1677551

Information

• Patent Grant
• 1677551

• References
• Source

• Patent Number

  1,677,551

• Date Filed

  Not available

• Date Issued

  Tuesday, July 17, 1928
  97 years ago

• CPC

  • B01D9/0009 - by direct heat exchange with added cooling fluid
  • C01D1/30 - by crystallisation

• US Classifications

  • 023 - Chemistry: physical processes