• April 6, 2026
Thermal export coal

The global market for thermal export coal occupies a unique and sometimes controversial position in the world energy mix. Used primarily for electricity generation, thermal coal has powered industrialization and…

  • April 4, 2026
Prime PCI blend

This article examines the characteristics, occurrence, mining, economic significance and industrial role of the Prime PCI blend — a category of coals specifically tailored for pulverized coal injection (PCI) into…

  • April 3, 2026
High-volatile C coal

High-volatile C coal is a specific rank within the bituminous coal classification that plays a significant role in global energy systems, industrial processes and regional economies. This article provides a…

  • April 2, 2026
High-volatile B coal

High-volatile B coal occupies an important place in the global spectrum of fossil fuels. As a specific sub-rank within the broader category of bituminous coals, it combines distinct physical and…

  • March 31, 2026
High-volatile A coal

This article examines the properties, distribution, extraction, economic role and industrial uses of high-volatile A bituminous coal. It explains what distinguishes this rank from other coals, where significant deposits are…

  • March 30, 2026
Super-low-volatile coal

Super-low-volatile coal is a specialized, high-rank form of coal valued primarily for its high fixed carbon content, low volatile matter, and strong performance in metallurgical and high-temperature industrial applications. This…

  • March 29, 2026
Refined coal

This article explores the concept of refined coal — what it is, how it differs from raw coal, where it is found and produced, and its economic, industrial and environmental…

  • March 27, 2026
De-watered coal

De-watered coal is not a distinct geological variety but a processed form of coal with significantly reduced water content. It plays a growing role wherever low-rank coals (high moisture, low…

  • March 26, 2026
De-ashed coal

De-ashed coal is a processed form of coal from which mineral matter (ash) and many inorganic impurities have been substantially reduced or removed. Through a variety of physical and chemical…

  • March 25, 2026
Premium thermal blend coal

Premium thermal blend coal is a specially selected and mixed grade of coal designed to meet the operational and economic needs of modern power plants and large industrial boilers. It…