Two HVAC nitrogen purging regulator/flowmeters are available for the HVAC market. The regulators incorporate a hybrid design and function as both a pressure regulator and flowmeter depending on the ...

A high flow rate will tend to cool the tube, reducing brazing heat efficiency. Excess nitrogen pressure can build up inside the tube and reduce braze alloy penetration. A small hole in a cap at the ...

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In the Netherlands, climate activists with Greenpeace celebrated Wednesday after a judge ordered the Dutch government to dramatically cut nitrogen emissions by 2030. Greenpeace successfully argued ...

This is the metadata section. Skip to content viewer section. We used pulsed and continuous additions of 15N together with whole-ecosystem metabolism measurements to elucidate the mechanisms of ...