• Inventors:
  • Assignees:
  • Publication Date: December 31, 1969
  • Publication Number:

Patent Citations (0)

    Publication numberPublication dateAssigneeTitle

NO-Patent Citations (0)


Cited By (16)

    Publication numberPublication dateAssigneeTitle
    US-2006128245-A1June 15, 2006Mathias Muth, Sodemann RalfDevice and method of liquid-permeable perforation of a nonwoven
    US-2924223-AFebruary 09, 1960Method and apparatus for producing perforated cigarettes
    US-3075247-AJanuary 29, 1963Chemo Vive Processes IncMethod for processing blankets
    US-3147658-ASeptember 08, 1964Harry S BoydApparatus for perforating sheets
    US-3195288-AJuly 20, 1965Mayer & Co Inc OPackaging apparatus
    US-3284857-ANovember 15, 1966Johnson & JohnsonApparatus for producing apertured non-woven fabrics
    US-3425307-AFebruary 04, 1969Molin Machine Co LtdApparatus for cutting continuous webs of paper or like material
    US-3518921-AJuly 07, 1970Celfil CoMethod and apparatus for producing a tobacco filter rod or cord from a web of fibrous material
    US-3566735-AMarch 02, 1971Phillips Petroleum CoFibrillation
    US-4167131-ASeptember 11, 1979Union Camp CorporationSkip perforator
    US-4589316-AMay 20, 1986Clean-Tex A/SMachine to produce mat with valves therein
    US-4653363-AMarch 31, 1987Clean-Tex A/SValve perforation arrangement
    US-4653366-AMarch 31, 1987Milliken Research CorporationMachine to produce mat with valves therein
    US-5151077-ASeptember 29, 1992Ark, Inc.Method and apparatus for perforating material
    US-5685213-ANovember 11, 1997Heidelberger Druckmaschinen AgDevice for in-line perforation of continuous webs of material
    US-7386924-B2June 17, 2008Fiberweb Corovin GmbhPerforation device