• January 7, 2026
Coke breeze

This article explores the material commonly referred to as coke breeze — a fine particulate by-product of coke production closely tied to the metallurgy of coal and the global steel…

  • January 1, 2026
Bituminous briquettes

Bituminous briquettes are a form of processed coal that combine the properties of natural bituminous coal with mechanical compaction and, often, added binders to create a solid, uniform fuel product.…

  • December 9, 2025
Low-ash coal

Low-ash coal is a high-quality variety of coal characterized by a relatively low proportion of mineral matter (ash) after combustion. Because ash lowers the fuel value, increases handling and disposal…

  • December 5, 2025
Fat coal

Fat coal — a traditional term used in many coal-producing countries — denotes a high-quality type of coal valued for its energy content and physical behavior during heating. Often associated…

  • November 27, 2025
PCI coal (Pulverized Coal Injection)

The following article examines pulverized coal injected into blast furnaces — commonly known as PCI (Pulverized Coal Injection) coal — covering its geological occurrence, mining regions, technical characteristics, economic and…

  • August 19, 2024
Understanding the Carbon Content in Different Types of Coal

Understanding the carbon content in different types of coal is crucial for various industries, including energy production, metallurgy, and chemical manufacturing. Coal is a complex and heterogeneous material, and its…