1981560

Information

• Patent Grant
• 1981560

• References
• Source

• Patent Number

  1,981,560

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1934
  90 years ago

• CPC

  • C03B27/065 - Stresses
  • B65D39/084 - Separated bung-rings made by one element
  • C03B27/004 - by bringing the hot glass product in contact with a solid cooling surface
  • C03B27/016 - by absorbing heat radiated from the glass product
  • C03B27/0413 - Stresses
  • C03B27/052 - for flat or bent glass sheets being in a vertical position
  • C03B27/06 - for glass products other than flat or bent glass plates

• US Classifications

  • 065 - Glass manufacturing
  • 126 - Stoves and furnaces
  • 165 - Heat exchange