| Patents for D21H 15 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution (1,361) |
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| 07/16/1991 | WO1991010774A1 Environmental pulp, method for its manufacture and use of pulp |
| 07/16/1991 | CA2072585A1 Environmental pulp, method for its manufacture and use of pulp |
| 06/05/1991 | EP0430770A1 Improvement of properties of paper sheets made of cellulosic fibres |
| 05/29/1991 | CA2030688A1 Improving of cellulosic fiber paper web properties |
| 05/28/1991 | US5019212 Method for producing gas-permeable parcelling film |
| 05/28/1991 | US5019211 Tissue webs containing curled temperature-sensitive bicomponent synthetic fibers |
| 04/23/1991 | US5009747 Water entanglement process and product |
| 03/19/1991 | US5000898 Process for making oriented, shaped articles of lyotropic polysaccharide/thermally-consolidatable polymer blends |
| 02/12/1991 | US4992324 Absorbent flexible board |
| 02/06/1991 | EP0411752A1 Method for hydroentangling non-woven fibrous sheets |
| 01/01/1991 | US4981636 Fibre reinforced plastics structures |
| 12/19/1990 | EP0402866A2 Organic microfibrilated material for filter |
| 12/19/1990 | EP0402513A1 Process for making highly compressed paper containing synthetic fibres, with a volumetric weight equal to or greater than 0,84 kg/dm3 |
| 12/19/1990 | CN1047900A Stencil paper with heat-sensitive resin display layer |
| 12/14/1990 | CA2018867A1 Organic microfibrilated material for filter |
| 12/11/1990 | US4976819 Wringing, dewatering, compacting |
| 11/27/1990 | US4973382 Mixture of fibers with different lengths and derniers |
| 10/17/1990 | EP0392557A2 Process for making oriented, shaped articles of lyotropic polysaccharide/thermally-consolidatable polymer blends |
| 10/13/1990 | CA2014095A1 Process for making oriented, shaped articles of lyotropic polysaccharide/thermally-consolidatable polymer blends |
| 08/28/1990 | US4952426 Coating paper with plastic |
| 06/20/1990 | EP0373974A2 Method of preparation of a highly absorbent nonwoven fabric |
| 06/06/1990 | CN1042746A Manufacturing method of elastic paper by use of radial deviation method and its equipment |
| 05/31/1990 | WO1990005808A1 Easily defibered web-shaped paper product |
| 05/15/1990 | US4925528 Polymeric surfactant; thickener; antifoam agent; papermaking |
| 04/03/1990 | US4913773 Sandwich with middle layer made from twisted, crimped, curled fibers; improved stiffness |
| 03/21/1990 | EP0359502A2 Flexible absorbent board |
| 02/20/1990 | US4902564 Highly absorbent nonwoven fabric |
| 01/31/1990 | EP0352888A2 Filtration fabric produced by wet laid process |
| 01/02/1990 | US4891262 Entangling fibers in a sheet made by papermaking machine using water stream |
| 12/05/1989 | US4885058 Inorganic fibers with organic fibers as binders |
| 11/29/1989 | CN1037555A Long thermobondable bicomponent synthetic fibre and process for preparation of absorbent meterial using said fibre |
| 11/16/1989 | WO1989010989A1 Bicomponent synthetic fibre and process for producing same |
| 11/15/1989 | EP0341977A2 Composites from wet formed blends of glass and thermoplastic fibers |
| 11/08/1989 | EP0340763A1 Bicomponent synthetic fibre and process for producing same |
| 11/02/1989 | WO1989010446A1 Pulp treatment methods |
| 10/24/1989 | US4876170 Light-sensitive material comprising light-sensitive layer containing microcapsules provided on specific paper support |
| 10/17/1989 | US4874465 Tissue products containing sliced fibers |
| 10/03/1989 | US4871643 Photopolymerization; transferring unpolymerized compound to image receiver |
| 09/20/1989 | EP0333300A2 Reinforced polymer articles |
| 09/20/1989 | EP0332618A1 Method of making soft paper. |
| 08/15/1989 | US4857147 Method of composite part fabrication |
| 08/09/1989 | EP0326771A2 Highly absorbent nonwoven fabric |
| 06/21/1989 | EP0321237A2 High strength wet-laid nonwoven fabric and process for producing same |
| 04/18/1989 | US4822452 Polyetherurethane block copolymer thickener |
| 04/04/1989 | CA1251978A1 Fibrous webs of enhanced bulk and method of manufacturing same |
| 10/26/1988 | CN88101863A Improvements in fibre reinforced plastics articles |
| 10/12/1988 | EP0286318A2 Maufacture of wet laid nonwoven webs |
| 09/21/1988 | EP0283195A1 Improvements in fibre reinforced plastics structures |
| 04/07/1988 | WO1988002416A1 Method of making soft paper |
| 03/29/1988 | US4734308 High strength paperboard panel |
| 12/18/1984 | US4488932 Hammer milling, dispersion in aqueous foam, papermaking |
| 02/22/1984 | EP0101319A2 Fibrous webs of enhanced bulk and method of manufacturing same |
| 10/01/1980 | EP0016358A1 Process and device for manufacturing textile wall coverings or wall coverings of material resembling textile |
| 10/01/1980 | EP0016356A1 Process and device for manufacturing textile wall coverings or wall coverings of material resembling textile |
| 04/08/1980 | US4196559 Swellable fabrics for ceiling structures |
| 06/05/1979 | US4157275 Polyvinyl alcohol fibers containing acicular colloidal clay |
| 09/19/1978 | CA1038674A1 manufacture of uniform tablecloths from particulate materials |
| 03/28/1978 | US4081318 Applying foamed aqueous binder to rotating cylindrical transfer surface above web |
| 09/20/1977 | US4049593 Inorganic substance composition and process for producing same |
| 03/15/1977 | US4012281 Wet laid laminate and method of manufacturing the same |
| 03/16/1976 | US3944639 Process for continuously producing composite porous flakes |