3639567

Information

• Patent Grant
• 3639567

• References
• Source

• Patent Number

  3,639,567

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  53 years ago

• CPC

  • H01B13/221 - filling-up interstices
  • C08G18/222 - metal compounds not provided for in groups C08G18/225 - C08G18/26
  • H01B7/2855 - using foamed plastic
  • Y10S521/918 - Physical aftertreatment of a cellular product

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 521 - Synthetic resins or natural rubbers