Inspection of Oil & Gas equipment and bulk materials at manufacturers’ premises is a critical activity in global EPC projects, traditionally characterised by fragmented processes, limited visibility, and manual, time-consuming reporting. This paper presents a practical [....] » Read More
Repeated usage of cooking oil is a hazard to health due to the free radical formation during reuse. So the used cooking oil to biodiesel conversion through transesterification reaction is a solution for the effective utilization of cooking oil. The conventional method of biodiese [....] » Read More
Across many developing regions, two-wheel and three-wheel vehicles form the backbone of productive mobility, supporting millions of livelihoods through delivery services, passenger transport, and micro-entrepreneurship. However, these vehicles often rely on high-emission liquid f [....] » Read More
High-viscosity oil reservoirs are commonly characterized by an unfavorable mobility ratio, early water breakthrough, and a large amount of residual oil after conventional waterflooding. Under these conditions, chemical enhanced oil recovery (EOR) methods require reliable laborato [....] » Read More
Objectives/Scope: The SMART UFR Strategy, developed by ADNOC Onshore, is a transformative approach aimed at addressing the challenges associated with marginal and undeveloped sour oil reservoirs. These reservoirs, often characterized by low productivity, hydrogen sulfide (H [....] » Read More
JASARA – 3D & Reverse Engineering Center is a strategic initiative established to strengthen maintenance reliability and accelerate digital transformation within YASREF through the application of advanced engineering technologies. By integrating 3D scanning, reverse eng [....] » Read More
This paper explores the innovative use of Reverse Integrity Specialized Gaskets (RISG) for flange leak testing, offering a more efficient and safer alternative to traditional methods. The conventional approach to leak testing, while effective for small systems, can be impractical [....] » Read More
Growing global demand for natural gas (NG), together with the depletion of easily accessible hydrocarbon reserves, has pushed the industry toward technically challenging deepwater targets. Where these contain sour components, offshore sour gas management may constrain developme [....] » Read More
Objective: Sustained Casing Pressure (SCP) is a significant integrity challenge in oil and gas wells. A portion of these wells are in high-temperature environments. The industry continues to seek solutions that enhance long-term sealing performance under high pressure and high t [....] » Read More
Introduction: There are many methods of urea removal, but most of them are still being developed or are very new. Urea can be removed from aqueous solutions by a variety of methods that differ in terms of their physicochemical nature and technological ingenuity. Many wastewa [....] » Read More
Background: As the global energy sector pivots toward a net-zero future, the Gulf region is uniquely positioned to transition from a hydrocarbon exporter to a global leader in Green and Blue Hydrogen. However, the massive capital expenditure (CAPEX) required to build entirely ne [....] » Read More
The rapid growth of the global plastic waste burden and the concurrent demand for low-carbon energy have driven research into thermochemical routes that convert post-consumer plastics into hydrogen. This review will provide a comprehensive analysis of the integrated pyrolysis, di [....] » Read More
In the modern concept, the geophone is an electrodynamic converter. The geophone has a mechanical resonance at frequency f0. In practice, a characteristic area is used after resonance with a linear frequency dependence (f1) limited to a frequency of 110-120 Hz. The amplitude-freq [....] » Read More
Objectives: Drilling for oil and gas is an intricate process that required subsurface geoscience in coordination with engineering to complete the task of reaching the prospective trap. The open borehole formation - fracture pressures dictate the mud weight (MW) that [....] » Read More
Ensuring energy generation with environmental responsibility and cleaner processes is one of the most relevant challenges today, especially in view of the increasing energy demand forecast for the coming years. In this scenario, hydrogen represents an attractive complementary ene [....] » Read More
1. Limestone is used to produce gas: CaCO3+C=CaO+2CO,From the reaction equation, produce 1 ton of lime to add to 0.214 tons of carbon can simultaneously produce 800 M3 of CO. In 2016, the global cement output was 5 billion tons, and the lime consumption was 3.225 billion t [....] » Read More
The alternating internal pressure caused by the periodic injection and production significantly negatively impacts the sealing performance of cement sheaths in gas storage wells. Based on typical working conditions in the gas storage wells, a method and test device for evaluating [....] » Read More
