1840101

Information

• Patent Grant
• 1840101

• References
• Source

• Patent Number

  1,840,101

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1932
  93 years ago

• CPC

  • D21F1/0009 - Regulating the freeness of the pulp

• US Classifications

  • 366 - Agitating
  • 073 - Measuring and testing
  • 210 - Liquid purification or separation
  • 241 - Solid material comminution or disintegration