Invention Grant
- Patent Title: Method and apparatus for measuring slip velocity of drill cuttings obtained from subsurface formations
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Application No.: US16775846Application Date: 2020-01-29
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Publication No.: US11248999B2Publication Date: 2022-02-15
- Inventor: Alexey Alexeyenko
- Applicant: Saudi Arabian Oil Company
- Applicant Address: SA Dhahran
- Assignee: Saudi Arabian Oil Company
- Current Assignee: Saudi Arabian Oil Company
- Current Assignee Address: SA Dhahran
- Agency: Bracewell LLP
- Agent Constance G. Rhebergen; Vivek P. Shankam
- Main IPC: G01N11/02
- IPC: G01N11/02 ; E21B21/06

Abstract:
Methods and systems for determining slip velocity of drill cuttings obtained from subsurface formations are disclosed. The system includes a first cylindrical tube having a first diameter and a first length, wherein the first tube is attached to a base plate, a second cylindrical tube having a second dimeter smaller than the first diameter and a second length larger than the first length, the second tube attached to a lower portion of the first tube and running substantially parallel to the first tube, and an ultrasonic device operatively connected to an opening of the second tube for measuring a level of a fluid in the second tube, and a computer operatively connected to the ultrasonic device, the computer configured to store and analyze data received from the ultrasonic device.
Public/Granted literature
- US20210231546A1 Method and Apparatus for Measuring Slip Velocity of Drill Cuttings Obtained from Subsurface Formations Public/Granted day:2021-07-29
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