3804928

Information

• Patent Grant
• 3804928

• References
• Source

• Patent Number

  3,804,928

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1974
  52 years ago

• CPC

  • C04B35/5158 - based on actinide compounds
  • C04B35/58 - based on borides, nitrides
  • C04B35/653 - Processes involving a melting step
  • C30B13/00 - Single-crystal growth by zone-melting Refining by zone-melting
  • C30B29/38 - Nitrides
  • C04B2235/656 - characterised by specific heating conditions during heat treatment

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 252 - Compositions
  • 423 - Chemistry of inorganic compounds