3927697

Information

• Patent Grant
• 3927697

• References
• Source

• Patent Number

  3,927,697

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1975
  49 years ago

• CPC

  • C03C17/3417 - all coatings being oxide coatings
  • C03B23/20 - Uniting glass pieces by fusing without substantial reshaping
  • C03B23/207 - Uniting glass rods, glass tubes, or hollow glassware
  • C03B32/02 - Thermal crystallisation
  • C03C10/0009 - containing silica as main constituent
  • C03C17/02 - with glass
  • C03C17/23 - Oxides
  • C03C17/3411 - with at least two coatings of inorganic materials
  • H01L21/00 - Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
  • C03C2217/213 - SiO2
  • C03C2217/24 - Doped oxides
  • C03C2218/17 - from a solid phase
  • Y10S65/08 - Quartz
  • Y10S65/09 - Tube
  • Y10T428/1317 - Multilayer [continuous layer]
  • Y10T428/24802 - Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
  • Y10T428/252 - Glass or ceramic [i.e., fired or glazed clay, cement, etc.] [porcelain, quartz, etc.]

• US Classifications

  • 138 - Pipes and tubular conduits
  • 065 - Glass manufacturing
  • 428 - Stock material or miscellaneous articles