Filtration to remove coarse impurities.

Set of tanks in the oil warehouse.

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Tank, usually made of reinforced concrete or carbon steel, which is coated with epoxy resin to improve the keeping properties of the stored product.

Tank made of fibre glass and polyester for storing oil.

Tank with a flat bottom for storing oil.

Vessel used to absorb the increased volume produced on heating the water circuit of an installation.

Tank used for final settling of freshly made oil before it goes through to the oil warehouse.