3149912

Information

• Patent Grant
• 3149912

• References
• Source

• Patent Number

  3,149,912

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1964
  60 years ago

• CPC

  • C01B21/1427 - by reduction of nitrogen oxides or nitrites with bisulfite or sulfur dioxide

• US Classifications

  • 423 - Chemistry of inorganic compounds