2249847

Information

• Patent Grant
• 2249847

• References
• Source

• Patent Number

  2,249,847

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1941
  83 years ago

• CPC

  • C07C53/12 - Acetic anhydride
  • B01J19/0013 - Controlling the temperature of the process
  • C07C45/002 - by dehydrogenation
  • C07C45/82 - by distillation
  • C07C45/88 - from ketones
  • B01J2219/00083 - Coils
  • B01J2219/00108 - involving reactant vapours
  • B01J2219/00162 - controlling the pressure

• US Classifications

  • 562 - Organic compounds
  • 568 - Organic compounds