2331031

Information

• Patent Grant
• 2331031

• References
• Source

• Patent Number

  2,331,031

• Date Filed

  Not available

• Date Issued

  Tuesday, October 5, 1943
  81 years ago

• CPC

  • C02F3/2886 - Two story combinations of the Imhoff tank type

• US Classifications

  • 210 - Liquid purification or separation