3752680

Information

• Patent Grant
• 3752680

• References
• Source

• Patent Number

  3,752,680

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1973
  51 years ago

• CPC

  • C04B35/634 - Polymers
  • B22C1/165 - in the manufacture of multilayered shell moulds
  • B22C9/04 - Use of lost patterns
  • C04B20/1066 - Oxides, Hydroxides
  • C04B28/00 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder
  • C04B28/24 - containing alkyl, ammonium or metal silicates containing silica sols
  • C04B35/624 - Sol-gel processing
  • C04B35/66 - Monolithic refractories or refractory mortars, including those whether or not containing clay
  • C04B2103/402 - anionic
  • C04B2111/00612 - as one or more layers of a layered structure
  • C04B2111/00939 - for the fabrication of moulds or cores
  • C04B2235/3217 - Aluminum oxide or oxide forming salts thereof
  • C04B2235/3418 - Silicon oxide, silicic acids, or oxide forming salts thereof

• US Classifications

  • 106 - Compositions: coating or plastic
  • 427 - Coating processes