3892840

Information

• Patent Grant
• 3892840

• References
• Source

• Patent Number

  3,892,840

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1975
  49 years ago

• CPC

  • C01B21/0823 - Silicon oxynitrides
  • C04B35/573 - obtained by reaction sintering or recrystallisation
  • C04B35/591 - obtained by reaction sintering

• US Classifications

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