| Patents for D21F 11 - Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibreboard production, on paper-making machines (5,843) |
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| 11/20/1997 | WO1997043483A1 Method for making high bulk wet-pressed tissue |
| 11/20/1997 | CA2252695A1 Method and apparatus for making soft tissue |
| 11/12/1997 | EP0806521A2 Method of making an ultra soft, high basis weight tissue |
| 11/12/1997 | EP0806520A1 Method of making an ultra soft, high basis weight tissue and product produced thereby |
| 11/12/1997 | EP0805896A1 High density tissue and process of making |
| 11/11/1997 | US5685954 Biaxially undulatory tissue and creping process using undulatory blade |
| 11/11/1997 | CA2155223C Papermaking fabric |
| 11/11/1997 | CA2155222C Process for making absorbent paper web |
| 11/09/1997 | CA2204453A1 Method of rendering wood pulp keratotic and a method of making an ultra soft, high basis weight tissue and product produced thereby |
| 11/06/1997 | WO1997041304A2 High absorbance/low reflectance felts with a pattern layer |
| 11/06/1997 | WO1997041301A1 Facial tissue with reduced moisture penetration |
| 10/22/1997 | EP0801698A1 Multi-region paper structures and apparatus and process for making the same |
| 10/22/1997 | EP0801697A1 Paper structure having at least three regions, and apparatus and process for making the same |
| 10/21/1997 | US5679222 Paper having improved pinhole characteristics and papermaking belt for making the same |
| 10/21/1997 | US5679218 Tissue paper containing chemically softened coarse cellulose fibers |
| 10/16/1997 | WO1997038159A1 Papermaking fabric for increasing bulk in the paper sheet |
| 10/16/1997 | WO1997037838A1 Spray bonded multi-ply tissue |
| 10/16/1997 | CA2251364A1 Spray bonded multi-ply tissue |
| 10/16/1997 | CA2219146A1 Papermakers fabric for increasing bulk in the paper sheet |
| 10/09/1997 | WO1997037081A1 A process for including a fine particulate filler into tissue paper using an anionic polyelectrolyte |
| 10/09/1997 | WO1997037080A1 A process for including a fine particulate filler into tissue paper using starch |
| 10/09/1997 | CA2250851A1 A process for including a fine particulate filler into tissue paper using starch |
| 10/09/1997 | CA2250842A1 A process for including a fine particulate filler into tissue paper using an anionic polyelectrolyte |
| 10/07/1997 | US5674663 Applying noncurable material to fill voids in dewatering felt; applying curable material; exposure to actinic radiation; patterning |
| 10/07/1997 | US5674590 Disposable paper suitable for heavy wipe and dry uses |
| 10/07/1997 | US5674339 Process for fibrous structure containing immobilized particulate matter |
| 10/02/1997 | WO1997036046A1 Absorbent cellulosic material and production thereof |
| 10/02/1997 | CA2240129A1 Absorbent cellulosic material and production thereof |
| 09/30/1997 | US5672249 Process for including a fine particulate filler into tissue paper using starch |
| 09/30/1997 | US5672248 Method of making soft tissue products |
| 09/18/1997 | WO1997034048A1 Forgery preventive sheet and method of manufacturing same |
| 09/18/1997 | WO1997034047A1 Tissue paper containing chemically softened coarse cellulose fibers |
| 09/18/1997 | CA2248344A1 Tissue paper containing chemically softened coarse cellulose fibers |
| 09/17/1997 | EP0795057A1 Soft and creped tissue paper |
| 09/17/1997 | EP0591435B1 Cellulosic fibrous structures having at least three regions distinguished by intensive properties, an apparatus for and a method of making such cellulosic fibrous structures |
| 09/16/1997 | US5667636 Paper towel, tissues, transferring wet web from forming fabric to transfer fabric traveling at slower speed |
| 09/12/1997 | WO1997033043A1 High-density absorbent structure |
| 09/04/1997 | WO1997032081A1 Papermaking fabric, process for producing high bulk products and the products produced thereby |
| 09/04/1997 | CA2218156A1 Papermaking fabric, process for producing high bulk products and the products produced thereby |
| 09/03/1997 | CN1158648A Wet-resilient webs |
| 08/13/1997 | EP0788570A1 Method for making smooth uncreped throughdried sheets |
| 08/13/1997 | EP0788569A1 Nonwoven material containing a mixture of pulp fibres and long hydrophilic plant fibres and a method of producing the nonwoven material |
| 08/13/1997 | EP0705364B1 Cellulose pulps having improved softness potential and method of making such pulps |
| 08/12/1997 | US5656134 Biaxially undulatory tissue and creping process using undulatory blade |
| 08/12/1997 | US5656132 Yankee drier; vacuum dewatering |
| 08/05/1997 | USH1672 Tissue products made from low-coarseness fibers |
| 08/05/1997 | US5654076 Cellulosic fibrous structures having discrete regions with radially oriented fibers therein |
| 07/29/1997 | US5651862 Wet-formed absorbent composite |
| 07/24/1997 | WO1997026407A1 Paper having improved pinhole characteristics and papermaking belt for making the same |
