1834631

Information

• Patent Grant
• 1834631

• References
• Source

• Patent Number

  1,834,631

• Date Filed

  Not available

• Date Issued

  Tuesday, December 1, 1931
  93 years ago

• CPC

  • C03B3/02 - combined with preheating, premelting or pretreating the glass-making ingredients, pellets or cullet
  • C03B3/005 - using screw feeders

• US Classifications

  • 432 - Heating
  • 065 - Glass manufacturing
  • 414 - Material or article handling