Method for liquid level control
US4030521A · kind A · utility
10Cited by
3References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 14, 1975 |
| Grant date | Jun 21, 1977 |
| Priority date | — |
| Expiry date | May 14, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86187
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A method for use in surface treatment systems for maintaining a desired fluid level in the process and rinse tanks. The invention uses a dryrunning-safe pump, inserted in the tank. An overflow for the tank serves as an intake leading to the suction side of this pump. The pressure side of the pump is connected to an outlet outside the tank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.