inert atmosphere


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Related to inert atmosphere: argon

inert atmosphere

[i′nərt ′at·mə‚sfir]
(chemical engineering)
A nonreactive gas atmosphere, such as nitrogen, carbon dioxide, or helium; used to blanket reactive liquids in storage, to purge process lines and vessels of reactive gases and liquids, and to cover a reaction mix in a partially filled vessel.
References in periodicals archive ?
Investigation of the phase composition of vanadium oxide products formed after thermal treatment of ammonium tetrabutanate salt in an inert atmosphere at different temperatures (380 ...
The average values found were Ea = 96.87 [+ or -] 3.59 kJ [mol.sup.-1] for inert atmosphere and Ea = 108.04 [+ or -] 15.19 kJ [mol.sup.-1] for oxidative atmosphere.
In an inert atmosphere and vacuum, the lack of oxygen molecules is responsible for larger decay times as observed.
However, due to perovskite's natural instability, the material must be held in an inert atmosphere, exposed to almost no oxygen, low humidity levels and no temperature variations.
The filled bottles are sealed with foil under an inert atmosphere. On leaving the cleanroom they are subjected to X-ray inspection, and pack and seal integrity are checked.
The Gaspace Advance confirms that the packaging is reliably sealed and the inert atmosphere is within specification to ensure the maximum shelf life of its products.
All non-aqueous reactions were run under an inert atmosphere (Nitrogen) unless specified.
The plant will supply nitrogen to provide an inert atmosphere for various aspects of the nugget production process, replacing previous liquid nitrogen supply.
Component parts are then inert atmosphere heat treated to enhance spring properties permitting greater deflection without compression set, while achieving close dimensional control.
The solution is heated under an inert atmosphere and the polymer is precipitated in a basic solution.
The grapes undergo four-five hours of pellicular softening at a temperature of 10AC, before being pressed in an inert atmosphere with static clearing at 10AC.