Method for cleaning an oil tank

Details Method for cleaning an oil tank Method for cleaning an oil tank

1995-07-31

1997-01-07

El-Arini, Zeinab

Cleaning and liquid contact with solids

Processes

Including regeneration, purification, recovery or separation...

134 13, 134 19, 134 221, 134 2212, 134 2218, 134 24, 134 26, 134 40, B08B 302, B08B 310, B08B 900, B08B 9093

Patent

active

055912729

ABSTRACT:
A method for cleaning an oil tank containing residues wherein the oil residues are fluidized by a fluidizing agent and are discharged from the tank in liquid state and are separated into fractions, and wherein the fluidizing agent primarily used is a portion of the oil residues discharged from the tank which, following purification and heating, is recycled to the tank and distributed by spraying above the layer of oil residues.

REFERENCES:
patent: 3121027 (1964-02-01), Galanor
patent: 4466154 (1984-08-01), Urbani
patent: 4592786 (1986-06-01), Williams et al.
patent: 5078799 (1992-01-01), Matter et al.
patent: 5085242 (1992-02-01), Ripley et al.

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