2978340

Information

• Patent Grant
• 2978340

• References
• Source

• Patent Number

  2,978,340

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1961
  63 years ago

• CPC

  • C04B18/027 - Lightweight materials
  • C03B19/107 - Forming hollow beads
  • C03B19/1075 - by blowing, pressing, centrifuging, rolling or dripping
  • C03C11/002 - Hollow glass particles
  • C04B20/066 - in shaft or vertical furnaces
  • C08J9/32 - from compositions containing microballoons
  • Y10S106/01 - Fly ash
  • Y10S106/02 - Perlite
  • Y10S264/06 - Molding microballoons and binder
  • Y10T428/2996 - Glass particles or spheres

• US Classifications

  • 065 - Glass manufacturing
  • 023 - Chemistry: physical processes
  • 106 - Compositions: coating or plastic
  • 174 - Electricity: conductors and insulators
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 376 - Induced nuclear reactions: processes, systems, and elements
  • 432 - Heating
  • 501 - Compositions: ceramic
  • 521 - Synthetic resins or natural rubbers
  • 523 - Synthetic resins or natural rubbers