CSN 44 1396-1963
Classification of commercial sorts of brown coals and lignites

Standard No.

CSN 44 1396-1963

Release Date

1963

Published By

CZ-CSN

Status

Withdraw

Latest

CSN 44 1396-1963

CSN 44 1396-1963 history

• 1963 CSN 44 1396-1963 Classification of commercial sorts of brown coals and lignites