1933445

Information

• Patent Grant
• 1933445

• References
• Source

• Patent Number

  1,933,445

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1933
  91 years ago

• CPC

  • C05F7/02 - from sulfite liquor or other waste lyes from the manufacture of cellulose
  • C05B17/00 - Other phosphatic fertilisers
  • Y10S423/03 - Papermaking liquor

• US Classifications

  • 071 - Chemistry: fertilizers
  • 423 - Chemistry of inorganic compounds