• July 10, 2026
Sohagpur Coalfield – India

The Sohagpur Coalfield is one of the lesser-known yet regionally important coal basins in central India. Located in the central Indian plateau, it contributes primarily to the country’s thermal coal…

  • June 28, 2026
Non-caking coal

Non-caking coal is a broad category of coals that do not soften, plasticize or fuse into a coherent, porous mass (coke) when heated in the absence of air. It is…

  • June 26, 2026
Low-caking coal

Low-caking coal is a specific category of coal defined by its limited tendency to soften, swell and fuse when heated in the absence of air. Unlike coking or strongly caking…

  • June 21, 2026
Non-swelling coal

This article examines the properties, distribution, economic importance and industrial uses of non-swelling coal — a category of coal defined by its limited tendency to cake or expand when heated.…

  • April 20, 2026
DRI-grade coal

This article examines DRI-grade coal — the coal types specifically used in the production of Direct Reduced Iron (DRI), commonly known as sponge iron. It explores the coal’s technical characteristics,…

  • December 21, 2025
Non-coking coal

Non-coking coal, often referred to as thermal or steam coal, is one of the most widely used fossil fuels in the world. Unlike coking coal, which is suitable for metallurgical…

  • December 14, 2025
Thermal PCI coal

Thermal PCI coal occupies a specific and growing niche at the intersection of the energy and steel industries. Often referred to simply as PCI coal (Pulverized Coal Injection coal), this…