Examples of 'pump vacuum' in a sentence
Meaning of "pump vacuum"
pump vacuum: a device or machine used to create a vacuum by removing gases from a sealed space
How to use "pump vacuum" in a sentence
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pump vacuum
The residue is distilled under pump vacuum.
The use of a pump vacuum gauge will assist in this.
The solvent was removed at oil pump vacuum.
Air pump Vacuum pump Liquid pump.
The volatile constituents are removed under an oil pump vacuum.
The residue is dried under pump vacuum for 3 hours at ambient temperature.
The combined crystals were dried under oil pump vacuum.
Thus, the system connects to a pump vacuum generating continuous or intermittent subatmospheric pressure.
They were isolated by filtration and dried gently at oil pump vacuum.
The residue is evaporated for a few minutes under pump vacuum under cold conditions ( ambient temperature ).
The obtained reddish liquid was distilled under oil pump vacuum.
Today it is known as the first-hand pump vacuum cleaner in the United States.
Excess iodomethane was evaporated and traces removed under oil pump vacuum.
Bicycle Pump Vacuum Sealer ( PowerPoint with photos and instructions for assembly ).
Filters are provided on the fluid curtain circuit and on the vacuum pump vacuum circuit.
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Distillation in an oil pump vacuum yields 67.6 g of a yellowish oil which quickly solidifies.
The inorganic salts are filtered off and the filtrate is evaporated under water pump vacuum.
Subsequent removal of the solvent under oil pump vacuum ( 1 torr ) left a grey / yellow oil.
After removal of the solvent, the residue was dried in an oil pump vacuum.
After drying at oil pump vacuum 12.1 g of a pale yellow powder was obtained.
DMSO was distilled off under full pump vacuum.
The colorant is dried under an oil pump vacuum at 90 °C for 7 hours.
Except for 1 g, the residue was dried at room temperature in a desiccator under pump vacuum.
The resulting dark red precipitate is dried under an oil pump vacuum at 100 °C for 7 hours.
The sea water was filtered through a 0.45u Sartorius filter under a water pump vacuum.
Filter off with suction, dry under a pump vacuum.
The reaction mixture is then concentrated under reduced pressure and dried using pump vacuum for 2 h.
Excess triethyl phosphite is distilled off under oil pump vacuum ( 4 mm ).
The residue is finally dried under water pump vacuum at 80°C.
The remaining solvent was removed in a rotary evaporator under oil pump vacuum at 140°C.
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Examples of using Vacuum
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The speed of the vacuum source shall be
If vacuum manure removal system is already installed
Provisions concerning vacuum operated waste tanks
Examples of using Pump
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Clean the pump at least twice a year
Check that the drain pump is level
However the pump can be activated in commissioning
