3690374

Information

• Patent Grant
• 3690374

• References
• Source

• Patent Number

  3,690,374

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • F22B1/1884 - Hot gas heating tube boilers with one or more heating tubes
  • F28D7/024 - the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
  • F28D2021/0075 - for syngas or cracked gas cooling systems
  • Y02E60/324 - Reversible uptake of hydrogen by an appropriate medium
  • Y10S165/408 - Tube sleeve

• US Classifications

  • 165 - Heat exchange
  • 122 - Liquid heaters and vaporizers