floating roof


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floating roof

[¦flōd·iŋ ′rüf]
(engineering)
A type of tank roof (steel, plastic, sheet, or microballoons) which floats upon the surface of the stored liquid; used to decrease the vapor space and reduce the potential for evaporation.
References in periodicals archive ?
"For instance, to realise the vision of lightness with the large cantilevering floating roof on top of a fully-glazed facade, the building services plant were hidden from view in submerged rooftop plantrooms to maintain the clean lines of the roof design," explained Kennedy.
Using an existing pipeline to transport ethanol is likely not practical because all the valves, gaskets, and tank seals on floating roofs would need to be checked to see if the construction materials are compatible with ethanol.
Toyota says it used customer feedback for the new specification for the Yaris Hybrid Trend, including the introduction of the C-pillar decal to create the floating roof look.
A Yaris Edition with free finance costs from just PS159 a month and is equipped with 15-inch Podiummachined alloy wheels, floating roof decals, rear privacy glass, front fog lamps and a six-speaker CD/radio.
These emissions come from the (usually slotted) pipe as well as from the well, penetrating the floating roof. Another way of reducing gauge pole emissions is to fit a gauge pole sleeve, which is a metal sleeve fitted into the gauge pole well.
The company will also provide its new RGA[R], Retractable Grounding Assembly, for oil storage floating roof tanks, which dramatically reduces the "bond charge" the cause of many oil storage tank fires.
It features a floating roof design, revised rear section, larger, vertically stacked tail lamps with LED elements, chrome applique on the tailgate, a new grille, new headlamps with halogen lights, and a new bumper with a wide central air dam and a pair of trapezoidal cut-outs for fog lamps.
A Yaris Edition with free finance costs from just PS159 a month and is equipped with 15-inch Podium-machined alloy wheels, floating roof decals, rear privacy glass, front fog lamps and a six-speaker CD/radio.
A Yaris Edition with free finance costs from just pounds 159 a month and is equipped with 15-inch Podium-machined alloy wheels, floating roof decals, rear privacy glass, front fog lamps and a six-speaker CD/radio.
These shared functions have been placed in a cascading ovoid base 240m long x 180m wide x 9m high, that we have called the Agora, whose roof has been designed as a floating roof garden--a Lawn.
The VS-300L meets EPA requirements and can be used on both new and existing floating roof tanks.
Tenders are invited for Nitfor surface preparation by blast cleaning, Supply and application of primer and finish paints for cone roof and floating roof tanks related to fabrication and erection of tankages at bpcl krishnapatnam coastal installation, Andhra pradesh