1848662

Information

• Patent Grant
• 1848662

• References
• Source

• Patent Number

  1,848,662

• Date Filed

  Not available

• Date Issued

  Tuesday, March 8, 1932
  92 years ago

• CPC

  • D21C3/26 - Multistage processes
  • Y10S162/05 - Alpha cellulose

• US Classifications

  • 162 - Paper making and fiber liberation
  • 536 - Organic compounds