Patents for B29B 13 - Conditioning or physical treatment of the material to be shaped (7,031)
06/1994
06/14/1994US5321125 Aromatic-polyester molded article comprising a translucent, substantially pore-free sintered body
06/14/1994CA1330154C Blow molding apparatus and process
06/09/1994WO1994012339A1 Method for producing a deformed pipe liner
06/09/1994WO1994012330A1 Styrene foam processing apparatus
06/09/1994WO1994012329A1 Process for recycling moulded hollow bodies from plastic material
06/09/1994DE4240716A1 Convective drying of vinyl] chloride polymer - by feeding polymer and drying gas through a tube and then onto a non-heated cyclone drier without intermediate heating
06/09/1994CA2128714A1 Process for recycling molded hollow bodies made of plastic materials
06/08/1994CN1087743A Method and apparatus for compacting waste material containing thermoplastic
06/07/1994US5318431 Process and apparatus for preparing toner particles
06/07/1994US5318198 Hot melt adhesive container for use with heated platen dispensing equipment
06/01/1994EP0599066A1 Process for imparting electrostatic dissipative properties to recycled plastics and articles made therefrom
05/1994
05/31/1994US5316711 Process for producing articles from polymers containing aromatic imide linkages
05/31/1994US5316225 Shredding straining apparatus
05/25/1994CN2165980Y Rotating table of rotary infrared heating apparatus
05/24/1994CA1329685C Process and a device for preparation of expanded thermoplastic microspheres
05/18/1994EP0597155A1 Method and device for the continuous crystallization of plastic pellets
05/11/1994WO1994009959A1 Process for producing a recyclable agglomerate from plastic waste
05/11/1994EP0596835A1 Solid state shear extrusion pulverization
05/11/1994EP0596053A1 Apparatus to dry/heat treat continuous web stock of film
05/11/1994CN2164354Y Improved moisture removing wheel for drying machine
05/10/1994US5310515 Process to cool and pelletize molten strands issuing from nozzles
05/10/1994CA1329386C Apparatus for processing synthetic thermoplastic material
05/05/1994DE4333566A1 Plastics tube and expansion - uses high frequency energy to heat and soften the plastics to reduce the heating time.
05/05/1994DE4313153C1 Increasing tear resistance in heat shrinkable plastic film - extruding strip, partially cross-linking, stretching at temp. below crystalline m.pt. and finally cross-linking during shrinkage.
05/05/1994DE4239450C1 Verfahren zum Aufbereiten von geformten Hohlkörpern aus Kunststoffmaterial Method for processing the molded hollow bodies made of plastic material
05/05/1994DE4236802A1 Recycling of polyethylene by means of an extruder - suitable for the recovery of crosslinked polyethylene.
05/05/1994DE4236446A1 Verfahren zur Herstellung eines recyclefähigen Agglomerates aus Kunststoffabfällen A method for producing a recyclable agglomerate from plastic waste
05/05/1994DE4236344A1 Preparation of e.g. expanded polystyrene suitably for re-use
05/05/1994DE4236309A1 Plastics components heating and drying - has heating chamber with external air drying unit to extract carried moisture in the recirculating air and raise its temp. before return to the chamber.
05/04/1994EP0595667A1 Method for making car glazing with an elastomer frame with a selected shape
05/04/1994CN1086165A Cryogenic processing of used tires and other materials
04/1994
04/30/1994CA2109496A1 Process for imparting electrostatic dissipative properties to recycled plastics and articles made therefrom
04/28/1994WO1994008768A1 Apparatus and methods for processing scrap tires
04/28/1994DE4335982A1 Disposal of used plastics materials - by heating shredded or granulated material for pressing into blocks while hot and tacky to be used for combustion
04/28/1994DE4314162C1 Simultaneous drying and crystallisation process for thermoplastics, e.g. PET - has cooling, dewatering and drying sections with max. extrudate passage time in each section
04/28/1994DE4235765A1 Prepn of crosslinked polymer waste for recycling - by exposing it to high shear at temperature above original crosslinking temp.
04/28/1994CA2125280A1 Apparatus and methods for processing scrap tires
04/27/1994EP0593589A1 Method for preparation of composite materials.
04/26/1994US5306803 Process for cleaning thermoplasts by friction compacting
04/26/1994CA1328711C Shaped articles made from pre-processed starch
04/21/1994DE4308685A1 Equipment for sepg. e.g. metal scrap from thermoplastics - has revolving shaft with scrapers lying inside perforated filter cylinder, so that retained metal is passed by scrapers to second outlet.
04/14/1994WO1994007670A2 Cryogenic processing of used tires and other materials
04/14/1994WO1993020125A3 Process for the removal of foreign materials from a post-consumer polyethylene terephthalate feed stream
04/14/1994CA2146327A1 Cryogenic processing of used tires and the like
04/13/1994EP0591287A1 Process for impregnating a flat, fibrous substrate material with synthetic resin, products made by this process and device for implementing it.
