发明授权
- 专利标题： Method and apparatus for determining the propensity of a paper or board to dust
- 专利标题（中）： 确定纸张或纸板灰尘倾向的方法和装置
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申请号： US221551申请日： 1988-07-20
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公开(公告)号： US4898037A公开(公告)日： 1990-02-06
- 发明人: Roger A. Allen , Geoffrey Youd
- 申请人： Roger A. Allen , Geoffrey Youd
- 申请人地址： GB2 Basingstoke
- 专利权人： The Wiggins Teape Group Limited
- 当前专利权人： The Wiggins Teape Group Limited
- 当前专利权人地址： GB2 Basingstoke
- 优先权： GBX8717118 19870720
- 主分类号： G01N1/04
- IPC分类号： G01N1/04 ; G01N21/47 ; G01N33/34
摘要：
Disclosed is a method of testing the propensity of a paper or board to dust. The method is one which includes pressing a reference surface to the surface to be tested at a predetermined pressure. The dust adhering to the reference surface is then measured such that an indicative reading is obtained.
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