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ID number:937204
 
Author:
Evaluation:
Published: 04.01.2010.
Language: Latvian
Level: Secondary school
Literature: 10 units
References: Not used
Extract

Par akmeņogļu koksēšanu (pirolīzi) sauc akmeņogļu sadalīšanās procesu, kas notiek bez gaisa piekļuves 1000-14000C temperatūrā un ilgst aptuveni 14 stundas.
Galvenie koksēšanas produkti ir:
kokss;
akmeņogļu darva;
akmeņogļu gāze;
amonjaka ūdens.
Kokss ir cieta, tumša viela, kuras sastāvā ir gandrīz tikai tīrs ogleklis.
Koksu izmanto čuguna un tērauda ieguvē no dzelzsrūdas, kā arī par kurināmo.…

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