STN - Slovak standards

Special classification of commercial sorts of brown coals and lignite

Available design: Print design

Solid fuels. Determination of brown coal reactivity to oxygen

Available design: Print design

Principles and technical requirements for quality of solid fuels

Available design: Print design

Principles for the determination and verification of quality of solid fuels

Available design: Print design

Solid fuels. Groups of size classification of solid fuels and criteria of checking

Available design: Print design

Solid fuels. Nomenclature and marks of the produced types of brown coals

Available design: Print design

Hard coals from Ostrava-Karviná region for coke production

Available design: Print design

Čierne uhlie ostravsko-karvinského revíru na energetické účely.

Available design: Print design

Hard coals of Kladno area, Plzeň area, Trutnov area, Rosice-Oslavany area

Available design: Print design

Solid fuels. Brown coals from North-Bohemian area

Available design: Print design