Catalyst guard
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United States of America Patent
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Jun 22, 2021
Grant Date -
Nov 8, 2018
app pub date -
Nov 8, 2017
filing date -
Nov 8, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A furnace system features a combination of a furnace, a main combustion furnace tube and a disposable guard tube. The main combustion furnace tube is configured to couple and extend from the furnace, made of a quartz tube material, and has a zone for a combustion catalyst or high temperature support configured or formed therein. The disposable guard tube is coupled to the main combustion furnace tube, has a top opening configured to receive and have direct exposure to a liquid sample being injected into the main combustion furnace tube, and also has a bottom opening to provide the liquid sample to the main combustion furnace tube for processing in the zone for the combustion catalyst or high temperature support.
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