System for washing a tank and recovering and treating residual tank liquid
US5544669A · kind A · utility
10Cited by
7References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 1, 1995 |
| Grant date | Aug 13, 1996 |
| Priority date | — |
| Expiry date | Mar 1, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB08B9/0933
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A system for washing a tank and recovering and treating residual tank liquid includes a first system unit equipped with a suction device for sucking and discharging residual tank liquid, a second system unit equipped with an oil-water separator for separating oil from the discharged residual liquid, a device for treating the separated oil and a supply source for supplying a washing liquid into the tank, a third system unit equipped with an inert gas generator, and first, second and third conveyance mechanism for conveying the first, second and third system units to the tank to be treated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.