DEVICE AND PROCESS FOR TREATING BLACK LIQUOR FROM THE PREPARATION OF PAPER PULP BY HYDROTHERMAL LIQUEFACTION

摘要

The present invention relates to a pulp preparation device comprising a wood components cooking unit and a hydrothermal liquefaction unit. The invention also relates to the implementation of this device in a process for treating black liquor from the manufacture of pulp and a process for preparing paper pulp from wood.