3873344

Information

• Patent Grant
• 3873344

• References
• Source

• Patent Number

  3,873,344

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1975
  49 years ago

• CPC

  • C04B41/89 - for obtaining at least two superposed coatings having diffferent compositions
  • C04B33/32 - Burning methods
  • C04B35/111 - Fine ceramics
  • C04B35/64 - Burning or sintering processes
  • C04B41/5033 - Chromium oxide
  • C04B41/85 - with inorganic materials
  • C04B41/87 - Ceramics
  • F02B2075/027 - four

• US Classifications

  • 427 - Coating processes
  • 065 - Glass manufacturing