Patents
Sitemap › D21 - Paper-making; Production of cellulose › D21J - Fibreboard; Manufacture of articles from cellulosic fibrous suspensions or from papier-mâché › D21J 3 - Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds
Patents for D21J 3 - Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds (1,515)
03/2004
03/04/2004US20040043168 Multilayered molded container
03/04/2004US20040041305 Production method and device for fiber molding
02/2004
02/11/2004CN1474895A Crosslinked cellulosic product formed by extrusion process
02/04/2004CN1473225A Production method and device for fiber molding
01/2004
01/28/2004EP1384569A1 Method for producing flanged molding
01/22/2004US20040013830 Heat insulating container
01/22/2004US20040011489 Immersing splits of papermaking mold before being joined in fiber slurry to form a fiber preform on cavity-forming surface of split; joining splits each having fiber preform formed and placing pressing member in cavity; dewatering
01/21/2004CN1469908A Process for manufacture of mouldable product and mould for use with this process
01/21/2004CN1469907A Moulding mixture for manufacture of mouldable products
01/15/2004US20040007342 Molding of cellulose pulps, applying osmotic, electrostatic, currents, electricity, hydrostatic forces, controlling inter-fiber hydrogen bonding, migration of additives and solvents
01/07/2004CN1133779C Composite paper pulp-fibre mould
12/2003
12/31/2003WO2004001134A1 An installation for manufacturing of shaped elements from fibrous waste material and a method of using the same
12/31/2003CN1464932A Method of manufacturing hollow fiber formed body, hollow fiber formed body, and device for manufacturing the hollow fiber formed body
12/31/2003CA2489921A1 An installation for manufacturing of shaped elements from fibrous waste material and a method of using the same
11/2003
11/27/2003US20030217826 Integrated system and method for purifying water, producing pulp and paper, and improving soil quality
11/26/2003CN1458997A Multilayered molded container
11/26/2003CN1458043A Process for producing refinergy paper fresh egg packaging bracket
11/20/2003WO2003095746A1 Production mold for formed fiber
11/13/2003US20030209337 Molding, hot pressing, heat drying
11/12/2003CN1454562A Disposable chopsticks
11/11/2003US6645348 Method for producing pulp molded article
11/05/2003EP1358387A2 Crosslinked cellulosic product formed by extrusion process
11/05/2003CN1126840C Full-automatic production process for degradable snack dinnerware
11/05/2003CN1126698C Double-foamed plant fiber packnig material
10/2003
10/29/2003CN1125901C Technology and device for manufacturing paper pulp moulded articles
10/29/2003CN1125900C Device for producing multi mould disposable tableware and container
10/29/2003CN1125631C One step forming technology for hot pressing moulding paper coffin
10/15/2003CN1124381C Pulp-molding product mold process
10/08/2003CN1123663C Prodn. method of plant fiber products
10/02/2003WO2002088468A3 Method for production of fibrous moulded bodies
09/2003
09/17/2003CN2573549Y Disposable tableware former
09/17/2003CN2573548Y Pulp mould pressing constant-weight device
09/17/2003CN2573547Y Pulp mould pressing pessure difference balancing device
09/17/2003CN2573546Y Pulp mould pressing former
09/17/2003CN2573545Y Vacuum horizontal combined buffer tank for pulp mould pressing
09/17/2003CN2573544Y Pulp mould pressing heating pipe
09/17/2003CN2573543Y Pulp mould pressing heating plate
09/17/2003CN2573542Y Vacuum vertical combined buffer tank for pulp mould pressing
09/17/2003CN2573541Y Large pulp-mould mould
09/17/2003CN2573540Y Pulp mould pressing heating box
09/12/2003WO2003074789A1 Improved molded fiber manufacturing
09/11/2003WO2003074787A1 Paper and materials and processes for its production
09/10/2003CN1120911C Manufacturing apparatus for pulp mould products
09/04/2003WO2003042451A3 Lignocellulose product
08/2003
08/27/2003CN1119461C Method for manufacturing environmentally friendly tableware and packing box
08/14/2003US20030150583 Splits have flow passageways for feeding a purging fluid for cleaning the papermaking screen; purging fluid is fed from the outer side of the screen toward the cavity through the passageways during filling
08/14/2003US20030150582 Thickness unevenness in the vertical direction can be reduced by diluting the pulp slurry in the cavity in the initial stage and/ or the final stage of pulp layer formation in the papermaking step.
