Recovery of propellant from aerosol can filling operation
US4872491A · kind A · utility
3Cited by
7References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 1988 |
| Grant date | Oct 10, 1989 |
| Priority date | — |
| Expiry date | May 3, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/87249
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A system is described for changing over propellant feeds to an aerosol can filling operation and for servicing filling heads without venting propellant to atmosphere. Instead, the propellant is collected in a scrap salvage tank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.