Rabigh Bulk Plant (RBP) is a critical node in Saudi Arabia’s liquefied petroleum gas (LPG) distribution network, linking upstream production at Petro Rabigh Company (PRC) to downstream domestic demand. Historically, the plant faced throughput constraints that limited sustai [....] » Read More
Gareev was the first to set and solve the problem of the thermodynamics of a centrifugal pump when pumping multiphase mixtures (oil, water, and gas) under high pressure and temperature. For the first time, an analytical solution to the problem was obtained, providing an analytica [....] » Read More
Oil/chemical spill accidents and oily wastewater discharge from industry have been significant global environmental threats and have attracted a great deal of attention. Oil contaminants are commonly toxic, carcinogenic, teratogenic, and hazardous to human health and aquatic orga [....] » Read More
Hydrogen is the backbone of many processes in the refinery, such as hydrotreating. The atmospheric residue desulfurization (ARDS) unit is one of the hydrotreating processes to remove sulfur compounds from the fuel. This step is essential because combusting high-sulfur fuel can pr [....] » Read More
Deformation bands in porous reservoir rocks can significantly reduce porosity and permeability, influencing fluid flow and reservoir performance. Understanding the grain-scale mechanisms responsible for their formation remains an important challenge. We present a new intergranula [....] » Read More
Hydrogen sulfide (H2S) is typically the primary sulfur contaminant of concern in oil and gas operations because of its extreme toxicity, corrosivity, and the stringent specifications required for pipelines. Mercaptans also pose significant challenges, as they create persistent od [....] » Read More
Maximizing hydrocarbon recovery from mature reservoirs demands advanced Enhanced Oil Recovery (EOR) technologies to meet global energy requirements. This study reports the chemo-selective synthesis of a novel polymer blend (PB) composed of acetylated guar gum (aGG) and native gua [....] » Read More
This presentation examines the strategic importance of the circular economy in the energy industry, with a particular focus on its financial implications for the oil and gas sector. It provides a detailed financial analysis of how circular practices can create economic efficienci [....] » Read More
Carboniferous sedimentary basins contain extensive organic-rich shale successions deposited under alternating lacustrine and marine conditions, forming hybrid petroleum systems with considerable potential for unconventional shale oil exploration. Recurrent marine incursions into [....] » Read More
Title : Application of vanadium and tantalum single-site zeolite catalysts in heterogeneous catalysis
Stanislaw Dzwigaj, Sorbonne University, France
The metal ions well dispersed at zeolite framework are considered to be active sites of catalytic processes. Therefore, the incorporation of these metals into zeolites as isolated tetrahedral sites appears to be the important task. We have earlier shown that the incorporation of [....] » Read More
Title : The Vacuum Insulated Heatable Curtain (VIHC): From conceptual invention to market deployment as a cost-effective dual solution for window heat loss reduction and localised radiant comfort
Saim Memon, Sanyou London Pvt Ltd, United Kingdom
The Vacuum Insulated Heatable Curtain (VIHC), invented and industrially advanced by Professor Saim Memon, represents the world’s first curtain system that simultaneously reduces heat loss through windows and provides targeted low-power radiant heating. This invention has pr [....] » Read More
Title : Novel expandable liner hanger platform for advanced liner drilling and reaming
Matthew Godfrey, Enventure Global Technology, United States
A novel bottom-up method for expanding liner hangers has been developed and field proven. Unlike conventional top-down expansion systems, this approach leverages a controlled combination of applied pressure, liner weight, and overpull to achieve reliable expansion from the bott [....] » Read More
Title : Revitalizing a complex heavy oil field: Subsurface reinterpretation and integrated execution at Velásquez (Middle Magdalena Basin)
Anurag Singh, Mansarovar Energy, Colombia
In 2021, Velásquez became Mansarovar Energy Colombia Limited’s (MECL) sole producing field after operational restructuring. Traditionally viewed as a mature, low-upside asset, Velásquez is located in a faulted monoclinal setting on the western flank of Colom [....] » Read More
Title : Revitalizing a complex heavy oil field: Subsurface reinterpretation and integrated execution at Velasquez (Middle Magdalena Basin)
Claudia Milena Torres, Mansarovar Energy, Colombia