08/12/2003US6605187 Feeding slurries to the surfaces of papermaking molds having suction passageways, then drying the moldings using steam or heaters; energy efficiency
08/07/2003US20030145968 Supplying slurry into cavity; pressing; dehydration
08/06/2003EP1332180A2 Process for manufacture of mouldable product and mould for use with this process
08/06/2003CN1433936A Paper pulp moulded sheet material and making method thereof
07/2003
07/30/2003CN1116481C Degradable disposable tableware and its making method
07/23/2003CN1115443C Making process of regenerated pulp board
07/15/2003US6592720 Shortening the time for drying and reducing the size of drying equipment, thereby reducing the production cost; hot pressing
07/09/2003EP1325983A1 Multilayered molded container
07/09/2003CN1428481A Paper pulp fibre composite moulding-forming equipment
07/03/2003US20030121635 Biodegradation; injecting pulp slurry under pressure, molding, dehydration
06/2003
06/25/2003CN2557573Y Heating energy-storage box for paper lunch box moulding
06/25/2003CN1426363A Insulating container
06/25/2003CN1112478C Composite forming process of moulded paper pulp product
06/19/2003US20030111201 Papermaking mold for producing pulp molded article, method of producing pulp molded article using the mold, and apparatus for producing pulp molded article
06/18/2003CN2556248Y 模具 Mold
06/18/2003CN1111381C Fibrous composite mould pressing snack box
06/18/2003CN1111380C Formation method for wholly-degradable disposable tableware and mould structure thereof
06/11/2003EP1317508A2 Moulding mixture for manufacture of mouldable product
06/11/2003CN1423719A Method of producing pulp moldings
06/10/2003US6576089 Paper making mold for pulp mold molding production and method and device for producing pulp mold molding
06/04/2003CN1422348A Method of producing pulp moldings
05/2003
05/27/2003US6568932 Device and method for forming vegetable fiber material
05/22/2003WO2003042451A2 Lignocellulose product
05/21/2003CN2551676Y Hydraulic forming mould for producing integrated paper coffin
05/21/2003CN1419622A Dry sand mold for pulp moldings
05/14/2003CN2550406Y Forming machine for disposable plant fiber dining utensils
05/07/2003EP1308556A1 Lignocellulose product
04/2003
04/30/2003CN1413543A Tableware made of rice chaff and its making method
04/30/2003CN1107144C Automatic production line for moulding paper pulp
04/29/2003US6554960 Integrated system and method for purifying water, producing pulp and paper, and improving soil quality
04/22/2003US6551463 Integrated system and method for purifying water, producing pulp and paper, and improving soil quality
04/16/2003CN1105807C Formed body
04/16/2003CN1105806C Method of mfg. pulp molded product
04/15/2003US6547931 Method of manufacturing pulp mold formed product
04/09/2003CN1408952A Honeycomb paper-base plate and its producing method
04/09/2003CN1408951A Processing technology, production device and products of pulp molding paper section bar
04/03/2003WO2003027392A1 Method of making moldings
04/02/2003CN1406835A Method and apparatus for producing degradable environmental protection tableware and its packing material
04/02/2003CN1406833A Packin panel manufacture
04/02/2003CN1104531C Method of manufacturing pulp mold formed product and manufacturing device thereof
03/2003
03/12/2003EP1291283A1 Insulating container
03/05/2003EP1288369A1 Method of producing pulp moldings
03/05/2003CN1401035A Method of manufacturing pulp mold formed body
03/05/2003CN1102367C Production method of pure natural fast food utensils and its product
02/2003
02/27/2003WO2003016627A1 Method of manufacturing hollow fiber formed body, hollow fiber formed body, and device for manufacturing the hollow fiber formed body
02/26/2003EP1285995A1 Dry sand mold for pulp moldings
02/26/2003EP1285994A1 Method of producing pulp moldings
02/26/2003CN1102186C Mould pad of paper pulp and mould and method for making same
02/20/2003WO2003014471A1 Molded pulp product, and method and apparatus for production thereof
02/18/2003US6521085 Supplying pulp slurry into the cavity of a mold composed of a set of spilts assembled together forming the cavity with preferred configuration to form a pulp deposited body, feeding a fluid into the cavity to press the body to dewater
02/06/2003WO2003010386A1 Production method and device for fiber molding
02/05/2003CN1100917C Fast food box and packing container made of plant fibre, and production technology thereof
01/2003
01/29/2003CN1100181C Equipment for producing paper tableware automatically
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