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ISO 647:2017 specifies a method for the determination of the yields of tar, water, gas and coke residue obtained from brown coal and lignite by distillation to a final temperature of 520 °C.
| Author | ISO/TC 27/SC 5 Methods of analysis |
|---|---|
| Editor | ISO |
| Document type | Standard |
| Format | Paper |
| Edition | 2 |
| ICS | 73.040 : Coals |
| Number of pages | 8 |
| Replace | ISO 647:1974 |
| Weight(kg.) | 0.1136 |
| Year | 2017 |
| Country | Switzerland |