1986775

Information

• Patent Grant
• 1986775

• References
• Source

• Patent Number

  1,986,775

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1935
  90 years ago

• CPC

  • C10G19/00 - Refining hydrocarbon oils in the absence of hydrogen, by alkaline treatment
  • Y10S585/932 - Carboxyl-containing

• US Classifications

  • 208 - Mineral oils: processes and products
  • 585 - Chemistry of hydrocarbon compounds