2512266

Information

• Patent Grant
• 2512266

• References
• Source

• Patent Number

  2,512,266

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1950
  74 years ago

• CPC

  • C01G3/10 - Sulfates
  • B01D9/0022 - by reducing pressure
  • C01B17/901 - Recovery from spent acids containing metallic ions
  • C01B25/301 - Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
  • C01D5/006 - Recovery of sodium sulfate from coagulation baths for the spinning of viscose
  • D01F13/02 - of cellulose, cellulose derivatives or proteins
  • Y02P70/627 - of cellulose, cellulose derivatives or proteins

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 023 - Chemistry: physical processes