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经营范围
发明名称
Funnel viscosimeter
摘要
A Marsh funnel is equipped with a valve at the funnel outlet. The valve may be of the quick opening type selected from stem valves (internal of the funnel), ball valves, plug valves, flapper valves, butterfly valves, slide valves and the like.
申请公布号
US7461542(B2)
申请公布日期
2008.12.09
申请号
US20060391118
申请日期
2006.03.28
申请人
WEISINGER MICHAEL S
发明人
WEISINGER MICHAEL S.
分类号
G01N11/06;B65B39/00;B67C11/04
主分类号
G01N11/06
代理机构
代理人
主权项
地址
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