发明名称 |
Method for measurement of the permeability to water |
摘要 |
A method for measuring the permeability of pervious sheet material is disclosed; the measurement is based on the flow rate of water ejected at a given pressure between 2 and 1000 kPa through a nozzle pressed against one surface of the sheet material whose permeability is to be measured.
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申请公布号 |
US4880499(A) |
申请公布日期 |
1989.11.14 |
申请号 |
US19870049250 |
申请日期 |
1987.05.13 |
申请人 |
PULP AND PAPER RESEARCH INSTITUTE OF CANADA |
发明人 |
PIKULIK, IVAN I. |
分类号 |
D21G9/00;G01N15/08 |
主分类号 |
D21G9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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