DIN 22020-4:1998-12
Investigations of raw material in hard-coal-mining - Microscopical examination of hard coal, coke and briquettes - Part 4: Microlithotype analysis on particulate blocks

Standard No.

DIN 22020-4:1998-12

Release Date

1998

Published By

German Institute for Standardization

Latest

DIN 22020-4:1998-12

DIN 22020-4:1998-12 history

• 1998 DIN 22020-4:1998-12 Investigations of raw material in hard-coal-mining - Microscopical examination of hard coal, coke and briquettes - Part 4: Microlithotype analysis on particulate blocks
• 1998 DIN 22020-4:1998 Investigations of raw material in hard-coal-mining - Microscopical examination of hard coal, coke and briquettes - Part 4: Microlithotype analysis on particulate blocks
• 0000 DIN 22020-4:1986