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Explain in detail paper and pulp making process and waste characteristics.
written 8.3 years ago by gravatar for teamques10 teamques10 ★ 68k •   modified 8.3 years ago

Mumbai university > Civil > SEM 8 > Industrial Waste Treatment

Marks: 10M

Year: Dec 2015, May 2014, May 2013, May 2012
industrial waste treatment
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written 8.3 years ago by gravatar for teamques10 teamques10 ★ 68k

Characteristics of waste water of paper and pulp industry:

  • pH value: 8-9

  • Total solids: 1500-2500 mg/l

  • Suspended solids: 600-1500 mg/l

  • COD: 300-2500 mg/l

  • 5-day $20^oC$ BOD: 150-1000 mg/l

Flow chart for paper manufacturing:

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