发明名称 A method to improve production and quality of paper, paperboard and fiberboard
摘要 The method, which uses UV during the prodn. or processing of paper, cardboard or fibreboard, comprises the ablation of a selected point, line, surface or vol. of the raw material, e.g. tree logs, for the finished (un)coated, printed, lacquered or converted prods., with (un)pulsed UV at 1 - 400 nm wavelength for 50 s or less.
申请公布号 SE9404183(D0) 申请公布日期 1994.12.01
申请号 SE19940004183 申请日期 1994.12.01
申请人 JAN-ERIK P NORDSTROEM 发明人 JAN-ERIK P *NORDSTROEM
分类号 D21F11/00;D21H25/04;D21J1/00 主分类号 D21F11/00
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