Feasibility and Effectiveness of Using Lards as A Sustainable Emulsifier in Drilling Mud Preparation

Preye Nelson Toun-Aregha; Daniel Preye Gift.

doi:10.56201/ijemt.vol.12.no3.2026.pg139.149

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Feasibility and Effectiveness of Using Lards as A Sustainable Emulsifier in Drilling Mud Preparation

Preye Nelson Toun-Aregha, Daniel Preye Gift.

Abstract

This experimental study investigates the potential of lard as a sustainable emulsifier in drilling mud formulations. The research focuses on optimizing lard concentration and temperature to achieve electrical stability, a critical factor in drilling operations. A systematic approach was employed to evaluate the effects of lard concentration (0-5%) and temperature (20-60°C) on drilling mud properties. Drilling fluids are specialized and complex fluids used during the drilling of oil and gas wells. The successful completion of a well and the efficient production of hydrocarbons from underground reservoirs largely depend on the characteristics of the drilling fluid selected for the drilling operation. Choosing an appropriate drilling fluid and maintaining its properties significantly influence drilling efficiency and overall production performance. These fluids perform several important functions simultaneously. They help remove drill cuttings from the well, keep the cuttings suspended in the fluid, and reduce friction between the drill string and the walls of the well. In addition, drilling fluids stabilize the wellbore, prevent excessive fluid loss into surrounding formations, and reduce the risk of formation damage and differential pipe sticking by forming thin, impermeable filter cakes. They also cool and lubricate drilling equipment and assist in evaluating geological formations by transporting drilled cuttings from the bottom of the wellbore to the surface. Emulsions are colloidal systems in which small droplets of one liquid are dispersed within another liquid that is normally immiscible with it. When water droplets are dispersed in oil, a water-in-oil (W/O) emulsion is formed, such as those found in oil-based skin creams. Conversely, when oil droplets are dispersed in water, an oil-in- water (O/W) emulsion is produced, as seen in products like milk. Emulsions are widely utilized in various industries, including food processing, pharmaceuticals, paints, cosmetics, agriculture, and petroleum production. Results indicate that an optimal lard concentration of 3.86% achieves electrical stability, while temperature significantly impacts mud viscosity and density. The findings demonstrate lard’s viability as an environmentally friendly emulsifier substitute, addressing growing concerns about drilling fluid environmental impact. This study contributes to the development of sustainable drilling mud technologies, enhancing drilling efficiency, and reducing environmental footprint. The outcomes inform optimal mud design, emulsifier selection, and temperature management for improved drilling performance. IJEMT

Keywords

Lardsustainable emulsifierdrilling mudemulsion stabilityrheological propertiesbiodegradable additiveseco-friendly drilling fluidspetroleum drilling technology.

References

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Feasibility and Effectiveness of Using Lards as A Sustainable Emulsifier in Drilling Mud Preparation

Abstract

Keywords

References

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