3872919

Information

• Patent Grant
• 3872919

• References
• Source

• Patent Number

  3,872,919

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1975
  49 years ago

• CPC

  • D21G1/0253 - Heating or cooling the rolls; Regulating the temperature
  • B29C33/026 - in rolls, calenders or drums
  • B29C33/044 - in rolls calenders or drums
  • B29C43/245 - Adjusting calender parameters
  • B29C43/58 - Measuring, controlling or regulating
  • D21G1/0206 - Controlled deflection rolls
  • D21G1/0266 - using a heat-transfer fluid
  • D21G1/028 - using electrical means

• US Classifications

  • 165 - Heat exchange