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:
Oct. 12, 1993
Filed:
Apr. 21, 1992
Applicant:
Inventor:
Sam G Gibbs, Midland, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B / ; E21B / ;
U.S. Cl.
CPC ...
417 53 ; 417 18 ; 73151 ;
Abstract
A method for monitoring a rod pumped well to detect various problems, i.e., fluid pound, rod parts, pump problems, high fluid levels, imbalance of the pumping unit, rate of production and others. The method utilizes measurements made at the surface to calculate a downhole pump card. The method utilizes the downhole pump card to detect the various pump problems and control the pumping unit.