3878024

Information

• Patent Grant
• 3878024

• References
• Source

• Patent Number

  3,878,024

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1975
  49 years ago

• CPC

  • B29D23/001 - Pipes; Pipe joints
  • B31C1/00 - Forming tubes or pipes of paper or cardboard by feeding at right angles to the winding mandrel centre line
  • B31C7/00 - Forming conical articles of paper or cardboard by winding
  • F16L11/08 - with reinforcements embedded in the wall
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • B29K2105/06 - containing reinforcements, fillers or inserts

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture