| Patents for B29B 17 - Recovery of plastics or other constituents of waste material containing plastics (10,267) |
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| 03/19/1992 | DE4028999A1 Recovering metals for composite materials - by heating with alkylbenzene(s), THF and/or dioxan, and water contg. alcohol or ketone to remove non-polar, polar and cellulosic materials |
| 03/18/1992 | EP0475556A1 Plastics waste processing |
| 03/18/1992 | EP0475377A2 Process for recycling plastic scraps or waste, especially cross-linked plastic |
| 03/17/1992 | US5096772 Anisotropic laminate of belted portions of a scrap tire |
| 03/17/1992 | US5096406 Extruder assembly for composite materials |
| 03/17/1992 | US5096130 Manipulating and selecting unit for recycling pressed or unpressed bodies obtained from plastic material containers or others |
| 03/17/1992 | US5096046 System and process for making synthetic wood products from recycled materials |
| 03/14/1992 | WO1992007900A1 Process for treating lacquer coagulates and their use |
| 03/14/1992 | CA2050767A1 Process for the recovery of metals and coating materials from composite materials |
| 03/12/1992 | DE4028724A1 Oil from polyurethane foam waste - produced by absorbing compressed waste in partially recycled hot oil |
| 03/11/1992 | EP0473990A2 Recycling of plastics waste |
| 03/10/1992 | US5094905 Structural articles made of recycled rubber fragments from tires |
| 03/10/1992 | US5094392 Machine for shredding vehicle tires and other articles |
| 03/05/1992 | DE4027152A1 Degassing scrap tyres or plastics etc. - by processing with ribbon type extruder screw to produce successive temp. zones and yield separate pure fractions and condensates |
| 03/05/1992 | DE4027056A1 Fluoro-chloro-hydrocarbon cpds. are recovered during disposal - of cooling appts. by repeated crushing of appts. to finer size granules in sealed zone, and sucking out liberated fluoro-chloro-hydrocarbon |
| 03/04/1992 | CN2097732U Waste plastics prill machine |
| 03/04/1992 | CN1059118A Modelling foam products made from waste polystyrene foam |
| 03/03/1992 | CA1296499C Laminates containing coextruded scrap |
| 02/26/1992 | CN1058928A Processing and device for reproducing plastic articles from waste plastics |
| 02/20/1992 | DE4025102A1 Wiedergewinnung von schaumstoffresten und/oder schaumstoffabfaellen Recovery of foam residues and / or schaumstoffabfaellen |
| 02/19/1992 | EP0471658A2 Use of recovered PVB in the manufacture of flooring |
| 02/18/1992 | US5088910 System for making synthetic wood products from recycled materials |
| 02/13/1992 | DE4024820A1 Moulding process using contaminated recycled thermoplastics - limits extrusion pressure and achieves high mould pressure with piston connected to mould |
| 02/09/1992 | WO1992002575A1 Reclaiming of foam off-cuts and/or waste foam |
| 02/09/1992 | CA2088736A1 Reclaiming of foam off-cuts and/or waste foam |
| 02/06/1992 | DE4125164A1 Plant for recovering plastics from scrap - removes large dirt, then disintegrates material, washes it, disintegrates further and washes before drying for reuse in producing film |
| 02/06/1992 | DE4024130A1 Separating mixed plastic materials - by producing each type with its own markings, irradiating mixt., analysing characteristic emissions and using them to control sorting |
| 02/05/1992 | EP0469904A2 Process and apparatus for separating heterogeneous plastic material into homogeneous fractions |
| 02/05/1992 | EP0469903A2 Process and apparatus for separating a mixture of plastic material into fractions |
| 02/05/1992 | EP0469750A1 Rotatable disc device and method for removing surface coverings |
| 02/05/1992 | EP0469270A2 Method for recovering PVC and urethane foam from automotive interior trim waste |
