2972609

Information

• Patent Grant
• 2972609

• References
• Source

• Patent Number

  2,972,609

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1961
  64 years ago

• CPC

  • H01G4/183 - Derivatives of cellulose
  • B01J47/04 - Mixed-bed processes
  • C08B11/20 - Post-etherification treatments of chemical or physical type
  • H01B3/185 - Substances or derivates of cellulose
  • H05B33/22 - characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers

• US Classifications

  • 536 - Organic compounds
  • 053 - Package making
  • 210 - Liquid purification or separation