Methods and apparatus for leak detection from a thief hatch
US11543321B2 · kind B2 · utility
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1References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 22, 2020 |
| Grant date | Jan 3, 2023 |
| Priority date | — |
| Expiry date | Jan 7, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M3/38
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Methods, apparatus, systems and articles of manufacture are disclosed for leak detection from a thief hatch. An example thief hatch includes a vent control stem coupled to first and second sealing plates, the first and second sealing plates to control fluid flow through the thief hatch based on translation of the vent control stem, and an indicator extending from the vent control stem to provide a visual indication of a condition of the fluid flow.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.