2933445

Information

• Patent Grant
• 2933445

• References
• Source

• Patent Number

  2,933,445

• Date Filed

  Not available

• Date Issued

  Tuesday, April 19, 1960
  64 years ago

• CPC

  • C10G61/04 - the refining step being an extraction
  • C10G61/06 - the refining step being a sorption process
  • C10G61/08 - plural parallel stages only

• US Classifications

  • 208 - Mineral oils: processes and products