2406051

Information

• Patent Grant
• 2406051

• References
• Source

• Patent Number

  2,406,051

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1946
  78 years ago

• CPC

  • B31F1/225 - combined with uniting the corrugated web to flat webs; Making corrugated-web structures
  • B31C3/00 - Forming tubes or pipes of paper or cardboard by feeding obliquely to the winding mandrel centre line
  • B31F1/2895 - from corrugated webs having corrugations of particular shape
  • Y10T29/49879 - Spaced wall tube or receptacle

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 029 - Metal working
  • 055 - Gas separation