Gigi Molina Brevetti Plastici, S.p.a.

Mario Molina

Antonio Pasquale

Method for controlling the level of a liquid ( ) contained in at least one vessel ( ), which comprises the following operative steps: inserting a measure tube ( ) in the liquid ( ); arranging an auxiliary duct ( ) inside or outside the vessel ( ); measuring the pressure in said measure tube ( ); measuring the pressure in said auxiliary duct ( ); determining the difference between the pressures in the measure tube ( ) and in the auxiliary duct ( ); determining the value of the density or the specific weight of the liquid ( ) in the vessel ( ); dividing said pressure difference by said value of the density or specific weight of the liquid ( ). The present invention also relates to an apparatus for carrying out said method.

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Novara, Italy

Mario Molina