440964

Information

• Patent Grant
• 440964

• References
• Source

• Patent Number

  440,964

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1890
  134 years ago

• CPC

  • F24C3/14 - with special adaptation for travelling
  • F23J1/00 - Removing ash, clinker, or slag from combustion chamber
  • F23J11/00 - Devices for conducting smoke or fumes
  • F23J2211/101 - with coaxial duct arrangement
  • F23J2213/203 - between stack/duct and combustion apparatus

• US Classifications

  • 237 - Heating systems
  • 126 - Stoves and furnaces
  • 454 - Ventilation