Recovery of lignosulfonates from spent sulfite liquor using ceramic hollow-fiber membranes
D Humpert, M Ebrahimi, A Stroh, P Czermak - Membranes, 2019 - mdpi.com
Spent sulfite liquor is an abundant but currently less used wastewater stream from the pulp
and paper industry. The recovery of lignin from this resource would provide an inexpensive …
and paper industry. The recovery of lignin from this resource would provide an inexpensive …