| 07/23/1997 | CN1155308A Web patterning apparatus comprising felt layer and photosensitive resin layer |
| 07/10/1997 | WO1997024490A1 Absorbent paper products |
| 07/10/1997 | WO1997024488A1 Improved system for making absorbent paper products |
| 07/10/1997 | WO1997024487A1 Improved system for making absorbent paper products |
| 07/10/1997 | CA2239810A1 Improved system for making absorbent paper products |
| 07/09/1997 | EP0782644A1 Wet-resilient webs |
| 07/03/1997 | DE19548747A1 Press section before Yankee cylinder for tissue paper machine |
| 07/02/1997 | CN1153544A Multiple layer papermaking belt providing improved fiber support for cellulosic fibrous structures, and cellulosic fibrous structures produced thereby |
| 07/01/1997 | US5643417 Method and apparatus for sheet formation |
| 07/01/1997 | US5643413 Multi-ply paper product and method of making the same |
| 06/24/1997 | CA2097847C Method and device for intensifying the operation of a yankee press in a soft-tissue paper machine |
| 06/18/1997 | CN1152056A Method for manufacturing reinforced paperboard for members of automobile aircleaner |
| 06/17/1997 | US5639349 Method and device for quality improvement in multilayer and multiply papers |
| 06/11/1997 | EP0777783A1 Soft layered tissues having high wet strength |
| 06/11/1997 | EP0777782A1 Nonwoven material comprising a certain proportion of recycled fibres originating from nonwoven and/or textile waste |
| 06/11/1997 | CN2255998Y Oil heating single surface corrugating machine |
| 06/11/1997 | CN1151773A Paper structure having at least three regions, and appts. and process for making the same |
| 06/11/1997 | CN1151772A Multi-region paper structures and appts. and process for making the same |
| 06/10/1997 | US5637194 High density, low density domed areas; softness, absorbancy |
| 06/04/1997 | EP0776396A1 Method of producing a nonwoven material and nonwoven material produced according to the method |
| 06/04/1997 | CN1151196A Inclined planar former for producing paper sheet under the felt for the production of multilayer or single-layer paper |
| 06/04/1997 | CN1035075C Apparatus for formation of layered paper |
| 06/03/1997 | US5635033 Paper machine for the manufacture of a multi-layer paper web |
| 05/27/1997 | US5632830 Adjustable ballast system for a double facer |
| 05/27/1997 | CA2111873C Cellulosic fibrous structures having at least three regions distinguished by intensive properties, an apparatus for and a method of making such cellulosic fibrous structures |
| 05/27/1997 | CA2084999C Papermaking belt and method of making the same using a deformable casting surface |
| 05/21/1997 | EP0774541A1 Inclined planar former for producing paper sheet under the felt for the production of multilayer or single-layer paper |
| 05/21/1997 | EP0774019A1 Method for finishing a dry-laid web and web finished thereby |
| 05/14/1997 | EP0773320A1 Security sheet having a roughly constant thickness |
| 05/14/1997 | EP0772716A1 Soft tissue paper from coarse cellulose fibers |
| 05/14/1997 | EP0772714A1 Method and arrangement for producing a foam-formed fibre or paper web |
| 05/13/1997 | US5629052 Method of applying a curable resin to a substrate for use in papermaking |
| 05/13/1997 | US5628876 Papermaking belt having semicontinuous pattern and paper made thereon |
| 05/09/1997 | WO1997016593A1 Tissue impulse dryer |
| 04/30/1997 | CN1148886A Capillary dewatering method and apparatus |
| 04/29/1997 | US5624790 Papermaking belt and method of making the same using differential light transmission techniques |
| 04/29/1997 | CA2159524C Papermaking belt and method of making the same using a textured casting surface |
| 04/23/1997 | CN1148117A Process for producing magnetic paper |
| 04/22/1997 | US5622786 Polymer-reinforced, eucalyptus fiber-containing paper |
| 04/22/1997 | US5622603 Influencing the jet velocity in the multilayer headbox |
| 04/17/1997 | DE19538149A1 Head box and process for making a multi-layer web of paper or board |
| 04/16/1997 | EP0768425A2 Prewettable high softness paper product having temporary wet strength |
| 04/16/1997 | EP0767850A1 Web patterning apparatus comprising a felt layer and a photosensitive resin layer |
| 04/08/1997 | US5618387 Adding surfactant to pulp aqueous slurry before a biodegradable, water-resistant agent; refining; adding alum as aggregating agent; forming hot-pressed paperboard |
| 04/08/1997 | CA2135212C A tissue making apparatus |
| 04/01/1997 | US5616207 Method for making uncreped throughdried towels and wipers |
| 03/27/1997 | WO1997011225A1 Method in a paper machine |
| 03/27/1997 | CA2229422A1 Method in a paper machine |
| 03/26/1997 | EP0598737B1 Method and apparatus for calendering paper with internally heated roll |
| 03/25/1997 | US5614293 Soft treated uncreped throughdried tissue |
| 03/25/1997 | US5614061 Apparatus for forming a cellulosic fibrous structures having at least three regions distinguished by intensive properties |