3627285

Information

• Patent Grant
• 3627285

• References
• Source

• Patent Number

  3,627,285

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1971
  53 years ago

• CPC

  • C04B20/066 - in shaft or vertical furnaces
  • F27B1/005 - wherein no smelting of the charge occurs

• US Classifications

  • 432 - Heating
  • 252 - Compositions
  • 264 - Plastic and nonmetallic article shaping or treating: processes