1369788

Information

• Patent Grant
• 1369788

• References
• Source

• Patent Number

  1,369,788

• Date Filed

  Not available

• Date Issued

  Tuesday, March 1, 1921
  103 years ago

• CPC

  • B01J19/12 - employing electromagnetic waves
  • C10G9/02 - in retorts

• US Classifications

  • 208 - Mineral oils: processes and products
  • 048 - Gas: heating and illuminating
  • 196 - Mineral oils: apparatus