3903236

Information

• Patent Grant
• 3903236

• References
• Source

• Patent Number

  3,903,236

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1975
  49 years ago

• CPC

  • C22B3/0037 - using quinoline
  • C22B1/08 - Chloridising roasting
  • C22B3/001 - using amines
  • C22B3/0016 - using quaternary ammonium
  • C22B3/0017 - using oximes
  • C22B3/0027 - using naphthenic acids
  • C22B3/0068 - Phosphoric ((O)P(OH)3) type
  • C22B3/0077 - Cyclic compounds
  • C22B23/04 - by wet processes
  • Y02P10/216 - of Fe
  • Y02P10/234 - by hydro metallurgy
  • Y10S423/04 - Manganese marine modules

• US Classifications

  • 423 - Chemistry of inorganic compounds