Control for pneumatic conveying system
US4200412A · kind A · utility
21Cited by
5References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 20, 1978 |
| Grant date | Apr 29, 1980 |
| Priority date | — |
| Expiry date | Apr 20, 1998 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G53/66
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A dense phase pneumatic conveying system with pressurized air applied at the source to deliver granular material through a conveying line to a receiver with a shut-off valve having an air leakage path located in the conveying line operated by a sensing element to limit the rate of flow of the pressurized air at the end of the conveying cycle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.