1921138

Information

• Patent Grant
• 1921138

• References
• Source

• Patent Number

  1,921,138

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1933
  91 years ago

• CPC

  • C07C5/2506 - Catalytic processes
  • C07C5/2525 - with inorganic acids; with salts or anhydrides of acids
  • Y02P20/582 - of unreacted starting or intermediate materials

• US Classifications

  • 585 - Chemistry of hydrocarbon compounds