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2580649
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Information
Patent Grant
2580649
References
Source
Patent Number
2,580,649
Date Filed
Not available
Date Issued
Tuesday, January 1, 1952
73 years ago
CPC
F17C9/02 - with change of state
F17C2201/0119 - with flat end-piece
F17C2201/0142 - conical
F17C2203/0631 - Three or more walls
F17C2205/0314 - breakable
F17C2205/0332 - Safety valves or pressure relief valves
F17C2205/0335 - Check-valves or non-return valves
F17C2205/0385 - in blocks or units
F17C2205/0394 - in direct contact with the pressure vessel
F17C2221/011 - Oxygen
F17C2221/014 - Nitrogen
F17C2221/031 - Air
F17C2223/0161 - cryogenic
F17C2223/033 - Small pressure
F17C2223/047 - with a dip tube
F17C2227/0107 - by pressurising the ullage
F17C2227/0142 - with specified pump type
F17C2227/04 - Methods for emptying or filling
Y10T137/313 - Gas carried by or evolved from liquid
Y10T137/6525 - Air heated or cooled [fan, fins, or channels]
US Classifications
062 - Refrigeration
137 - Fluid handling
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