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ISSN: 2468-256X
p-ISSN: 2543-151X

Giant discoveries of oil and gas fields in global deepwaters in the past 40 years and the prospect of exploration

Deepwater exploration has been developed for more than 40 years since 1975; generally, its exploration history can be divided into the beginning stage (1975–1984), the early stage (1985–1995) and the...

Present status of Bangladesh gas fields and future development: A review

Natural gas, played vital role as main energy source to the rapid development of Bangladesh, production and consumption has been increased drastically during last decades. Geological and geophysical...

Helium resources accumulation regulations and their development prospects in China

Helium is a globally scarce strategic resource that is relevant to national economies and the development of high-tech industries, and China primarily depends on imported helium for its industrial applications....

Technological issues in shale oil development using horizontal wells in Ordos Basin, China

The PetroChina Changqing Oilfield Company has successfully achieved large-scale economical development of continental low-pressure freshwater lake interlayer shale oil in the Ordos Basin, China, targeting...

Petrophysical characterization and reservoir potential of the Lower Goru sandstone: A case study from the Sinjhoro Gas Field, Pakistan

The primary method which has been traditionally used for assessing the hydrocarbon potential of reservoir rock involves analyzing petrophysical properties via well logs. Evaluating these properties...

Shelf edge progradation: An example from Early Cretaceous to Recent based on a seismic sequence stratigraphic framework in the Bengal Basin

This study reconstructs the stratigraphic and tectonostratigraphic frameworks of the Bengal Basin by integrating outcrop geological observations, 2D seismic profiles, well logs, core samples, sedimentological,...

Impact of pore confinement and adsorption on gas condensate critical properties confined in Marcellus Shale

Gas condensate reservoirs present significant challenges in reservoir engineering due to their complex phase behavior, which is influenced by continuous compositional changes. In particular, nanopore...

Geochemical properties of helium and its origin in the Indus Basin, Pakistan

The Indus Basin, one of Pakistan's most significant hydrocarbon provinces, is an underexplored region for helium resources. This study investigates the geochemical characteristics of helium in natural...

2021–2025 is a period of great development of China's natural gas industry: Suggestions on the exploration and development of natural gas during the 14th five-year plan in China

Among the world's 10 major gas producing countries, only the United States (USA), Russia and Iran have annual gas production of 250 × 109 m3 or more. China is expected to have gas output of 250 × 109 m3...

Solubility models of CH4, CO2, and noble gases and their geological applications

Solubility models for CH4, CO2, and noble gases are widely used in Earth Sciences, playing pivotal roles in the study of homogenization pressure of inclusions, paleoclimate variation, gas migration...

Potential and favorable areas of petroleum exploration of ultra-deep marine strata more than 8000 m deep in the Tarim Basin, Northwest China

At present, deep and ultra-deep oil and gas have become the research and exploration hotspots. With little drilling data available, the geological understanding on deep formations is still in the exploratory...

Sweet spots in coal bed methane (CBM): Major controlling parameters identification through reservoir modeling, simulation, and uncertainty analysis to De-risk field development

Sweet spots refer to specific areas within a reservoir where the parameters are optimal for achieving maximum production while minimizing the required footprint and investment. The high complexity of...

Genesis of high-salinity formation water and salinity sensitivity of deep coal-rock gas reservoirs in the Ordos Basin, China

Deep coal-rock gas reservoirs in the Ordos Basin are characterized by high-salinity formation water, low water saturation, and high gas saturation. During hydraulic fracturing, injected fluid can easily...

Generation and resource potential of abiogenic alkane gas under organic–inorganic interactions in petroliferous basins

The generation mechanism of abiogenic alkane gas and whether the gas has industrial values are the focus of international attention. CH4 generated by Fischer–Tropsch synthesis is an important constitutent...

Characteristics of effective helium source rocks and releasing mechanism of helium

Different helium source rocks exhibit varying characteristics, including differences in the content and occurrence states of precursor elements such as uranium (U) and thorium (Th). In sedimentary rocks,...

Inter-well interference and well spacing optimization for shale gas reservoirs

Design and optimization of well spacing is a key indicator for evaluating the development effect of shale gas reservoirs. On the basis of theoretical understanding, and after the verification by analogy,...

Main characteristics and effectiveness analysis of potential helium source rocks in crust-source helium-rich natural gas reservoirs

The evaluation of potential helium source rocks’ effectiveness is a core issue in the field of helium resource exploration and development. However, previous studies predominantly rely on uranium (U)...

Accumulation characteristics and models of low-rank multi-source coal-rock gas in the Jurassic of Junggar Basin, China

The Junggar Basin is a large Jurassic low-rank coal-bearing basin in western China, mainly comprising the Xishanyao Formation and the Badaowan Formation, which are characterized by substantial coal...

Helium resource and play classification systems, effective reservoir control elements, and enrichment patterns in China

The classification system, effective reservoir control elements, and major enrichment and exploration modes of helium resources in China are analyzed based on the source of helium, carrier, geological...

An integrated study on the reservoir potential of upper Cretaceous succession of the Anambra Basin (Nigeria) using the seismic-structural, petrophysical, and sedimentological approach

The Anambra Basin has a relatively high hydrocarbon production base compared with other Cretaceous basins in Nigeria. Structural deformation, overpressures, and faulting in the Cretaceous sequence of...

Structural characteristics and main controlling factors on petroleum accumulation in Zagros Basin, Middle East

Zagros Basin is one of the essential basins in the Middle East with the giant oil and gas reserves. It is indicated by regional tectonic and sedimentary evolution, basin structural division, petroleum...

Status and prospects of deep oil and gas resources exploration and development onshore China

Many significant breakthroughs have been made in regards to deep oil and gas exploration and development in recent years. However, a systematic analysis has not been carried out on the progress, challenges,...

Geological characteristics, main challenges and future prospect of shale gas

The development of shale gas in the United States has made a breakthrough, profoundly changed the pattern of oil and gas supply. It created the “shale gas revolution” on a global scale. Based on the...

Research progress of hydrocarbon generation kinetics based on gold tube

Gold tube thermal simulation experiments represent a pivotal tool in exploring hydrocarbon generation kinetics in hydrocarbon source rocks. Compared to other reaction systems, the reaction environment...

Distribution pattern and main factors controlling hydrocarbon accumulation of global oil and gas-rich deepwater basins

It is observed from distribution of oil and gas-rich basins as well as summary and analysis of main control factor for hydrocarbon accumulation in global deepwater that oil and gas-rich basins in deepwater...

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