2797177

Information

• Patent Grant
• 2797177

• References
• Source

• Patent Number

  2,797,177

• Date Filed

  Not available

• Date Issued

  Tuesday, June 25, 1957
  67 years ago

• CPC

  • C21D9/58 - with heating by baths

• US Classifications

  • 148 - Metal treatment
  • 266 - Metallurgical apparatus
  • 432 - Heating