Portable gas filling system
US9945517B2 · kind B2 · utility
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11References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 8, 2009 |
| Grant date | Apr 17, 2018 |
| Priority date | — |
| Expiry date | Jan 25, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF17C2270/0509
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A portable gas filling system for transfer of cryogenic fluids to high pressure gas cylinders includes a moveable platform, a cryogenic fluid pump for connection to an off platform cryogenic fluid Dewar, and a vaporizer for connection between the fluid pump and gas cylinders. A vacuum pump is provided for purging of interconnecting system lines and a gas accumulator interconnected to the system lines enables storage of gas to pressurize the Dewar.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.