Brown coals, hard coals and anthracites. Product quality index system

Norma vydána dne 1.12.2022

Brown coals, hard coals and anthracites. Classification according to genetic and technological parameters

Norma vydána dne 1.12.2022

Brown coals, hard coals and anthracites. Rules for the application of the classification of coals by grades

Norma vydána dne 1.12.2022

Solid mineral fuel. Methods for the determination of content of the carbon dioxide of carbonates

Norma vydána dne 1.12.2022

Solid mineral fuel. Methods for determination of the yield of humic acids

Norma vydána dne 1.12.2022

Solid mineral fuel. Infrared thermogravimetric method for determination of total moisture

Norma vydána dne 1.12.2022

Optics and photonics. Photonics.Classification of technologies and equipment

Norma vydána dne 1.3.2023

Optics and photonics. Lenses for optical electronic systems. Relative irradiance in the image field and vignetting coefficient measurement methods

Norma vydána dne 1.3.2023

Hydraulic engineering. Basic concepts. Terms and definitions

Norma vydána dne 1.8.2022

Ship’s furniture and non-mechanical equipment of compartments. Standards and test methods

Norma vydána dne 1.6.2023