803027

Information

• Patent Grant
• 803027

• References
• Source

• Patent Number

  803,027

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1905
  119 years ago

• CPC

  • E21B7/146 - Thermal lances
  • Y10S122/06 - Damper-directed radiation

• US Classifications

  • 110 - Furnaces
  • 122 - Liquid heaters and vaporizers