3840329

Information

• Patent Grant
• 3840329

• References
• Source

• Patent Number

  3,840,329

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1974
  50 years ago

• CPC

  • F22B21/26 - bent helically
  • F22B21/28 - bent spirally
  • F23C7/002 - the air being submitted to a rotary or spinning motion

• US Classifications

  • 431 - Combustion
  • 239 - Fluid sprinkling, spraying, and diffusing