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专利名称：Flow-measuring valve device and method发明人：Morten Halvorsen申请号：US10497891申请日：20021128公开号：US07159602B2公开日：20070109
专利附图：
摘要：A flow measuring valve device () for fluid, the flow measuring valve () comprisinga first restriction () and a second restriction () connected in series with the first restriction(), the flow rates of said restrictions () being unequally dependent on the viscosity of thefluid, and a method for determining the viscosity of the fluid by means of the device.
申请人：Morten Halvorsen
地址：Kristiansand NO
国籍：NO
代理机构：Kusner & Jaffe
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