Status : Published (Under review)
This standard was last reviewed and confirmed in 2018. Therefore this version remains current.
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Abstract

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.

General information

  • Status
     : Published
    Publication date
     : 1974-02
    Stage
    : Close of review [90.60]
  • Edition
     : 1
    Number of pages
     : 2
  • Technical Committee :
    ISO/TC 27/SC 5
    ICS :
    73.040 
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