发明授权
US4622464A Infrared gas analyzer 失效
红外气体分析仪

Infrared gas analyzer
摘要:
In the infrared gas analyzers described in the specification, infrared radiation is transmitted through a measuring cell to an infrared detector. The measuring cell has an external case and a tubular filter to remove particulate material from the gas being analyzed immediately before it is intercepted by the infrared radiation.
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