Quick response float valve for use in vapor return lines
US3958591A · kind A · utility
10Cited by
1References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 1975 |
| Grant date | May 25, 1976 |
| Priority date | — |
| Expiry date | Apr 28, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7436
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A float valve for use in the vapor return lines of a vapor recovery system for liquid hydrocarbon storage facilities is disclosed. This valve is designed to prevent vapors from flowing against the float and to quickly close when the liquid level reaches the float.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.