In 2021, Velásquez became Mansarovar Energy Colombia Limited’s (MECL) sole producing field after operational restructuring. Traditionally viewed as a mature, low-upside asset, Velásquez is located in a faulted monoclinal setting on the western flank of Colom [....] » Read More
Title : Enhancing integrity and safety: Flare tip inspection strategies in offshore environments
Fatima Ibrahim Almarzooqi, ADNOC Offshore, United Arab Emirates
Flare systems are critical safety components in offshore oil and gas operations, designed to safely combust excess hydrocarbons during normal operations and emergency scenarios. In the harsh offshore environment, flare tips are subjected to extreme thermal and mechanical stresses [....] » Read More
Title : Enhancing integrity and safety: Flare tip inspection strategies in offshore environments
Khalfan Aldhanhani, Abu Dhabi National Oil Company, United Arab Emirates
Flare systems are critical safety components in offshore oil and gas operations, designed to safely combust excess hydrocarbons during normal operations and emergency scenarios. In the harsh offshore environment, flare tips are subjected to extreme thermal and mechanical stresses [....] » Read More
Title : Beyond the eastern fringes of Sirte Basin: Prospectivity evaluation and petroleum system assessment of concession 31, Cyrenaica platform, Libya
Aiyda Ibrahim Fourgani, Waha Oil Company, Libya
Concession 31 (Con31) lies in a unique geologic position, with its western part located partly in the Ajdabiya Trough, Amal Platform, the Maragh Trough and Al Quaneen Troughs, the Eastern Sirte Basin, and the eastern part extending onto the Cyrenaica Platform (Fig. 1). The locati [....] » Read More
Title : Pipeline integrity under challenged operations: Restoring reliability in a 20” main oil line through root cause driven mitigation
Ayesha Mohamed Alshamsi, Abu Dhabi National Oil Company, United Arab Emirates
Background and Integrity Challenge: This paper presents a comprehensive pipeline integrity investigation and recovery strategy for a 20” Main Oil Line that experienced severe internal corrosion following prolonged operation in by-pass mode. The objective is to identify the [....] » Read More
Title : Pipeline integrity under challenged operations: Restoring reliability in a 20” main oil line through root cause driven mitigation
Saeed Mohamed Almarzooqi, Abu Dhabi National Oil Company, United Arab Emirates
Background and Integrity Challenge: This paper presents a comprehensive pipeline integrity investigation and recovery strategy for a 20” Main Oil Line that experienced severe internal corrosion following prolonged operation in by-pass mode. The objective is to identify the [....] » Read More
Title : Advancing net positive impact through biodiversity protection areas: Integrating ecosystem services into sustainable energy operations
Maareb Alsubhi, Saudi Aramco, Saudi Arabia
The energy sector is increasingly challenged to balance operational growth with environmental stewardship and long-term ecosystem resilience. In response to global biodiversity commitments and rising expectations for sustainable development, this presentation demonstrates how Bio [....] » Read More
Title : Pipeline integrity challenges across offshore fields: The 6” gas lift pipeline case study
Fadheela N Almemari, Abu Dhabi National Oil Company, United Arab Emirates
This paper presents a detailed pipeline integrity investigation of a 6” subsea gas lift pipeline that experienced premature leakage shortly after commissioning. The objective is to identify the underlying damage mechanism, establish the immediate, direct, and root causes of [....] » Read More
Title : Pipeline integrity challenges across offshore fields: The 6” gas lift pipeline case study
Saeed Mohamed Almarzooqi, Abu Dhabi National Oil Company, United Arab Emirates
This paper presents a detailed pipeline integrity investigation of a 6” subsea gas lift pipeline that experienced premature leakage shortly after commissioning. The objective is to identify the underlying damage mechanism, establish the immediate, direct, and root causes of [....] » Read More
Title : A solution for the quantification and active reduction of methane emissions from gas networks
Matteo Campanelli, Automa Srl, Italy
Methane emissions from natural gas distribution networks represent a significant environmental and regulatory challenge due to methane’s high global warming potential and the increasing stringency of European and international regulations. Traditional Leak Detection and Rep [....] » Read More
Title : Digital twin framework for pipeline systems using the Post-Extrapolation Method (PEM): Real-time prediction of water air two phase transients with experimental and OLGA Validation
Abdalla Ali Estuti, National Oil Company, Libya
This paper presents an integrated Digital Twin framework for real-time monitoring and prediction of two-phase transient flow in pipeline systems, with specific relevance to the operational environment of the National Oil Corporation (NOC) of Libya. The proposed framework incorpor [....] » Read More
