3859427

Information

• Patent Grant
• 3859427

• References
• Source

• Patent Number

  3,859,427

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  50 years ago

• CPC

  • C04B35/113 - based on beta-aluminium oxide
  • C01F7/028 - Beta-aluminas
  • C01P2004/61 - Micrometer sized
  • C01P2004/62 - Submicrometer sized

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 501 - Compositions: ceramic