Examples of 'nitrogen sweep' in a sentence
Meaning of "nitrogen sweep"
nitrogen sweep: a process involving the removal of nitrogen gas from a contained space, usually for safety or quality control purposes, through the introduction of alternative gases or ventilation
How to use "nitrogen sweep" in a sentence
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nitrogen sweep
A slight nitrogen sweep was fed to the dryer.
The solid is dried under a nitrogen sweep.
A nitrogen sweep of the reactor was started.
The resulting slurry was agitated under a nitrogen sweep.
A nitrogen sweep was employed to remove the dimethyl sulfide as it was formed.
Preferably the vacuum is maintained with a nitrogen sweep.
A nitrogen sweep and proper venting of the hydrogen is also important.
The reactor was brought to ambient pressure under a nitrogen sweep.
Then the nitrogen sweep was stopped and the reaction left under a positive pressure of nitrogen.
The uncondensed gases were exhausted using the nitrogen sweep gas.
Inert the reaction mixture using a nitrogen sweep of the headspace for about 2 minutes.
This apparatus was flame dried and cooled under a nitrogen sweep.
The solvent was removed by a nitrogen sweep and vacuum leaving 3.42 grams of white crystals.
The product is dried overnight under full vacuum with a slight nitrogen sweep.
The solution was heated gently to reflux under a nitrogen sweep until polymerization took place.
See also
This is preferably done with a long residence time in the receiver and a nitrogen sweep.
The solid / liquid mixture is heated with stirring under a nitrogen sweep to form a melt ( approximately 25 minutes ).
The used molecular sieves may also be regenerated, for example, by vacuum or a nitrogen sweep.
A nitrogen sweep was started and the contents of the reaction flask were heated to 85 °C.
The reaction mixture is chilled to ambient temperature and the nitrogen sweep is then discontinued.
The reaction mass was then heated gradually, under stirring ( 50 rpm ), with a slow nitrogen sweep.
The flask was also equipped with an inlet for a nitrogen sweep and a mechanical stirrer.
A 500 ml resin kettle was provided with a Jiffy Mixer agitator, a thermocouple, condenser and nitrogen sweep.
After 1 h the dipstick was removed but the nitrogen sweep continued.
The polymerization was carried out at 70°C . in a stirred 1 liter resin flask equipped with a nitrogen sweep.
The temperature was adjusted to 35°C and the nitrogen sweep was discontinued.
The solid was dried at 60°C under partial vacuum with a nitrogen sweep.
After the addition of the ammonia was complete, a nitrogen sweep was begun.
The solution was heated to reflux and 100 ml of ODCB was removed with a nitrogen sweep.
The mixture is maintained at 200°C under vacuum with a nitrogen sweep for a total of 3 h.
The flask was immersed in a Belmont bath at 200°C . for one hour under a nitrogen sweep.
The contents of the flask were heated to 90°C and a nitrogen sweep was begun.
The flask was immersed in a Belmont bath at 200°C . for two hours under a nitrogen sweep.
A Claisen adapter was used to incorporate the thermometer and the nitrogen sweep inlet.
The solution was heated at 95°C under a nitrogen sweep.
The contents are heated to 50°C and maintained at that temperature stirred under a nitrogen sweep for 48 h.
Ii The reactor was heated slowly to 100°C with agitation and nitrogen sweep on.
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Make a clean sweep fore and aft
