3677334

Information

• Patent Grant
• 3677334

• References
• Source

• Patent Number

  3,677,334

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1972
  52 years ago

• CPC

  • F28F27/00 - Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
  • F01P11/029 - Expansion reservoirs
  • F01P2025/08 - Temperature
  • Y10S165/005 - Fluid level or amount
  • Y10T137/8175 - Plural

• US Classifications

  • 165 - Heat exchange
  • 062 - Refrigeration
  • 137 - Fluid handling
  • 138 - Pipes and tubular conduits
  • 340 - Communications: electrical