US2006280642A1PendingUtilityA1
Method of storing nitrogen trifluoride
Est. expiryJun 14, 2025(expired)· nominal 20-yr term from priority
C01B 21/0835C22C 38/22B01L 5/00B01L 5/02
40
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Abstract
The method of storing nitrogen trifluoride includes storing nitrogen trifluoride in a chromium-molybdenum steel vessel manufactured through a deep drawing ironing process. Nitrogen trifluoride stored in this way according to the method of this invention does not deteriorate even after two years or more have passed.
Claims
exact text as granted — not AI-modified1 . A method of storing nitrogen trifluoride, comprising the steps of:
storing nitrogen trifluoride in a chromium-molybdenum steel vessel manufactured using a deep drawing ironing process.
2 . The method as set forth in claim 2 , wherein the chromium-molybdenum steel vessel is comprised of chromium-molybdenum steel comprising 1.5˜2.0 wt % of chromium and 0.2˜0.5 wt % of molybdenum.Join the waitlist — get patent alerts
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