Method for erasing waste paper and recovering recycled pulp material and equipment for erasing waste paper and recovering recycled pulp material

摘要

PPROBLEM TO BE SOLVED: To provide a method by which a treating process can be simplified without needing the employment of a large volume of water, and to provide an apparatus therefor. PSOLUTION: Transfer screws 22 for transferring a raw material such as waste paper in one direction and a kneading blade group 24 having kneading blades 24a, 24b on the downstream of the transfer screws 22 are disposed in a treating pipe 17. The paper raw material mixed with water is kneaded by the rotation of the kneading blade group 24 to produce the regenerated pulp raw material having a prescribed water content. PCOPYRIGHT: (C)2007,JPO&INPIT