UNE 22805:1992
MINING VOCABULARY. UNDERGROUND MINING. VENTILATION REGULATION.

Standard No.

UNE 22805:1992

Release Date

1992

Published By

AENOR

Latest

UNE 22805:1992

UNE 22805:1992 history

• 1992 UNE 22805:1992 MINING VOCABULARY. UNDERGROUND MINING. VENTILATION REGULATION.