1477664

Information

• Patent Grant
• 1477664

• References
• Source

• Patent Number

  1,477,664

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1923
  101 years ago

• CPC

  • H01J37/32055 - Arc discharge
  • C01B21/30 - Preparation by oxidation of nitrogen
  • C01C1/04 - Preparation of ammonia by synthesis in the gas phase
  • C01C3/025 - by using a plasma

• US Classifications

  • 204 - Chemistry: electrical and wave energy
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing