3416540

Information

• Patent Grant
• 3416540

• References
• Source

• Patent Number

  3,416,540

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1968
  56 years ago

• CPC

  • B03C3/155 - Filtration
  • A24D3/12 - of ion exchange materials

• US Classifications

  • 131 - Tobacco
  • 096 - Gas separation: apparatus
  • 429 - Chemistry: electrical current producing apparatus, product, and process