18-GP-5a

Memorandum for Use with Standards for Coal, Coke and Briquettes
OEN:
ONGC
Langue:
English
Code(s) de l'ICS:
73.040; 75.160.10
Statut:
Annulée
Date de Publication:
1966-08-31
Numéro Standard:
18-GP-5a