protective atmosphere

protective atmosphere

[prə′tek·tiv ′at·mə‚sfir]
(metallurgy)
A substance such as inert or combusted fuel gas which surrounds a workpiece to be heat-treated, welded, brazed, or thermally sprayed under controlled conditions.
References in periodicals archive ?
the decomposition is conducted at temperatures to 900 c without a protective atmosphere in platinum and under a protective gas atmosphere with palladium.
Conversional leadership style can decrease job stress because it provides a kind of protective atmosphere and every one will have decision making power.
The pots then pass underneath a liquid filler to add oil or sauce and are sealed in a protective atmosphere (MAP) to preserve the natural freshness of the ingredients.
The gig is a timely one as the lads' latest single, Lovesick, is set to be released on Protective Atmosphere Music on November 12.
Beyond Earth's protective atmosphere and extending all the way through interplanetary space, these electrified particles dominate the scene.
In the book Not A Number: Patrick McGoohan - A Life, Booth said: "While his conduct was mostly faultless in the outside world, with the notable exception of a drinkdriving conviction, it does seem that while working in the protective atmosphere of the set he was more liable to let his self-control slip.
KVT Bielefeld is responsible for the welding technology in the Joinmelt project and holds a patent for hot gas welding in a protective atmosphere to ensure a particle-free and stable weld.
Moreover, the nano-structured products can be synthesized in an appropriate protective atmosphere.
Currently, the influence of process parameters such as density of energy, layer thickness, scans spacing on final parts characteristics is more studied than the influence of initial powder properties such as chemical composition, powder size and size distribution, thermal properties and environmental conditions such as temperature of the powder bed, protective atmosphere etc.
Featuring a welded and gasketed heavy-gauge outer shell, double-pivot gasketed door, and a rear wall stainless fan for horizontal air flow, the GT models provide uniform heat with inert protective atmosphere.
According to their description on eBay, the Marmarts should last forever if kept in a dry and protective atmosphere.
The Marmarts, which come complete with perspex display cases, were due to arrive today, and according to their description on the auction site, if kept in a dry, protective atmosphere should last forever.