| 02/04/1992 | CA2043999A1 Method for recovering pvc and urethane foam from automotive interior trim waste |
| 02/02/1992 | CA2048224A1 Process for selecting hetero-geneous plastic material coming from recovery into homogeneous fractions and apparatus useful to the purpose |
| 02/02/1992 | CA2048223A1 Process for separating hetero-geneous plastic material into homogeneous fractions and apparatus useful to this purpose |
| 01/28/1992 | WO1992002598A1 Destruction of waste |
| 01/28/1992 | US5084140 Heating with microwave radiation for pyrolysis of plastics or polychlorinated biphenyl |
| 01/28/1992 | CA2087526A1 Destruction of waste |
| 01/24/1992 | CA2047504A1 Method and apparatus for storing used tires |
| 01/23/1992 | WO1992000838A1 Compounding-injection moulding combined process and device |
| 01/23/1992 | DE4122974A1 Metering disintegrator for foam scrap - has container with endless driven chains which move angle bars across base so as to scrape underside of foam and take particles to outlet |
| 01/23/1992 | DE4023434A1 Sepn. system for shredded plastic materials - delivers with liq. below surface in flotation basin |
| 01/22/1992 | EP0467842A1 Method of and apparatus for transferring and compacting particulate solids |
| 01/22/1992 | CN1057985A Regenerated rubber from waste tyre and technology for making rubber boat |
| 01/21/1992 | US5082605 Method for making composite material |
| 01/16/1992 | DE4021922A1 Kombiniertes kompaundier-spritzgussverfahren und vorrichtung zur durchfuehrung dieses verfahrens Combined kompaundier-injection method and device for implementing said method |
| 01/14/1992 | US5080291 Including fluff, plastics, metal and glass |
| 01/09/1992 | WO1992000177A1 Process and installation for producing moulded components from cross-linked reaction plastics |
| 01/07/1992 | US5079385 Depolymerization of olefin wastes, production of gasoline, fuel and diesel oil, hydrocarbons |
| 01/02/1992 | DE4120111A1 Cleaning of soiled plastics during recycling - using decanter, esp. sieve decanter for removal of tacky pollutants and is aided by brushes in conveyor screw |
| 01/02/1992 | DE4020417A1 Injection moulding process for plastics recycling - by injecting recycled plastics core into moulded plastics casing |
| 01/02/1992 | DE4020109A1 Verfahren und anlage zur herstellung von formteilen aus vernetzten reaktionskunststoffen Method and plant for the manufacture of molded parts from crosslinked reactive art materials |
| 12/25/1991 | CN1057229A Pressboard and its fabricating method |
| 12/24/1991 | US5075057 Shredding and milling, homogenizing, controlled heating, compression molding |
| 12/24/1991 | US5074479 Rubber tire shredder |
| 12/24/1991 | US5074477 Pulverizing polyurethane foams in suction chanber to release chlorofluorocarbon gases, mixing them with liquids |
| 12/18/1991 | EP0190147B1 Compositions, porous irrigation pipe and method |
| 11/28/1991 | WO1991018233A2 Element of a socket-pipe system, and process for manufacturing it |
| 11/28/1991 | WO1991017876A1 Process and apparatus for reclaiming the economic components of scrap rubber tires |
| 11/28/1991 | WO1991017690A1 A machine for shredding vehicle tires and other articles |
| 11/28/1991 | DE4020347A1 Recovering thermoplastic materials - adding to centrifuge which is heated by upward hot gas stream, throws material radially out over rotating toothed blades and foams it up |
| 11/28/1991 | DE4016410A1 Reusing glass-filled propylene scrap - by adding the scrap from separate extruder and then wood flour to stream of polypropylene in an extruder and expressing from flat sheet die |
| 11/27/1991 | EP0457790A1 Process for binding particulate waste, such as dust, metal scrap, fibres, paper waste or the like, to solids |
| 11/26/1991 | US5067887 Hot-melt adhesive recycling system |
| 11/23/1991 | CA2042958A1 Treatment of waste |
