| Patents for B31C 3 - Forming paper tubes or pipes by feeding obliquely to the winding mandrel centre line (572) |
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| 10/07/2014 | US8852493 Method of forming a mouth roll to a cup of plastic coated board and a cup made by the method |
| 09/18/2014 | WO2014144452A1 Dunnage conversion machine, helically-crumpled dunnage product, and method |
| 08/28/2014 | WO2014130440A1 Fibrous cores |
| 08/28/2014 | WO2014130422A1 Fibrous cores |
| 08/28/2014 | WO2014130421A1 Fibrous cores |
| 07/30/2014 | CN203739327U 纸膜加工机 Paper film processing machine |
| 07/22/2014 | US8784592 Method for manufacturing a core composite provided with cover layers on both sides |
| 06/17/2014 | CA2664974C Methods for manufacturing a paint roller and component parts thereof |
| 05/15/2014 | DE102012109279A1 Method for producing spiral-shaped tube used for packaging or winding of e.g. paper, involves applying adhesive materials on web materials using applicator head |
| 05/01/2014 | WO2014065591A1 Method for manufacturing paper core having resin layer on surface thereof and multi-layer paper core manufactured thereby |
| 03/19/2014 | CN203485498U Paper tube flanging mould |
| 02/25/2014 | US8656961 Composite flexible pipe and method of manufacture |
| 01/23/2014 | WO2014013126A1 A method and an apparatus to rotate and move tube in its production process |
| 01/23/2014 | US20140024511 Machine and method for producing cardboard tubes |
| 01/16/2014 | US20140018221 Machine and method for producing cardboard tubes |
| 01/09/2014 | DE102013106963A1 Method for manufacturing outer wall of container mantle from cardboard box for packaging box in automatic folding box machine, involves molding container mantle from outer side by closing molding tools at molded container mantle |
| 12/12/2013 | US20130331249 Machine For The Production Of Tubes And Related Method |
| 12/05/2013 | DE102012104661A1 Method for manufacturing formwork pipe for pillar formworks for concrete building using spiral winding machine, involves introducing ripcord between layer of sheet material in mandrel and adjacent layer of sheet material during winding |
| 12/04/2013 | EP2668031A1 Machine for the production of tubes and related method |
| 11/20/2013 | CN103402751A Machine for the production of tubes and related method |
| 10/30/2013 | CN103373001A Full-automatic auger-type heteromorphism paper tube manufacturing equipment |
| 10/23/2013 | EP2653299A1 A single ply core manufacturing method, a ply and a single ply core |
| 10/22/2013 | US8562500 Machine and method for producing cardboard tubes |
| 10/02/2013 | CN203221673U Backing paper mounting device of paper cup machine |
| 09/26/2013 | US20130252794 Winding machine and winding method |
| 09/10/2013 | CA2663449C Machine for the production of tubes by winding strips of weblike material |
| 09/04/2013 | CN203172114U Seamless paper tube for kraft paper |
| 08/21/2013 | EP2627501A1 Improved-setting aqueous adhesive for cardboard substrates |
| 08/15/2013 | US20130210596 Method for producing hollow fiber membrane sheet-like object, method for producing hollow fiber membrane module, and device for producing hollow fiber membrane sheet-like object |
| 07/24/2013 | CN103213319A Paper rolling equipment and paper rolling method |
| 07/03/2013 | CN103189198A Method of forming side paper of a foldable paper cup, and foldable paper cup |
| 03/20/2013 | CN102379602B Obliquely overlapped paper cup and manufacturing method thereof |
| 03/13/2013 | CN202781950U Spiral type irregular paper pipe manufacturing device |
| 03/06/2013 | CN102950815A Novel paper rolling pipe machine |
| 02/13/2013 | CN102922779A 纸管成型装置 Paper tube forming device |
| 02/06/2013 | CN102909893A Surface paper edge grinding machine for seamless paper tubes |
| 01/30/2013 | CN202702692U Insulating paper tube machine |
| 01/30/2013 | CN102896809A Double-color paper tape winding machine for paper tube |
| 12/26/2012 | CN202623376U 无缝纸管 Seamless paper tube |
| 12/26/2012 | CN202623375U Full-automatic manufacturing equipment for spiral deformed paper tube |
| 12/12/2012 | CN102815019A Spiral manufacture device for irregular paper tubes |
| 10/31/2012 | CN101808817B Core winder with a cutting tool associated with a pressure member |
| 09/26/2012 | CN1842413B Machine and method for producing cardboard tubes |
| 08/02/2012 | WO2012101665A1 Machine for the production of tubes and related method |
| 07/18/2012 | EP2475820A1 Coated paperboard core for elastomeric fiber production |
| 07/18/2012 | CN102597370A Coated paperboard core for elastomeric fiber production |
| 07/11/2012 | CN102555300A Insulating paper tube machine |
| 07/05/2012 | WO2012044044A3 Method of forming side paper of a foldable paper cup, and foldable paper cup |
| 06/20/2012 | CN102510802A Fibrous sheet disintegrating in water, process for manufacturing said fibrous sheet, use of said fibrous sheet for the manufacture of a core |
| 06/19/2012 | US8202001 Self-opening bag pack and method thereof |
| 06/13/2012 | EP2461968A2 Fibrous sheet that disintegrates in water, process for manufacturing said fibrous sheet, core consisting of strips of said fibrous sheet |
| 06/13/2012 | EP2461967A2 Fibrous sheet that disintegrates in water, process for manufacturing said fibrous sheet, core consisting of strips of said fibrous sheet |
| 04/19/2012 | WO2012049413A1 Improved-setting aqueous adhesive for cardboard substrates |
