3922431

Information

• Patent Grant
• 3922431

• References
• Source

• Patent Number

  3,922,431

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1975
  49 years ago

• CPC

  • G01N30/93 - Application of the sorbent layer
  • Y10T428/254 - Polymeric or resinous material
  • Y10T428/31928 - Ester, halide or nitrile of addition polymer

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 073 - Measuring and testing
  • 210 - Liquid purification or separation
  • 524 - Synthetic resins or natural rubbers