Steel Division

Coal by-products

Similarly, the gases from our coking plant can be used in many different ways. The gas must first be cooled, filtered and washed. Benzene is a product of our light-weight-oil system. Crude tar is produced through cooling the gas and then separating water from and the solids.

Crude benzene

Pre-product used in the production of aromatic solvents in the chemical industry.

Crude tar

Base product in tar distillers for the production of pitches, naphthalene, anthracene and various oils. It can also be used as a replacement reducing agent in blast furnaces.

Sulfuric acid—the invisible heart of modern industry.

Discover the potential of our sulfuric acid. 

Sulfuric acid is produced as a by-product in our coking plant in Linz. Sulfuric acid is a central component in various industries and is one of the most important chemicals for a wide range of applications worldwide:

  • Fertilizer industry
  • Biodiesel industry
  • Paper industry
  • Explosives industry
  • Pickling lines 
  • Pigment industry
  • And much more

At voestalpine we are proud that our product makes a significant contribution to recycling and the global economy. 


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