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An instrument for the measurement of pressure; a U-shaped glass tube partially filled with water or mercury, one side of which is connected to the source of pressure. The amount of displacement of the liquid is a measure of the magnitude of the pressure.
References in periodicals archive ?
They were able to install thirty-six, 300 ft vertical U-tube ground heat exchangers with three drilling rigs in one day.
The steady-state thermal performance of these configurations is compared against commonly used double U-tube borehole.
The learned judge maintained that apparently government is refusing to open u-tube.
Next, the U-tube was closed with aluminium foil and saved at the room temperature for three weeks.
The schematic diagrams of a conventional single U-tube vertical borehole GHE and the pile GHE with spiral coils are compared in Figure 1.
Since 1996, new avenues of transferring information have cropped up, including Twitter, MySpace, Facebook, U-Tube, to name a few.
The hideous U-tube video images of a young woman in a extreme agony being brutally whipped by a uniformed amused police constable, dubbed as "Gado-Gado", seen and condemned by people around the globe are is the best witness to the degree of immorality reached by this group chaired by Omer Hassan Ahmed al-Bashir the Fugitive Criminal indicted by the International Criminal Court (ICC) at The Hague for the heinous Crimes of war, Crimes against Humanity and Genocide he has committed against the people of Sudan in Darfur.
SPACE-RAY has introduced a new super high efficiency line of ECA approved qualified gas-fired radiant linear and U-tube heaters with capacities from 23 kW to 47 kW for a variety of industrial and commercial uses.
Described as Yellow Pages, Facebook, LinkedIn, Craigslist, U-tube, indie film/radio/TV, etc.