Abstract: A device for separating air and vapor from liquids has a hollow substantially vertical housing, an inlet provided in the housing for introducing a liquid which contains air and vapor, first outlet for withdrawing from the housing the liquid after separation of air and vapor therefrom and located in a lower area of the housing, a second outlet for withdrawing from the housing the air and vapor separated from the liquid and located in an upper area of the housing, and a separating grate located above the first outlet and intensifying the separation of the air and vapor from the liquid.

Abstract: A fuel dispensing apparatus has an electronic counting unit; a hydraulic device including a filter, a mass flow meter, a valve for changing a flow provided with an electromagnetic control, a pumping hose, a gas indicator, a dispensing faucet, and an electrically-operated pump; and a fuel reservoir, with the electrically-operated pump arranged in the fuel reservoir immersed in fuel and connected by a pipeline through the filter with the mass flow meter having an outlet connected with the valve for changing a flow rate with the electromagnetic control, an outlet of the valve is connected with the pumping hose, the gas indicator, and the dispensing faucet, and a temperature sensor which determines a temperature of fuel and provide information for dispensing an accurate does requested by a user regardless of fluctuations of the fuel temperature.

Abstract: An apparatus for measurement of liquid oil products has a local control unit; a grounding element; an electric pump aggregate; a filter; a gas separator; an electromagnetically operated valve; an indication and control unit; a sensor for sensing temperature of liquid oil product; a mass flow meter located between an outlet of the gas separator and an input of the electromagnetically operated valve and connected with the indication and control block; and a device for determining a water quantity in the oil product connected with the indication and control block.