Feb 28, 2026
This study presents the evolution of downhole fiber optics to a new hybrid electro-optical cable for coiled tubing (CT) applications. The optical fibers enable optical communication and
May 05, 2026
The Hawkeye downhole TV logging technology has been widely used in casing damage detection and production well monitoring fields. Aiming at the fact that downhole television transmits
Jul 06, 2026
Abstract. Production logging is very essential to understand the flow profile of the formation that is being produced from. It helps to identify the contribution of the oil, water, and gas to
May 27, 2026
Download Citation | On Oct 25, 2017, Xiaofei Zhu and others published Distributed optical fiber temperature sensor and its application in high-temperature well logging | Find, read and cite all
Mar 31, 2026
The methodology comprises a comprehensive analysis of completion and stimulation reports, fiber optics, microseismic data, and well logs.
Jun 29, 2026
Our FOWell solution is a Measurement, Monitoring, and Verification (MMV) technology based on distributed fiber optic sensing, that ensures real-time and continuous monitoring of reservoir integrity
Apr 29, 2026
Optical fiber logging cable is a type of cable used in oil and gas well logging applications. It is designed to provide high-speed data transmission over long distances in harsh environments.
May 21, 2026
The Rafie et al ''547 patent discloses a well logging cable having optical fibres which can substitute for one or more of the electrical conductors in a well logging cable to increase...
May 01, 2026
This paper presents several recent deployments of in-well fiber optic monitoring systems, including descriptions of the downhole sensor assemblies, installations, and measured data.
Nov 26, 2025
Continuous tubing fiber optic logging technology breaks through the bottleneck of long-distance transportation in horizontal well sections. China''s independently developed special optical cable can
Jun 23, 2026
Permanent downhole fiber-optic cables are critical infrastructure in wellbore monitoring systems, ensuring reliable transmission of data for applications such as distributed temperature, acoustic, and
Apr 07, 2026
The new technique uses coiled tubing equipped with optical fibers to acquire real-time measurements from the downhole logging string. The advantages of this conveyance option include
Jun 19, 2026
Specifically, we highlight the diagnostic power of distributed temperature sensing (DTS) and distributed acoustic sensing (DAS) in two real-world field applications. In each case, traditional tools failed to
Jul 13, 2026
In the preferred embodiment, the tube is surrounded by an elastomeric jacket, and is filled with hydraulic oil or the like to prevent entry of wellbore fluids into the tube under hydrostatic...
Apr 10, 2026
These results demonstrate that fiber optics represents a paradigm shift in well integrity assessment, transitioning from interpretive and reactive methodologies to real-time, high-resolution,
Apr 10, 2026
Our specialty optical fibers are designed to withstand the harsh and challenging conditions of the oil and gas industry. They are highly resistant to extreme
Oct 04, 2025
Following are a few field cases where this technology has helped companies make decisions and produced outstanding results. A fiber-optic cable was permanently installed along the
Jan 28, 2026
This development has led to a new logging cable with superior mechanical properties, containing eight electrical wires and three optical fibers with a data rate of at least 10 Mbitsl second each. This fiber
May 13, 2026
In this study, we presented a comprehensive review on the application of ber optics in monitoring well integrity, sand produc- tion, ow proling, fracture orientation and propagation, and enhanced oil recovery.
Aug 14, 2025
When optical fibers are part of a hybrid optical-electrical logging cable, seismic data can be acquired during any logging intervention, improving efficiency and data collection. This integration
May 20, 2026
We show that fiber-optic sensing opens up new possibilities for geophysical measurements with a broad range of applications in well logging and seismic exploration and monitoring.
Jun 11, 2026
The ACTive Power CT real-time powered downhole measurements system delivers continuous fiber-optic data and power from surface through a hybrid electro-optical cable installed in
Sep 27, 2025
Optiq StreamLINE conveyance offers the industry''s only fiber-optic wireline deployment in treatment wells during stimulation services. Its patented polymer
Mar 20, 2026
Fig. 1—For distributed-temperature applications, optical fibers were traditionally deployed into a well by pumping into a control line. Now that fibers
Feb 07, 2026
Difference between Optic-Fiber logging and traditional cable logging The electrical-based sensors used in cable logging can not work continuously in harsh
Feb 19, 2026
A well logging cable 10 includes an optical fibre 2 and a pressure sealed enclosure 26 surrounding the fibre. The enclosure is adapted to be able to be elongated to the maximum expected axial strain on
Aug 31, 2025
This document provides standards and guidelines for optical fiber cable infrastructure design, deployment, and construction. It addresses standards for fiber, cable, trenches, manholes, aerial
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