| 04/12/2012 | US20120085486 Methods for manufacturing a paint roller and component parts thereof with strips of compounded material |
| 04/05/2012 | WO2012044044A2 Method of forming side paper of a foldable paper cup, and foldable paper cup |
| 03/29/2012 | WO2011015948A8 Fibrous sheet that disintegrates in water, process for manufacturing said fibrous sheet, core consisting of strips of said fibrous sheet |
| 03/21/2012 | CN102379602A Obliquely overlapped paper cup and manufacturing method thereof |
| 02/09/2012 | DE102007030933B4 Verfahren zum Herstellen eines Schalungsrohres aus Flachmaterial durch Spiralwickeln auf einer Spiralwickelmaschine sowie Schalungsrohr A method of producing a formwork tube of sheet material by spiral winding on a coil winding machine and formwork tube |
| 01/04/2012 | CN101801658B Core winder with forming unit with a toothed belt |
| 11/30/2011 | EP2185350B1 Core winder with forming unit with a toothed belt |
| 11/01/2011 | US8047704 Dispenser with dynamic mixer for two-part compositions |
| 10/26/2011 | EP2379320A1 Method for making a sheet of degradable paper, use of said sheet for making a mandrel defining a roll carrier, degradable paper sheet, and mandrel including at least one of said sheets |
| 10/26/2011 | EP2379319A2 Water-degradable paper sheet, and mandrel for a paper roll consisting of such a sheet |
| 09/29/2011 | WO2011118023A1 Manufacturing machine for composite paper tube |
| 09/21/2011 | EP2366538A1 Apparatus for producing paper tube having polygonal cross section |
| 09/07/2011 | CN101687380B Core winder with magnetic support for the winding spindle |
| 08/10/2011 | CN201922577U 全自动花炮卷筒机工作装置 Automatic fireworks drum machine working device |
| 06/21/2011 | CA2601410C Spirally wound tube with voids and method for manufacturing the same |
| 06/15/2011 | CN201863422U Paper tube forming core rod |
| 06/15/2011 | CN101797820B Spiral square paper tube manufacturing equipment |
| 06/08/2011 | EP1718455B1 Machine and method for producing cardboard tubes |
| 05/19/2011 | WO2011015948A3 Fibrous sheet that disintegrates in water, process for manufacturing said fibrous sheet, core consisting of strips of said fibrous sheet |
| 05/05/2011 | WO2011015951A3 Fibrous sheet that disintegrates in water, process for manufacturing said fibrous sheet, core consisting of strips of said fibrous sheet |
| 05/04/2011 | CN201816249U Paper watering device for paper tube winding machine |
| 04/27/2011 | CN102029731A Method and equipment for manufacturing cylindrical fiber paper template and product thereof |
| 03/17/2011 | WO2011031698A1 Coated paperboard core for elastomeric fiber production |
| 03/02/2011 | EP2203303B1 Core winder with a cutting tool associated with a pressure member |
| 02/22/2011 | CA2525544C Machine for producing tubular products with a cutter carried by a rotating arm and relative production method |
| 02/10/2011 | WO2011015951A2 Fibrous sheet that disintegrates in water, process for manufacturing said fibrous sheet, core consisting of strips of said fibrous sheet |
| 02/10/2011 | WO2011015948A2 Fibrous sheet disintegrating in water, process for manufacturing said fibrous sheet, use of said fibrous sheet for the manufacture of a core |
| 02/10/2011 | CA2758983A1 Fibrous sheet that disintegrates in water, process for manufacturing said fibrous sheet, core consisting of strips of said fibrous sheet |
| 02/10/2011 | CA2758981A1 Fibrous sheet disintegrating in water, process for manufacturing said fibrous sheet, use of said fibrous sheet for the manufacture of a core |
| 02/02/2011 | CN101407120B Multi-row cup bottom material transporting apparatus |
| 01/05/2011 | EP2170595B1 System for cylindrical container sleeve formation |
| 11/11/2010 | US20100282401 Methods for manufacturing a paint roller and component parts thereof |
| 09/08/2010 | CN101824778A Processing method for surface nano functionalization of cellulose reel |
| 09/02/2010 | WO2010069988A3 Water-degradable paper sheet, and mandrel for a paper roll consisting of such a sheet |
| 08/18/2010 | CN101808817A Core winder with a cutting tool associated with a pressure member |
| 08/12/2010 | US20100204031 Core winder with forming unit with a toothed belt |
| 08/11/2010 | CN101801658A Core winder with forming unit with a toothed belt |
| 08/11/2010 | CN101797820A Spiral square paper tube manufacturing equipment |
| 08/10/2010 | CA2609426C Rotary die board |
| 08/05/2010 | US20100197475 Core winder with a cutting tool associated with a pressure member |
| 07/20/2010 | CA2562118C Identification device for multilayer tubular structures |
| 07/08/2010 | US20100173764 Folding mandrel, device and method for manufacturing glued sleeves |
| 07/08/2010 | CA2664974A1 Methods for manufacturing a paint roller and component parts thereof |
| 07/07/2010 | EP2203303A1 Core winder with a cutting tool associated with a pressure member |
| 07/01/2010 | DE102008064505A1 Faltdorn, Vorrichtung und Verfahren zum Herstellen von geklebten Hülsen Folding mandrel, device and method of manufacturing of glued sleeves |
| 06/24/2010 | WO2010070009A1 Method for making a sheet of degradable paper, use of said sheet for making a mandrel defining a roll carrier, degradable paper sheet, and mandrel including at least one of said sheets |
| 06/24/2010 | WO2010069988A2 Water-degradable paper sheet, and mandrel for a paper roll consisting of such a sheet |