3721429

Information

• Patent Grant
• 3721429

• References
• Source

• Patent Number

  3,721,429

• Date Filed

  Not available

• Date Issued

  Tuesday, March 20, 1973
  52 years ago

• CPC

  • B01J4/001 - Feed or outlet devices as such
  • C23C10/00 - Solid state diffusion of only metal elements or silicon into metallic material surfaces
  • Y10T137/4658 - With auxiliary means for varying liquid level

• US Classifications

  • 261 - Gas and liquid contact apparatus
  • 055 - Gas separation
  • 137 - Fluid handling