1958671

Information

• Patent Grant
• 1958671

• References
• Source

• Patent Number

  1,958,671

• Date Filed

  Not available

• Date Issued

  Tuesday, May 15, 1934
  90 years ago

• CPC

  • C10J1/26 - using raised temperatures or pressures
  • Y02P20/129 - Energy recovery

• US Classifications

  • 431 - Combustion
  • 048 - Gas: heating and illuminating