2227357

Information

• Patent Grant
• 2227357

• References
• Source

• Patent Number

  2,227,357

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1940
  84 years ago

• CPC

  • C03B37/06 - by blasting or blowing molten glass
  • C03B37/02 - by drawing or extruding
  • C03B37/085 - Feeding devices therefor
  • C03B37/091 - Indirect-resistance heating
  • C03B2205/02 - Upward drawing
  • C03B2205/04 - Non-vertical drawing

• US Classifications

  • 065 - Glass manufacturing
  • 219 - Electric heating
  • 373 - Industrial electric heating furnaces