2852442

Information

• Patent Grant
• 2852442

• References
• Source

• Patent Number

  2,852,442

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1958
  66 years ago

• CPC

  • C10G21/10 - Sulfur dioxide
  • C10G21/00 - Refining of hydrocarbon oils in the absence of hydrogen, by extraction with selective solvents
  • C10G61/04 - the refining step being an extraction

• US Classifications

  • 208 - Mineral oils: processes and products