In pulp and papermaking, the digester is a large, cylindrical, vertical pressure vessel where the
wood chips are steamed with the caustic cooking solutions to remove the lignin. In wastewater
treatment, the digester is where organic matter in the sludge is decomposed by anaerobic bacteria,
releasing a mixture of burnable gases.

By using this site you agree to the use of cookies for analytics and personalized content. Read more.