Container pressurization system
US4407340A · kind A · utility
23Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 1982 |
| Grant date | Oct 4, 1983 |
| Priority date | — |
| Expiry date | Mar 29, 2002 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF17C9/00
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An apparatus is disclosed for pressurizing containers by injecting predetermined amounts of liquified gas into the containers. This device includes an injection unit having a combination float-pressure regulating means which employs the vapor pressure of evaporating liquified gas to its gaseous state from its liquid state to control liquified gas level and gas pressure within the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.