3515633

Information

• Patent Grant
• 3515633

• References
• Source

• Patent Number

  3,515,633

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1970
  55 years ago

• CPC

  • D21H5/245 - obtained by compressing the (moist) paper in directions lying in, and optionally perpendicular to, the paper plane
  • D21H25/005 - Mechanical treatment

• US Classifications

  • 162 - Paper making and fiber liberation
  • 026 - Textiles: cloth finishing