;

Mezurx Pty Ltd, Spring Hill, AU;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Generally, the present invention is directed to the in situ measurement of fluid density and/or flow rate in tubular conduits, wherein such measurement comprises measuring dynamic fluid level and/or load (weight) in a region of the conduit and correlating these measurements of the fluid with a density and/or flow rate. Such measurements are typically directed toward drilling fluids transported within the tubular conduits—particularly the return flow, wherein the fluid comprises extraneous material (e.g., cuttings, etc.) which can alter the density and flow rate of the drilling fluid.


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