3207691

Information

• Patent Grant
• 3207691

• References
• Source

• Patent Number

  3,207,691

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1965
  59 years ago

• CPC

  • B01D11/0449 - with stationary contacting elements
  • B01D11/043 - with stationary contacting elements, sieve plates or loose contacting elements
  • C10G17/06 - using acids derived from sulfur or acid sludge thereof
  • C10G21/00 - Refining of hydrocarbon oils in the absence of hydrogen, by extraction with selective solvents

• US Classifications

  • 208 - Mineral oils: processes and products
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing