Invention Grant
- Patent Title: Formation testing and sampling tool for stimulation of tight and ultra-tight formations
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Application No.: US17184296Application Date: 2021-02-24
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Publication No.: US11649724B2Publication Date: 2023-05-16
- Inventor: Wael Soliman Elhawary , Mustapha Berkane , Ghulam Jeelani , Colin Douglas Tisdale , Mahmoud Eid Selim , Endurance Oziegbe Ighodalo
- Applicant: Halliburton Energy Services, Inc. , Saudi Arabian Oil Company
- Applicant Address: US TX Houston
- Assignee: Halliburton Energy Services, Inc.,Saudi Arabian Oil Company
- Current Assignee: Halliburton Energy Services, Inc.,Saudi Arabian Oil Company
- Current Assignee Address: US TX Houston; SA Dhahran
- Agency: C. Tumey Law Group PLLC
- Agent John Wustenberg
- Main IPC: E21B43/27
- IPC: E21B43/27 ; E21B49/10 ; E21B49/00 ; E21B33/127 ; E21B43/26 ; E21B47/06

Abstract:
A fluid sampling tool and method for fluid sampling in an ultra-tight or tight formation. The tool may include a packer assembly that includes one or more inflatable packers and one or more exhaust ports, a multi-chamber section that includes one or more sample chambers, and at least two storage sections that each contain a storage tank, wherein each storage tank holds a stimulation fluid. A method for performing a stimulation operation that includes disposing a fluid sampling tool into a well, moving the fluid sampling tool to a zone of interest, and isolating the zone of interest with a packer assembly on the fluid sampling tool. The method may further include performing a first pressure draw down and a first pressure build up, performing an injectivity test, and performing a sampling process.
Public/Granted literature
- US20210404332A1 Formation Testing And Sampling Tool For Stimulation Of Tight And Ultra-Tight Formations Public/Granted day:2021-12-30
Information query
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