Patent ID: 11920412
Assignee: DARKVISION TECHNOLOGIES INC.
Field: Measurement (Instruments)
Classification: CPC B  E  G | IPC B  E  G

Claim 0:
1. A method of operating coiled tubing (CT) at a wellsite, comprising:
providing an imaging device having at least two ultrasound arrays axially spaced-apart and facing radially-inward towards the CT;
running the CT through a cavity in the imaging device and into a wellbore;
capturing a first image of the CT with a first of the at least two ultrasound arrays;
capturing a second image of the CT with a second of the at least two ultrasound arrays at a later time than the first image;
comparing the first image and the second image to determine an amount of shift of identical features in the first image and the second image and estimate an amount of movement of the CT through the imaging device.