3691252

Information

• Patent Grant
• 3691252

• References
• Source

• Patent Number

  3,691,252

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • C01B17/925 - by processes involving a liquid-liquid extraction
  • C07C2/62 - with acids
  • C07C2527/054 - Sulfuric acid or other acids with the formula H2Sn03n+1

• US Classifications

  • 585 - Chemistry of hydrocarbon compounds
  • 423 - Chemistry of inorganic compounds