FIELD: oil and gas industry.
SUBSTANCE: method is claimed for scouring and removing of bottom deposits from steel vertical tanks with oil or oil products by means of the stationary scouring system consisting of piping equipped with scouring nozzles; the method envisages filling of the tank with oil up to the level ensuring safety operation of the scouring system and scouring of bottom deposits by means of oil delivery through the system nozzles with pumping out of scoured bottom deposits mixed with oil from the tank. At that minimum oil level for safe operation before filling of the tank through the scouring system is set within the range of 2-3 m, while oil flow rate at filling through the system shall not exceed 200 m3/h.
EFFECT: improvement of the method.
12 cl, 1 tbl, 2 ex
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD FOR CLEANING THE INNER SURFACE OF TANKS FROM BOTTOM SEDIMENTS USING CHEMICAL REAGENTS | 2017 |
|
RU2683742C1 |
| CLEANING METHOD FOR TANKS INTENDED FOR OIL AND OIL PRODUCTS STORAGE AND TRANSPORTATION AT NEGATIVE VALUES OF AMBIENT AIR TEMPERATURE | 2013 |
|
RU2548077C2 |
| CLEANING METHOD FOR TANKS INTENDED FOR OIL AND OIL PRODUCTS STORAGE AND TRANSPORTATION | 2013 |
|
RU2548076C2 |
| CYLINDER-SHAPED RESERVOIR FOR OIL PRODUCTS STORAGE | 2007 |
|
RU2348576C1 |
| METHOD OF TANK CLEANING OF OIL DEPOSITS AND INSTALLATION FOR ITS REALIZATION | 1997 |
|
RU2109583C1 |
| COMBINED INTAKE-DISCHARGE DEVICE | 2013 |
|
RU2514597C1 |
| RESERVOIR FOR OIL PRODUCTS | 0 |
|
SU1743659A1 |
| DEVICE TO CLEAN POND FROM RADIOACTIVE BOTTOM DEPOSITS | 2012 |
|
RU2513039C1 |
| DEVICE TO WASH OUT BOTTOM SEDIMENT IN TANK | 2011 |
|
RU2473402C1 |
| PROCESS FOR PROTECTION OF TANKS AND PETROLEUM SUPPLY VESSELS DURING CLEANING | 0 |
|
SU1694151A1 |
