3573131

Information

• Patent Grant
• 3573131

• References
• Source

• Patent Number

  3,573,131

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1971
  53 years ago

• CPC

  • E04B1/8409 - sheet-shaped
  • D06N3/0093 - by applying resin powders; by sintering
  • D06N3/045 - with polyolefin or polystyrene (co-)polymers
  • D06N3/06 - with polyvinylchloride or its copolymerisation products
  • E04B1/90 - slab-shaped
  • E04C2/16 - of fibres, chips, vegetable stems, or the like
  • D06N2203/08 - Bituminous material
  • D06N2209/065 - Insulating
  • D06N2211/263 - Cars
  • E04B2001/8245 - Machines for manufacturing, shaping, piercing or filling sound insulating elements
  • E04B2001/8461 - layered
  • Y10T442/25 - Coating or impregnation absorbs sound

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 427 - Coating processes
  • 442 - Fabric