Instrument for accurately measuring mass flow rate of a fluid pumped from a hermetically sealed container
US7654131B2 · kind B2 · utility
16Cited by
14References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 14, 2006 |
| Grant date | Feb 2, 2010 |
| Priority date | — |
| Expiry date | Nov 18, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F15/005
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An instrument for accurately measuring mass flow rate of a fluid pumped from a hermetically sealed container, through attainment of a steady state mass flow rate, having a check valve positioned between a vacuum pump and a mass flow rate sensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.