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A large-scale "green” project for the off-gas ducts revamping at BOFs No. 2 and No. 3.

The new technological solutions will ensure a 12% increase in NLMK's BOF Shop capacity, a more than two-fold reduction in the specific air emissions and enable the use of BOF gases for in-house power generation.

Lipetsky Gipromez on the ground of Primetals’ basic engineering developed design documentation, approved by the RF State Expert Evaluation Department (Glavgosekspertiza).

A building permit has been obtained and the construction of infrastructure facilities included in the BOF No.2 and No. 3 off-gas ducts revamping project has now begun.