Invention Grant
- Patent Title: Determining wellbore parameters through analysis of the multistage treatments
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Application No.: US17510623Application Date: 2021-10-26
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Publication No.: US11933161B2Publication Date: 2024-03-19
- Inventor: Vladimir Nikolayevich Martysevich , Joshua Lane Camp , Tyler Austen Anderson , Srinath Madasu
- Applicant: Halliburton Energy Services, Inc.
- Applicant Address: US TX Houston
- Assignee: HALLIBURTON ENERGY SERVICES, INC.
- Current Assignee: HALLIBURTON ENERGY SERVICES, INC.
- Current Assignee Address: US TX Houston
- Agency: NOVAK DRUCE CARROLL LLP
- The original application number of the division: US16349385
- Main IPC: E21B47/06
- IPC: E21B47/06 ; E21B43/26 ; E21B47/10 ; E21B49/00

Abstract:
A system and method to determine closure pressure in a wellbore that can include, flowing a fracturing fluid into the wellbore during a fracturing operation of at least one stage and forming a fracture, sensing fluid pressure and a flow rate of the fracturing fluid during the fracturing operation and communicating the sensed data to a controller, plotting data points of the sensed data to a visualization device which is configured to visually present the data points to an operator as a plot, fitting a curve to the data points which represent statistically-relevant minimum pressure data at various flow rates, determining an intercept of the first curve with a zero flow rate axis of the plot, determining the closure pressure based on a pressure value of the intercept, and determining an average fracture permeability based on the closure pressure.
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