3640984

Information

• Patent Grant
• 3640984

• References
• Source

• Patent Number

  3,640,984

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1972
  53 years ago

• CPC

  • C08J3/12 - Powdering or granulating
  • B02C19/005 - the materials to be pulverised being disintegrated by collision of, or friction between, the material particles
  • B02C19/063 - of the toroidal type
  • B02C23/00 - Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
  • B29B13/10 - by grinding
  • B29C43/006 - Pressing and sintering powders, granules or fibres
  • C08J2327/18 - Homopolymers or copolymers of tetrafluoroethylene
  • Y10T428/2982 - Particulate matter [e.g., sphere, flake, etc.]

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 241 - Solid material comminution or disintegration
  • 526 - Synthetic resins or natural rubbers