Turning wood into paper uses lots of chemicals, whose waste products are a serious environmental concern. A new approach to the problem conjures up some clever chemistry but shows that there are no ...
HELSINKI, Dec. 22, 2021 /PRNewswire/ -- Valmet will deliver an oxygen delignification system, including additional Valmet TwinRoll presses to Arkhangelsk's Pulp and Paper Mill in Novodvinsk, Russia.
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