| 摘要 |
PROBLEM TO BE SOLVED: To provide a method and an apparatus for feeding chemicals into a process liquid flow. SOLUTION: The present invention relates to a method and an apparatus for feeding chemicals into a process liquid flow. The object of a preferred embodiment of the method and apparatus is feeding retention chemical together with an additive, which may be another chemical or for example a mineral, to paper suspension fed to a paper machine. The method and apparatus are often applicable particularly to feeding of the additive of the paper manufacturing, such as a filler, together with a retention chemical to paper pulp essentially simultaneously. COPYRIGHT: (C)2011,JPO&INPIT
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