Oil Trap

oil trap

[′ȯil ‚trap] (geology) An accumulation of petroleum which, by a combination of physical conditions, is prevented from escaping laterally or vertically. Also known as trap.

Oil Trap

 

a structure for recovering oil and petroleum products from industrial effluents. An oil trap is a concrete or rein-forced-concrete tank (horizontal sump) divided by longitudinal walls into two or more sections that operate in parallel. Oil traps recover up to 98 percent of the petroleum products.