1502213

Information

• Patent Grant
• 1502213

• References
• Source

• Patent Number

  1,502,213

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1924
  100 years ago

• CPC

  • C01B17/43 - from oxides or hydroxides with sulfur or hydrogen sulfide
  • C01B17/22 - Alkali metal sulfides or polysulfides

• US Classifications

  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
  • 204 - Chemistry: electrical and wave energy