Method and system for accurately providing fluid blends
US4427298A · kind A · utility
33Cited by
12References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1982 |
| Grant date | Jan 24, 1984 |
| Priority date | — |
| Expiry date | Sep 30, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86445
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method and system are described for preventing interaction between the valves and pump in a liquid blending system. The method and system select operating relationships between the valve period and pump period that avoids synchronous operation and thereby improves the blend accuracy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.