Hydrocarbons have been the primary resource of the energy of civilizations for hundreds of
years historically and still play a vital role in accomplishing the daily life occupations in every …

Well construction operation is a crucial process that relies on the success of cementing job.
Cementing failure could lead to catastrophic aftermaths and huge capital loss to the …

Abstract Oil-based mud (OBM), a non-Newtonian fluid, is known for its superior performance
in drilling complex wells as well as combating potential drilling complications. However, the …

Recently the focus of the oil and gas industry is to find the alternative material for well barrier
applications. Geopolymers are among the suggested materials, which could be used in the …

The prediction of unconfined compressive strength (UCS) of oil well cement class “H” based
on the artificial neural network (ANN) modeling approach is presented in this study. 195 …

Portland cement hydration is a chemically sensitive process impacted by temperature,
amount of water and the presence of any potential contaminants. Drilling fluids …

The mechanical integrity of cement sheath during reservoir stimulation is critical for oil and
gas wells. It is essential to optimize and design a cement slurry system that not only meets …

Calcium sulfoaluminate (CSA) cement is helpful to solve the problems of road and bridge
maintenance as the cementitious material in rapid repair mortar. However, this repair mortar …

A ductile oil well cement paste (OWCP) with lower autogenous shrinkage is of paramount
importance to the integrity of cement sheath under downhole condition. Taking advantage of …

In this paper, the structural evolution of natural rock asphalt and rock asphalt treated with
liquid nitrogen subjected to high temperature and high pressure (HTHP) were studied, and …