| 摘要 |
Process for treating wood chips before washing during the manufacture of chemical paper pulps, in which the chips are classified according to thickness, characterised in that the rejected chips (1) are destructured in a roll press, in one or a number of stages, at least one of these destructuring stages taking place between two rolls (3) and 4, the gap (7) between which is smaller than a quarter of the average thickness of the said rejected chips (1). <IMAGE>
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