2123490

Information

• Patent Grant
• 2123490

• References
• Source

• Patent Number

  2,123,490

• Date Filed

  Not available

• Date Issued

  Tuesday, July 12, 1938
  87 years ago

• CPC

  • C10G9/16 - Preventing or removing incrustation
  • F28G1/14 - Pull-through rods

• US Classifications

  • 196 - Mineral oils: apparatus
  • 015 - Brushing, scrubbing, and general cleaning
  • 159 - Concentrating evaporators