3397790

Information

• Patent Grant
• 3397790

• References
• Source

• Patent Number

  3,397,790

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1968
  56 years ago

• CPC

  • B01D53/22 - by diffusion
  • A23L2/085 - by osmosis, reverse osmosis, electrodialysis
  • A23L2/74 - using membranes
  • B01D29/0093 - Making filtering elements
  • B01D63/10 - Spiral-wound membrane modules
  • B01D65/003 - Membrane bonding or sealing
  • B01D2313/12 - Specific discharge elements

• US Classifications

  • 210 - Liquid purification or separation
  • 096 - Gas separation: apparatus