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With the help of flow sheet, explain the manufacturing process of paper by Kraft process.
written 6.8 years ago by gravatar for akashgaikwad71 akashgaikwad71 • 300 modified 5.5 years ago by gravatar for prashantsaini prashantsaini • 0
industrial waste treatment
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written 6.7 years ago by gravatar for yashshah yashshah • 140
  1. The Kraft process of pulp making uses sodium sulphate, sodium hydroxide and sodium sulphide as the digester chemicals.
    1. The spent liquor produced is known as Black liquor. The black liquor is treated seperately for the recovery of chemicals.
    2. The cellulosic fibre after being seperated from the black liquor is washed …

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