| 11/22/1991 | CA2029128A1 Process and apparatus for reclaiming the economic components of scrap rubber tires |
| 11/21/1991 | DE4016210A1 Upgrading recycled plastics sheet - by activating treating surface applying e.g. adhesive, adding high strength surfaces and e.g. hot pressing |
| 11/21/1991 | DE4015951A1 Recycling different types of plastic - involves making each type in different colour to facilitate sorting |
| 11/21/1991 | DE4015413A1 Harmless moulding mfr. in any size or shape - from e.g. foam scrap reduced to desired size particles, mixed with polyvinyl-acetate binder and other additives, moulded and dried |
| 11/19/1991 | WO1991017886A1 Multilayer heat shrinkable polymeric film containing recycle polymer |
| 11/19/1991 | CA2083258A1 Multilayer heat shrinkable polymeric film containing recycle polymer |
| 11/13/1991 | CN1014716B Plant for pyrolysis of waste material |
| 11/13/1991 | CN1014715B Process for operating pyrolysis plant |
| 11/12/1991 | US5064724 Increased regrind usage in coextruded structures |
| 11/12/1991 | US5064582 Spraying with water, mixing, blending with polymer gel |
| 11/11/1991 | WO1991017304A1 A method and a device for separating plastic particles from suspensions |
| 11/11/1991 | CA2063602A1 Method and a device for separating plastic particles from suspensions |
| 10/30/1991 | CN1014498B Process for separating particles of electrically non-conductive material in particular plastics material and/or paper, from waste, and device for carrying out the provcess |
| 10/29/1991 | US5061735 Process for the separation of plastics |
| 10/29/1991 | US5060870 Polystyrene recycling process |
| 10/21/1991 | WO1991016195A1 Anisotropic laminate of belted portions of a scrap tire |
| 10/21/1991 | CA2068529A1 Anisotropic laminate of belted portions of a scrap tire |
| 10/16/1991 | CN1014307B Method of recovery and reuse of cross-linking polyethylene cable insulating coating |
| 10/15/1991 | CA1290528C Method and apparatus for producing thermoplastic and products produced therefrom |
| 10/10/1991 | DE4010647A1 Removing covering or sleeves from cable, pipes etc. - applying liq. jet to split outer sheath so that it can be stripped from surface |
| 10/09/1991 | EP0450050A1 Method for disinfecting medical materials |
| 10/08/1991 | US5055339 Shaped elements |
| 10/02/1991 | DE4009902A1 Verfahren zum aufbereiten gummihaltigen abfalls fuer die weiterverarbeitung Method for preparing rubber-containing waste for further processing |
| 10/01/1991 | WO1991015247A1 Method and apparatus for rendering medical materials safe |
| 10/01/1991 | CA2079331A1 Method and apparatus for rendering medical materials safe |
| 09/29/1991 | WO1991014552A1 Process for preparing rubber-containing waste for further treatment |
| 09/29/1991 | CA2079209A1 Process for preparing rubber-containing waste for further treatment |
| 09/26/1991 | DE4004670C1 Recycling disposable food containers etc. - guides container over cleaning shower and then crushes them into compact pressings |
| 09/25/1991 | EP0447827A1 Method and apparatus for the automatic recycling of plastic bottles |
| 09/23/1991 | WO1991014554A1 Method for extraction of metal reinforcement from rubber tyres |
| 09/23/1991 | WO1991014553A1 Method for extraction of breaker metal cords from tyres |
| 09/23/1991 | CA2057929A1 Method for recovering breaker metal cord threads from tire |
| 09/23/1991 | CA2057870A1 Method for recovering metal reinforcement from rubber tires |
| 09/19/1991 | WO1991013684A1 Process and apparatus for separating plastics from contaminants |
| 09/19/1991 | DE4008174A1 Reclaiming scrap rubber car door seals with steel inserts - using extruder at minus 80 degrees Celsius followed by magnetic sepn. |
| 09/17/1991 | US5049449 Without increased turbulence |