专利名称：Monitoring systems and instruments发明人：Peter Hancock,Terence Edward Clifton申请号：US05/706553申请日：19760719公开号：US04095474A公开日：19780620
摘要：Apparatus for monitoring parameters within an environment which is not readilyaccessible, for example for monitoring corrosion or deposition within industrial plant,comprises a vibratory element which is resiliently mounted in said environment andvibrated from outside said environment. The apparatus may be used by monitoring theresonant frequency of the vibratory element.
申请人：IMPERIAL CHEMICAL INDUSTRIES LIMITED
代理机构：Cushman, Darby & Cushman
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