| Patents for D21H 11 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only (5,468) |
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| 06/07/1983 | CA1147619A1 Method of producing medium-grade coated paper containing high yield pulps for rotogravure printing |
| 05/17/1983 | US4383890 Ceramic sheet and method for producing the same |
| 05/11/1983 | WO1983001598A1 A method for preparing fibrous hydrophilic fluff and the fluff prepared by the method |
| 04/26/1983 | CA1145211A1 Method of producing medium-grade coated paper containing high yield pulps for web offset printing |
| 04/12/1983 | US4379808 Sheet type forming board and formed board products |
| 02/23/1983 | EP0072548A1 Process for preparing multilayer fibrous structures |
| 02/22/1983 | US4374702 Microfibrillated cellulose |
| 02/22/1983 | CA1141758A1 Microfibrillated cellulose |
| 02/08/1983 | US4372814 Paper having mineral filler for use in the production of gypsum wallboard |
| 01/25/1983 | US4370443 Quaternary ammonium polytriazines, mordants, fixing agents, cationic surfactants |
| 12/28/1982 | US4366068 Filter and method of making same |
| 11/30/1982 | CA1136359A1 Overlay sheet and wood laminate |
| 11/25/1982 | WO1982004014A1 Paper having mineral filler for use in the production of gypsum wallboard |
| 08/31/1982 | US4347352 Reacting cyanuric chloride with a tertiary amine; for use as mordants, softeners, surfactants |
| 08/31/1982 | US4347101 Process for producing newsprint |
| 08/31/1982 | US4347100 Strength of paper from mechanical or thermomechanical pulp |
| 06/29/1982 | CA1126452A1 Carbon fiber/flame-resistant organic fiber sheet as a friction material |
| 05/11/1982 | US4329394 Surface-coated, unsize-pressed cellulosic sheet and method for making same |
| 02/02/1982 | US4314001 Novel polymeric compounds, processes and methods of use |
| 01/05/1982 | US4309247 Cellulose fiber matrix containing fine particles of filter aid; for filtration of submicron particles from liquids |
| 12/29/1981 | US4308092 Creping paper using cationic water soluble addition |
| 12/23/1981 | EP0042234A1 Lumen-loaded paper pulp, its production and use |
| 12/22/1981 | CA1114563A1 Method for the production of fibrous mats |
| 12/15/1981 | US4305782 Filter and method of making same |
| 12/15/1981 | CA1114112A1 Fibrous product containing cellulosic fibers, its method of preparation and its use, in particular in the field of covering panels, in lieu of asbestos |
| 11/03/1981 | US4298652 Coatings comprising natural ground calcium carbonate and a resin adhesive; accuracy |
| 10/20/1981 | CA1110964A1 Evaporative humidifier |
| 10/20/1981 | CA1110844A1 Combined breaker size press coater |
| 08/18/1981 | US4284471 Dewatering, shaping on wire |
| 06/30/1981 | CA1103968A1 Packing paper and method of making same |
| 06/16/1981 | CA1102969A1 Method of treating lignocellulosic or cellulosic pulp to promote the kinking of pulp fibres and/or to improve paper tear strength |
| 05/26/1981 | US4269657 Fibrous product containing cellulosic fibers, its method of preparation and its use, in particular in the field of covering panels, in lieu of asbestos |
| 05/20/1981 | EP0028776A1 Process for releasing laminates |
| 05/12/1981 | US4267240 Said sheet comprising paper sized with a metal salt and coated with an alginate mixture containing either a triglyceride or lecithin |
| 05/05/1981 | CA1100269A1 Creping paper using cationic water soluble polymer |
| 03/17/1981 | US4256801 Also comprising cellulose fibers, oil-resistant elastomer sizing, and graphite and diatomaceous earth particles; car transmissions, clutches, and brakes |
| 01/06/1981 | US4243461 Process for releasing laminates |
| 11/25/1980 | CA1090060A1 Vapor modified cellulosic fibers |
| 10/15/1980 | EP0017598A1 Process for treating paper and cardboard, and products obtained |
| 10/14/1980 | US4227964 Method of treating lignocellulosic or cellulosic pulp to promote the kinking of pulp fibres and/or to improve paper tear strength |
| 07/22/1980 | CA1082088A1 Reinforced corrugated paper board and method of producing the same |
| 07/08/1980 | CA1080911A1 Process for making high-strength, high-yield sulfite-modified thermomechanical pulp and a linerboard composition produced therefrom |
| 07/01/1980 | US4210692 Overlay sheet and wood laminate |
| 04/08/1980 | US4196559 Swellable fabrics for ceiling structures |
| 03/11/1980 | US4192712 Combined breaker size press coater |
| 08/21/1979 | CA1060606A1 Cellulose and cellulose products modified by silicic acid |
| 07/03/1979 | CA1057600A1 Disposable nonwoven wet wipe |
| 04/18/1979 | EP0001539A1 A method for the production of a fibrous mat or sheet |
| 03/20/1979 | US4145246 Process for making high-strength, high-yield sulfite-modified thermomechanical pulp and a linerboard composition produced therefrom |
| 03/06/1979 | CA1049714A1 Removable paper |
| 01/09/1979 | CA1045760A1 Cellulosic materials capable of absorbing water or aqueous solutions, and their production |
| 12/26/1978 | CA1044938A1 Sheet material rendered less flexible by coating with a material curable with actinic light |
| 11/07/1978 | US4124439 High bulk paper of great stiffness |
| 10/17/1978 | US4120747 Use of ozone treated chemithermomechanical pulp in a high bulk tissue papermaking process |
| 09/05/1978 | CA1037754A1 Use of thermomechanical pulp in a high bulk tissue papermaking process |
| 08/29/1978 | US4110155 Method of manufacturing synthetic resin coated papers |
| 06/20/1978 | US4096313 Electrical insulating paper and method of making same |
| 08/09/1977 | US4040899 Production of high strength packaging papers from straw |
| 07/12/1977 | US4035147 Cellulosic materials capable of absorbing water of aqueous solutions, and their production |
| 07/05/1977 | US4033913 Cellulose and cellulose products modified by silicic acid |
| 02/15/1977 | US4008121 Method of curtain coating pigment particles on paper plies |
| 07/20/1976 | US3970626 Ethylene interpolymer compositions and process |
| 06/15/1976 | US3963848 Flexible coated sheet material |
| 05/18/1976 | US3958056 Fiberboard carton product |
| 03/02/1976 | US3941634 Method for the preparation of paper containing plastic particles |
| 02/24/1976 | US3940538 Decorative melamine laminates with high yield core stock |
| 01/13/1976 | US3932210 Paper, non-woven fabrics |
| 01/06/1976 | US3931069 Dispersion for sizing cellulose fibres and use thereof |