3019774

Information

• Patent Grant
• 3019774

• References
• Source

• Patent Number

  3,019,774

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1962
  63 years ago

• CPC

  • F01K3/22 - Controlling
  • F01K9/04 - with dump valves to by-pass stages
  • F22B35/14 - during the starting-up periods
  • Y10S122/04 - Once through boilers

• US Classifications

  • 122 - Liquid heaters and vaporizers