Betekenis van:
hard coal

hard coal
Zelfstandig naamwoord
  • magere steenkool die veel warmte ontwikkelt
  • a hard natural coal that burns slowly and gives intense heat

Synoniemen

Hyperoniemen


Voorbeeldzinnen

  1. hard coal briquette;
  2. Of which: hard coal
  3. 1 kg hard coal
  4. Mining of hard coal
  5. The following aggregates apply to hard coal, total and black lignite, brown coal and peat:
  6. Hard coal comprises all energy products from 1 to 3 together (anthracite, coking coal and other bituminous coal).
  7. For hard coal, imports must be declared from the following countries of origin:
  8. By-product of hard coal used for production of town gas in gas works.
  9. A composition fuel manufactured from hard coal fines with the addition of a binding agent.
  10. Production of carbon (hard-burnt coal) or electrographite by means of incineration or graphitisation
  11. By-product of hard coal used for production of town gas in gasworks.
  12. Artificial solid fuel derived from hard coal and obtained by dry distillation of the coal in the total or partial absence of air.
  13. Installations for the production of carbon (hard-burnt coal) or electrographite by means of incineration or graphitisation.
  14. Installations for the production of carbon (hard-burnt coal) or electro-graphite by means of incineration or graphitisation
  15. The term “hard coal” refers to coal of gross calorific value greater than 23865 kJ/kg (5700 kcal/kg) on an ashfree but moist basis and with a mean random reflectance of vitrinite of at least 0,6.