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:
Mar. 19, 2024

Filed:

Mar. 26, 2021
Applicant:

Aspentech Corporation, Bedford, MA (US);

Inventors:

Ashok Rao, Sugar Land, TX (US);

Pedro Alejandro Castillo Castillo, Houston, TX (US);

Hong Zhao, Sugar Land, TX (US);

Mir Khan, Houston, TX (US);

Magiel J. Harmse, Houston, TX (US);

Assignee:

AspenTech Corporation, Bedford, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 37/00 (2006.01); E21B 37/06 (2006.01); E21B 47/00 (2012.01); G06N 5/04 (2023.01); G06N 20/00 (2019.01);
U.S. Cl.
CPC ...
E21B 47/006 (2020.05); G06N 5/04 (2013.01); G06N 20/00 (2019.01); E21B 2200/20 (2020.05);
Abstract

A method and system for estimating wax or hydrate deposits is desirable for the oil industry and important for assuring flow conditions and production, avoiding downtime, and reducing or preventing costly interventions. The method and system disclosed herein use artificial intelligence and machine learning techniques combined with oil well historical operational sensor data and historical operational event records (such as diesel hot flush, slick line, coil tubing, etc.) to build an oil well model. The method and system enable oil well practitioners to test and validate the built model and deploy the model online to estimate and/or detect wax or hydrate deposition status. By using one or more such models in operating an oil well, users can monitor and/or detect the status of wax of hydrate deposits in an oil well and can optimize production, maintenance, and planning for oil wells.


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