| Patents for D21J 3 - Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds (1,515) |
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| 11/18/1993 | DE4207233A1 Prodn. of porous filter body for exhaust gas - by saturating paper and/or cardboard material with water, stirring and drying or hardening obtd. foamed pulp |
| 11/13/1993 | CA2094837A1 Method and apparatus for binding fibers in a fiber reinforced preform |
| 10/13/1993 | CN1077239A Method for manufacture of furniture by mould pressing fiber |
| 09/29/1993 | EP0562590A1 Molded pulp product and production process thereof |
| 09/14/1993 | US5244608 Method and a system for manufacturing shaped objects of wood dust |
| 09/08/1993 | EP0559491A1 Pulp molding die for molding shaped pulp articles, method and apparatus |
| 09/08/1993 | EP0559490A1 A pulp mold, a method, and a molding apparatus for producing fiber bodies |
| 08/25/1993 | CA2089623A1 Porous low density shot-like degradable absorbent materials and manufacturing process therefor |
| 08/04/1993 | CN1074865A Seal cut and filled paper-base wall hanging and method for mfg. same |
| 06/16/1993 | CN1021200C Filter core for whole flow depth purifier of lubricating oil |
| 05/26/1993 | CN2134418Y Tableware make-up machine |
| 04/14/1993 | CN1070973A Food container directly made method by paper pulp |
| 03/30/1993 | US5198167 Process for producing fiber molding for fiber-reinforced composite materials |
| 02/10/1993 | CN1068751A Process for producing synthetic microporous fibred filter filling |
| 01/20/1993 | EP0523890A1 Formed sheet product and sheet forming |
| 01/19/1993 | CA1312765C Method of manufacturing a molded fiber product |
| 12/16/1992 | EP0517988A1 A process to obtain a molding pulp starting from short fiber cellulose |
| 12/10/1992 | WO1992021499A1 Method and apparatus for making grids from fibers |
| 11/11/1992 | CN2121476U Fiber honeycomb plate |
| 10/29/1992 | DE4113650A1 Shock absorbing packing elements of pure cellulose - are made by soaking cellulose in water and using perforated shaping moulds |
| 09/02/1992 | EP0501103A1 Method for manufacturing calcium-hydro-silicate bound fibre board |
| 09/02/1992 | CN1064122A Method for making paper conic bobbin for cotton spinning |
| 08/04/1992 | US5135612 Compressing the exploded bark, drying |
| 07/01/1992 | EP0367770B1 Process for manufacturing heat-insulating and soundproofing boards and soundproofing materials |
| 06/02/1992 | US5118275 Apparatus for producing an elongated fibrous object |
| 04/15/1992 | EP0480839A1 Process for the manufacture of objects formed from paper pulp and device for carrying out the process |
| 04/07/1992 | US5102596 Method of producing shaped articles of fiber/binder mixtures |
| 04/01/1992 | EP0477254A1 A method and a system for manufacturing shaped objects of wood dust. |
| 03/31/1992 | US5100511 Method for the manufacture of products containing fibers of lignocellulosic material |
| 02/06/1992 | WO1992001833A1 Process and apparatus for the production of paper products |
| 01/15/1992 | EP0466653A1 Procedure for manufacture of a coffin from formed pulp material |
| 12/11/1991 | CN1056912A Cylinder-type article made from paper fibres and process for producing same and forming device thereof |
| 11/27/1991 | CN1056439A Filter core for whole flow depth purifier of lubricating oil |
| 11/12/1991 | US5064504 Pulp molding press |
| 09/25/1991 | CN1054809A Anti-wear material for long-life digging elements and its manufacturing method |
| 09/18/1991 | CN1054629A Producing technology of hard paper material |
| 08/21/1991 | CN1053936A Antiwear and anticorrosive material for paper sliding bearing |
| 08/07/1991 | CN1053541A Disposable paper tray for buccal impression and its production |
| 07/23/1991 | CA2034567A1 Exploded bark products and methods for making same |
| 06/06/1991 | DE4037639A1 Shaped bodies - uses wet material for grinding into fibres for hydration of bonding agent in a lump-free mixture for moulding |
| 06/04/1991 | US5021122 Woodboards |
| 05/16/1991 | DE3937168A1 Prodn. of biodegradable food packaging material - from cellulosic and starchy vegetable prods. and proteinaceous animal prods. |
| 05/02/1991 | EP0424909A2 Method for the production of formed articles |
| 04/25/1991 | CA2027848A1 Method for the manufacture of shaped parts |
| 04/24/1991 | EP0328533B1 A method for the manufacture of products containing fibers of lignocellulosic material |
| 02/19/1991 | US4994148 Pulp press molding method for making products from paper pulp from recycled paper |
