3690819

Information

• Patent Grant
• 3690819

• References
• Source

• Patent Number

  3,690,819

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • C01D9/12 - with nitrates or magnesium, calcium, strontium, or barium

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 023 - Chemistry: physical processes