2041666

Information

• Patent Grant
• 2041666

• References
• Source

• Patent Number

  2,041,666

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1936
  88 years ago

• CPC

  • D21C11/0014 - Combination of various pulping processes with one or several recovery systems (cross-recovery)

• US Classifications

  • 162 - Paper making and fiber liberation