pulp paper industry wastewater treatment das at thailand

pulp paper industry wastewater treatment das at thailand
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  • What are the major wastewater producers in the pulp-and-paper industry?
  • Wood preparation, pulp washing, pulp bleaching and paper making processes as well as the digester house are the major wastewater producers in the pulp-and-paper industry. The volume of wastewater produced in each process is closely related to the quantity of generated pulp in that particular process (The World Bank Group, 1999).
  • Why is the pulp and paper industry a polluting industry?
  • The pulp and paper industry generates vast amounts of wastewater, and its character heavily depends on various factors (raw material, the undertaken process, the final product, etc.). The wastewater from this sector, which originates from several sources in each mill and are mostly combined, is polluting and hazardous.
  • Why is wastewater treatment important in pulp & paper industry?
  • The treatment of the generated wastewater in pulp-and-paper industry serves to remove contaminants, conforming to environ-mental regulations, while offering the possibility of using the treated ef uent as the process water in the production mills, if its fl quality permits.
  • How does pulp & paper industry affect the environment?
  • The wastewater produced by industrial operations has a sig-ni cant impact on the environment. Pulp-and-paper industry is a fi large consumer of fresh water and an important source of waste-water, generated during various stages of pulping and paper-making activities.