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US4901558A Seal integrity tester and method 失效
密封完整性测试仪和方法

Seal integrity tester and method
摘要:
The present invention is a method and apparatus for testing filled containers. The apparatus includes both a vacuum sensor and displacement sensors in combination. A computer is utilized to analyze the data from both the vacuum sensor and the displacement sensors, and based on preselected criteria, determines the seal integrity for the container.
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