2647822

Information

• Patent Grant
• 2647822

• References
• Source

• Patent Number

  2,647,822

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1953
  71 years ago

• CPC

  • C01B21/30 - Preparation by oxidation of nitrogen

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 095 - Gas separation: processes
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing