2150436

Information

• Patent Grant
• 2150436

• References
• Source

• Patent Number

  2,150,436

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1939
  85 years ago

• CPC

  • B27K3/20 - Compounds of alkali metals or ammonium
  • A01N61/02 - Mineral oils Tar oils Tar Distillates, extracts or conversion products thereof
  • B27K3/34 - Organic impregnating agents
  • B27K3/46 - Coal tar
  • B27K3/52 - Impregnating agents containing mixtures of inorganic and organic compounds
  • B27K5/001 - Heating

• US Classifications

  • 106 - Compositions: coating or plastic
  • 424 - Drug, bio-affecting and body treating compositions