Apparatus and method for drying low rank coals.

摘要

PROCEDURE FOR THE SEPARATION OF A SUBSTANTIAL PORTION OF IMPURITIES FROM A LOW-CATEGORY COAL OR PEAT. UNDERSTANDS THE OPERATIONS OF SEPARATING THROUGH DESORTION OF A PART OF THE COAL IMPURITIES, RELEASING A SUBSTANTIAL PORTION OF COAL IMPURITIES AND OBTAINING SUPERHEATED GASES AS A RESULT OF THE DRYING PHASE, PERFORMED ON THE CARBON OF A SUPER GASAL TEMPERATURE HIGHER THAN YOUR VACUUM POINT, SUCH AS 455 DEGREES; FROM RECYCLING A SUBSTANTIAL PORTION OF SUPERHEATED GASES TO A TEMPERATURE OF 176 DEGREES TO PUT THEM AGAIN IN CONTACT WITH THE COAL TO DRY; AND ADDING ENOUGH HEAT TO RECYCLED SUPERHEATED GASES TO KEEP THEM AT ALL TIMES IN SUBSTANTIALLY SUPERHEATED CONDITION.- (Machine-translation by Google Translate, not legally binding)