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.
Patent No.:
Date of Patent:
Aug. 07, 2001
Filed:
Oct. 05, 1998
Applicant:
Inventors:
Voldi E. Maki, Jr., Austin, TX (US);
Fred L. Sabins, Sugarland, TX (US);
Assignee:
Halliburton Engergy Services, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 4/910 ;
U.S. Cl.
CPC ...
E21B 4/910 ;
Abstract
A dynamic fluid loss cell apparatus and method for measuring filter-cake build-up on a simulated core of the well-bore and for measuring the effectiveness of a spacer fluid to remove filter-cake. There is also provided, a dynamic fluid loss cell apparatus and method for measuring the dynamic fluid loss during the simulated build-up and removal of the filter-cake. The apparatus and method further provides for performing the measurements under various conditions including temperature and differential pressure.