2921774

Information

• Patent Grant
• 2921774

• References
• Source

• Patent Number

  2,921,774

• Date Filed

  Not available

• Date Issued

  Tuesday, January 19, 1960
  65 years ago

• CPC

  • F28G5/00 - Cleaning by distortion
  • C10G9/20 - Tube furnaces
  • F22B1/08 - the heat carrier being steam

• US Classifications

  • 165 - Heat exchange