3774579

Information

• Patent Grant
• 3774579

• References
• Source

• Patent Number

  3,774,579

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1973
  51 years ago

• CPC

  • F22B29/12 - operating with superimposed recirculation during starting and low-load periods
  • F22D11/02 - Arrangements of feed-water pumps

• US Classifications

  • 122 - Liquid heaters and vaporizers