3843340

Information

• Patent Grant
• 3843340

• References
• Source

• Patent Number

  3,843,340

• Date Filed

  Not available

• Date Issued

  Tuesday, October 22, 1974
  50 years ago

• CPC

  • C03B19/1085 - by blowing, pressing, centrifuging, rolling or dripping
  • C03B5/0336 - Shaft furnaces
  • C03B5/12 - in shaft furnaces
  • C03B19/1055 - by extruding
  • C03B19/109 - Glass-melting furnaces specially adapted for making beads
  • C03B19/1095 - Thermal after-treatment of beads

• US Classifications

  • 065 - Glass manufacturing