ISO/DIS 2950

Brown coals and lignites — Classification by types on the basis of total moisture mass fraction and tar yield

Brown coals are classified in this International Standard according to the following properties: total moisture content calculated on the ash-free basis; tar hiels calculated on the dry, ash-free basis. In tables class numbers, group number and code numbers of brown coal types are given.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

73.040

Statut:

Brouillon

Date de Publication:

1969-12-30

Numéro Standard:

ISO/DIS 2950