2989457

Information

• Patent Grant
• 2989457

• References
• Source

• Patent Number

  2,989,457

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1961
  63 years ago

• CPC

  • B01D59/42 - by electromigration by electrophoresis

• US Classifications

  • 204 - Chemistry: electrical and wave energy