# Commission Implementing Decision of 26 September 2014 establishing the best available techniques (BAT) conclusions, under Directive 2010/75/EU of the European Parliament and of the Council, for the production of pulp, paper and board (notified under document C(2014) 6750) (Text with EEA relevance) (2014/687/EU), Division BAT 40: In order to reduce fresh water use, waste water flow, and the pollution load, BAT is to use a suitable combination of the techniques specified in BAT 13, BAT 14, BAT 15 and BAT 16 and of the techniques given below.

Extent: E+W+S+N.I.

Technique
Description
Applicability
a
Counter-current flow of process water and separation of water systems.
See Section 1.7.2.1
Generally applicable
b
High consistency bleaching.
c
Washing stage before the refining of softwood mechanical pulp using chip pre-treatment.
d
Substitution of NaOH by Ca(OH)2 or Mg(OH)2 as alkali in peroxide bleaching.
Applicability for the highest brightness levels may be restricted
e
Fibre and filler recovery and treatment of white water (papermaking).
Generally applicable
f
Optimum design and construction of tanks and chests (papermaking).

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Source: https://www.legislation.gov.uk/eudn/2014/687/annex/division/9/division/1.4/division/1.4.1/division/bat+40 (the official version)
Page: https://openlegislation.uk/eu-decision-2014-687/annex/division-9/division-1.4/division-1.4.1/division-bat+40
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.