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.:

US 9984180 B1

PDF
Full Text
Expired
Date of Patent:
May. 29, 2018

Filed:

May. 05, 2015
Applicant:

King Fahd University of Petroleum and Minerals, Dhahran, SA;

Inventors:

Ahmed Abdulazeem Hamza, Dhahran, SA;

Sami Abdulaziz Alnuaim, Dhahran, SA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06G 7/48 (2006.01); G06F 17/50 (2006.01); E21B 43/30 (2006.01); E21B 41/00 (2006.01);
U.S. Cl.
CPC ...
G06F 17/5009 (2013.01); E21B 41/0035 (2013.01); E21B 43/305 (2013.01);
Abstract

Described herein is an empirical model to estimate inflow performance relationship (IPR) of fishbone wells. A reservoir simulation model is formulated and initial values for a plurality of reservoir and fishbone well parameters are assigned. IPR curves are generated by simulating the formulated reservoir model for a predetermined number of iterations. Each simulation iteration has a unique value of bottom-hole flowing pressure. Sensitivity analysis is performed based on the generated IPR curves by sequentially changing the values of the plurality of fishbone well parameters. Further, regression analysis is performed based on the sensitivity analysis in order to determine an empirical model that estimates the IPR of the fishbone well. The empirical model is determined as a function of a number of multilateral branches of the fishbone well.


Find Patent Forward Citations

Hamza, Ahmed. (2018). Inflow performance relationship for multilateral wells (U.S. Patent No. 9984180). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9984180

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