Reducing energy consumption during drilling operations is beneficial to both the
environment and economy. Frictional drag reducers (FDR) are widely used to reduce the …

The main goal of cementing is to provide reliable zonal isolation throughout the life of a well.
The integral of cement protects the casing and prevents fluid formation from migration. This …

Wells with compromised integrity can cause groundwater/soil contamination and increased
carbon emissions. Given that there are more than 3.7 million abandoned wells in existence …

Led by new developments of horizontal drilling and hydraulic fracturing techniques, organic
rich shales have been contributing significantly to a gas production in the US. In drilling …

A successful hydraulic fracturing operation is the key to enabling economic production from
low permeability reservoirs. In order to identify problems during the fracturing job and …

In recent years, companies have employed numerous methods to lower expenses and
enhance system efficiency in the oilfield. Energy consumption has constituted a significant …

One of the most serious issues that arises during drilling operations is lost circulation.
Significant study into wellbore strengthening has been conducted over several years in the …

On the basis of “Carbon Peak and Carbon Neutral” goals, carbon sequestration projects are
increasing in China. The integrity of cement sheaths, as an important factor affecting carbon …

The installation of a completion string in small-diameter horizontal wells often presents
challenges such as instability, bending, and high frictional resistance. To accurately estimate …

Remedial cementing operations in the oil and gas industry are indispensable for ensuring
well integrity and mitigating environmental risks. This paper delves into the multifaceted …