3904738

Information

• Patent Grant
• 3904738

• References
• Source

• Patent Number

  3,904,738

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1975
  49 years ago

• CPC

  • C01B33/42 - Micas; Interstratified clay-mica products
  • B01J29/78 - containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
  • C01B33/26 - Aluminium-containing silicates
  • C01B33/2869 - of other types characterised by an X-ray spectrum and a definite composition
  • C01B33/40 - Clays
  • C01B33/46 - Amorphous silicates
  • Y10S423/31 - Rho

• US Classifications

  • 423 - Chemistry of inorganic compounds