3751554

Information

• Patent Grant
• 3751554

• References
• Source

• Patent Number

  3,751,554

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1973
  51 years ago

• CPC

  • C22B47/0027 - Preliminary treatment
  • C22B47/0072 - with an ammoniacal liquor or with a hydroxide of an alkali or alkaline-earth metal
  • Y10S423/04 - Manganese marine modules

• US Classifications

  • 423 - Chemistry of inorganic compounds