3925499

Information

• Patent Grant
• 3925499

• References
• Source

• Patent Number

  3,925,499

• Date Filed

  Not available

• Date Issued

  Tuesday, December 9, 1975
  49 years ago

• CPC

  • C07D213/06 - containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
  • B01J23/14 - of germanium, tin or lead
  • B01J27/1813 - with germanium, tin or lead
  • B01J37/28 - Phosphorising
  • C07C5/48 - with oxygen as an acceptor
  • Y02P20/584 - of catalysts
  • Y10S585/906 - Catalyst preservation or manufacture

• US Classifications

  • 585 - Chemistry of hydrocarbon compounds
  • 546 - Organic compounds