3648472

Information

• Patent Grant
• 3648472

• References
• Source

• Patent Number

  3,648,472

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1972
  53 years ago

• CPC

  • F17C13/12 - Arrangements or mounting of devices for preventing or minimising the effect of explosion; Other safety measures
  • F17C2221/012 - Hydrogen
  • F17C2221/014 - Nitrogen
  • F17C2221/017 - Helium
  • F17C2221/031 - Air
  • F17C2223/0161 - cryogenic
  • F17C2223/033 - Small pressure
  • F17C2227/047 - by repeating a process cycle
  • F17C2260/032 - Avoiding freezing or defrosting
  • F17C2265/036 - with heating
  • Y02E60/321 - Storage of liquefied, solidified, or compressed hydrogen in containers

• US Classifications

  • 062 - Refrigeration