Title : The tectonostratigraphic evolution of the Atshan-Gargaf Arch, and its influence upon flanking petroleum systems, Western Libya
Abdussalam Masoud Dardour, Petroleum Research Centre, Libya
The Gargaf-Atshan Arch, located in Western Libya, is a significant structural feature that separates the Ghadamis and Murzuq Basins. A Virtual Field Trip Guide is being developed to highlight key outcrop sections along this Arch and serve as a teaching tool, demonstrating the dyn [....] » Read More
Title : Modelling of effluent dispersion from offshore natural gas desulfurization facilities
Nicolas Droushiotis, Cyprus Hydrocarbons Company, Cyprus
A proposed line-up for sour gas desulphurization considered an amine unit, a thermal oxidizer, a water scrubber column and an aeration tank. The water scrubber technology, as such, cannot provide an environmental solution unless the emissions of vent gas and efluent streams and [....] » Read More
Title : Numerical modelling of polymer drag reduction for efficient transportation of high-viscosity crude oil in pipelines
Zhibek Akasheva, Satbayev University, Kazakhstan
The transportation of high-viscosity crude oil through long-distance pipelines is often associated with significant pressure losses, high hydraulic resistance, and increased energy consumption. One of the effective approaches to improving pipeline transportation efficiency is the [....] » Read More
Title : Improving water saturation estimation in carbonates through integrated formation factor porosity and capillary pressure analysis
Abdurazag S G Ibrahim, Waha Oil Company, Libya
Understanding the formation factor porosity relationship is critical for accurate water saturation estimation from well logs, particularly in carbonate reservoirs characterized by complex lithologies and heterogeneity. In this study, formation factor porosity relationship and c [....] » Read More
Title : Improving water saturation estimation in carbonates through integrated formation factor porosity and capillary pressure analysis
Abdulrauf Muhyeldin Abdulsalam Aldarhoubi, Waha Oil Company, Libya
Understanding the formation factor porosity relationship is critical for accurate water saturation estimation from well logs, particularly in carbonate reservoirs characterized by complex lithologies and heterogeneity. In this study, formation factor porosity relationship and cap [....] » Read More
Title : Improving water saturation estimation in carbonates through integrated formation factor porosity and capillary pressure analysis
Mahmoud Khalil S Ben Mahmoud, Waha Oil Company, Libya
Understanding the formation factor porosity relationship is critical for accurate water saturation estimation from well logs, particularly in carbonate reservoirs characterized by complex lithologies and heterogeneity. In this study, formation factor porosity relationship and cap [....] » Read More
Title : An evaluation method for effective perforation cluster opening efficiency using fracturing and production data
Qi Xu, China University of Petroleum, China
In multi-cluster hydraulic fracturing of shale oil horizontal wells, the number of effectively opened perforation clusters may differ substantially from the designed cluster number, directly affecting fracture stimulation efficiency and well productivity. Although diagnostic tech [....] » Read More
Title : Experimental investigation and multiscale interpretation of shale hydraulic fracture propagation under non-principal-stress wellbore conditions
Shushuai Wang, China University of Petroleum, China
Hydraulic fracture propagation in shale reservoirs is controlled by in-situ stress anisotropy, wellbore orientation, and pre-existing bedding fractures. In deep shale gas development, wellbores may deviate from the principal stress direction due to geological constraints, well-pa [....] » Read More
Title : Field diagnosis and operational mitigation of casing deformation during hydraulic fracturing: A case study of a multi-layer deep shale-gas development pad in the Daan Block, sichuan Basin
Wang Hao, China University of Petroleum, China
Casing deformation is a recurring well-integrity challenge during multistage hydraulic fracturing of deep shale-gas horizontal wells, particularly on multi-layer development pads where wells targeting vertically stacked reservoirs are stimulated within a limited area. This paper [....] » Read More
Title : Micro gas turbines as an alternative for diesel generators driving Electricals Submersible Pumps (ESP) on oil wells in Libya
Rasha Alosta, Zueitina Oil Company, Libya
This study examines the technical and economic feasibility of replacing diesel generators with microgas turbines as the primary power source for Electrical Submersible Pumps (ESP) on a set of crude oil production wells at a Zueitina Oil Company field in Libya. Diesel generators [....] » Read More