Controlled dosing of liquid cryogen
US5743096A · kind A · utility
5Cited by
13References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 11, 1996 |
| Grant date | Apr 28, 1998 |
| Priority date | — |
| Expiry date | Apr 11, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65B31/006
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The invention relates to systems and methods for delivering controlled doses of a liquid cryogen. Controlling a restriction in a return conduit and other system geometry maintains proper circulation through a delivery and return conduit, enabling reliable control over the temperature and pressure of the liquid cryogen at the site of dosing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.