| 01/25/1991 | CA2063716A1 Sheeting material and method of manufacturing the same |
| 01/10/1991 | DE3922382A1 Wood fibre moulding |
| 01/09/1991 | EP0406783A2 Process for making hollow articles from lignocellulosic fibres |
| 12/27/1990 | WO1990015704A1 A method and a system for manufacturing shaped objects of wood dust |
| 08/29/1990 | EP0383778A1 An arrangement for producing an elongated fibrous object |
| 07/25/1990 | CN2059667U Once forming device for fibre composite article |
| 07/18/1990 | EP0377632A1 A method for controlling material and moisture contents |
| 07/17/1990 | US4941948 Sawdust bound with wood pulp, pellets made from sawdust |
| 05/23/1990 | CN1042390A Method for manufacture of moulded objects from fluidized fibre raw material |
| 05/16/1990 | EP0367770A1 Process for manufacturing heat-insulating and soundproofing boards and soundproofing materials. |
| 05/16/1990 | CN1042204A Resin die of pulp mould products and its making method |
| 05/03/1990 | WO1990004677A1 Manufacture of moulded objects from a fluidized fibre raw material |
| 04/25/1990 | CA2001295A1 Method for the manufacture of moulded objects from a fluidized fibre raw material |
| 11/02/1989 | WO1989010449A1 Process for manufacturing heat-insulating and soundproofing boards and soundproofing materials and boards so obtained |
| 08/01/1989 | US4853087 Process and apparatus for producing a filter with multiple folds |
| 07/19/1989 | EP0324026A1 Combustible shell casings and manufacture thereof |
| 03/23/1989 | WO1989002354A1 An arrangement for producing an elongated fibrous object |
| 03/23/1989 | WO1989002353A1 A method for controlling material and moisture contents |
| 03/07/1989 | US4810430 Deformable pulp paper product, its method of manufacture and method of use |
| 01/26/1989 | WO1989000552A1 Deformable pulp paper product, its method of manufacture and method of use |
| 01/11/1989 | CN2030620U Moulder for producing packing paper box of chinese medicinal pills |
| 01/04/1989 | CN2030205U Waste fibre made chemical board |
| 11/15/1988 | US4784813 Depositing aqueous fiber mixture onto porous form from separate loading chambers |
| 09/22/1988 | WO1988007105A1 Process for treating fibre materials |
| 06/28/1988 | US4753713 Apparatus for forming uniform density structural fiberboard |
| 04/07/1988 | WO1988002417A1 A method for the manufacture of products containing fibers of lignocellulosic material |
| 02/09/1988 | US4724046 Cake of synthetic fibrid |
| 01/07/1988 | EP0250895A2 Method and instrument for the preparation of a filter with several pleats |
| 11/25/1986 | CA1214303A1 Formable pulp compositions |
| 08/20/1986 | EP0191127A1 Method of producing a cake of synthetic fibrid |
| 12/31/1985 | US4562218 Formable pulp compositions |
| 05/23/1984 | EP0109241A1 Manufacture of composite of metal and synthetic inorganic fibrous material |
| 05/02/1984 | EP0107155A2 Process for improving the properties of fibre-made articles and apparatus for the application of the process |
| 04/18/1984 | EP0105722A1 Formable pulp compositions |
| 02/28/1984 | CA1162702A1 Thermoplastic hardboard from acetylated mat |
| 01/31/1984 | US4428996 Diaphragm for speaker |
| 08/03/1983 | EP0084917A2 Method for manufacture of an insulation panel and device embodying said method |
| 06/14/1983 | US4388378 Thermoplastic hardboard from acetylated mat |
| 05/10/1983 | US4383143 Molded shells for luggage and the like |
| 03/22/1983 | US4377440 Process for manufacturing of formed products |
| 12/14/1982 | US4363770 Molded shells for luggage and the like |
| 06/10/1982 | WO1982001851A1 Thermoplastic hardboard from acetylated mat |
| 04/06/1982 | US4323426 Crafted paper making machine |
| 01/12/1982 | CA1115908A1 Process for manufacture of thermoformable panels |
| 12/29/1981 | US4308094 Diaphragm for speaker and method of producing same |
| 12/22/1981 | US4306935 Manufacture of insulating products |
| 10/20/1981 | CA1110892A1 Process for making a cellulosic product |
| 09/15/1981 | CA1108818A1 Bottom caul plate |
| 03/24/1981 | US4257754 Fibrous material moulding apparatus |
| 03/17/1981 | CA1097466A1 Process for the production of paper containing starch fibers and the paper produced thereby |
| 07/08/1980 | CA1080915A1 Medium density, high strength, lignocellulose composition board including exhaustively hydrated cellulosic gel binder |
| 08/28/1979 | US4166090 Fibrous material moulding apparatus |
| 05/08/1979 | CA1053949A1 Fibrous material moulding apparatus |
| 05/02/1979 | EP0001610A1 Method for producing a moulding with a plastic cover from a wake-containing fibrous material |