04/12/1994US5302635 Method and arrangement for the single-stage continuous production of a rubber base compound and a rubber end compound
04/07/1994DE4233541A1 Processing hydrolysis- or oxidn.-sensitive polymers, esp. poly:lactide - by extrusion or injection moulding under inert gas, e.g. argon, carbon di:oxide or nitrogen@
04/05/1994US5299362 Method of, and apparatus for, heat treating a material web provided with a liquid or paste-like preparation
04/05/1994CA1328159C Process suitable for the simultaneous production of preforms
04/03/1994CA2107539A1 Catheters and method of manufacture
03/1994
03/30/1994EP0589321A1 Rolling device for shredding plastic materials
03/30/1994CN1084449A Process for producing polymer blends
03/29/1994US5297741 Process for disintegration and pure-sorted separation of recyclable different plastics of composite structural parts
03/29/1994CA2003045C Process of making a golf ball cover
03/29/1994CA1328096C Apparatus for degassing, pumping mixing and dispensing liquids
03/25/1994CA2106649A1 Roller unit for comminuting synthetic materials
03/24/1994CA2078935A1 Process for production of formed parts of polymer adhesives and particles
03/23/1994EP0588456A2 Film tube for packaging articles and method for forming the same
03/23/1994EP0588147A1 Process for producing polymer blends
03/23/1994CA2104739A1 Thermoplastic material melting apparatus
03/22/1994US5296113 Irradiation device for fluoropolymers
03/22/1994CA2005995C Method for molding saturated crystalline polyesters and molding equipment therefor
03/17/1994WO1994005431A1 Hot melt adhesive container
03/17/1994WO1993023463A3 Production of encapsulated chemical foaming concentrates
03/17/1994DE4305072A1 Processing metal-plastic cpd. sheeting
03/17/1994DE4230812A1 Drying foam mouldings by microwave irradiation under reduced pressure - applicable to large mouldings, esp. of urea]-formaldehyde], phenol]-formaldehyde] or melamine-formaldehyde] resins
03/17/1994DE4230572A1 Recycling waste from polymeric materials - by subjecting materials to mechanical shearing and pressure at original crosslinking temp.
03/16/1994EP0586644A1 Method of recycling rigid expanded polyurethane.
03/15/1994US5294384 Thermoplastic composition and method for producing thermoplastic composition by melt blending carpet
03/15/1994CA1327687C Removing volatiles from plastic materials delivered to an extrusion or injection molding machine
03/08/1994US5292462 Epoxy resin mold
02/1994
02/22/1994US5287637 Apparatus to dry/heat treat continuous web stock of film
02/17/1994WO1994003323A1 Method of recycling molded product of foam particles
02/15/1994US5286187 Method for molding saturated crystalline polyesters and molding equipment therefor
02/09/1994EP0581763A1 Apparatus for grinding materials
02/08/1994US5284625 Feeding particles under pressure through a reactor exit bore whose longitudinal axis is aligned with that of an ultrasonic horn; recycled tires; cleavage of sulfur and carbon bonds
02/08/1994US5283935 Tire rasp blade
02/03/1994DE4306014C1 Extruder with die and cutter - having movable frame carrying two or more dies and/or cutters so that they can be changed without stopping the process
02/03/1994DE4235294A1 Processing metal-plastic cpd. sheeting
02/03/1994DE4224749A1 Efficiently removing all blowing gases from foam plastics - by heating the material in hot air draught while it is moved by revolving screw up inclined tube, collecting and liquefying gases liberated.
02/02/1994EP0581089A2 Method for treating metal-plastic composites
02/01/1994US5283026 Method for molding fiber-reinforced composite material
02/01/1994CA2033838C Plastic drying apparatus
01/1994
01/27/1994DE4225977C1 Plastics particles sepn. from mixt. contg. various types and paper - by chopping, dry sifting, wind sifting medium and coarse fractions to remove paper and electrostatic sepn. of these and fine fraction
01/27/1994DE4224535A1 Temporary deposit of recoverable water-soluble material - involves mixing with water-insoluble material, melting, plasticising and shaping, prior to burning leaving valuable material in ash-form
01/26/1994EP0579665A1 Heating devices.
01/19/1994EP0579348A1 Device for melting of thermoplastic materials
01/19/1994EP0578857A1 Method of melting adhesive thermo- or duroplastic materials
01/18/1994US5279465 Method and a system for recycling waste materials including plastic materials
01/06/1994WO1994000252A1 Method and machine for compacting waste containing thermoplastic materials
01/05/1994DE4220623A1 Fine particle rubber powder prodn. from scrap rubber - involves breaking up large pieces, granulating, cryogenically cooling, pulverising, sieving and bacterially extracting sulphur@ from finest powder
12/1993
12/29/1993EP0575751A1 Method for recovering plastics departing from lacquered scrap parts
12/29/1993EP0575336A1 A method for forming structural panels having a core with thermoplastic resin facings with a decorative film adhered to one of the facings and panel formed thereby.
12/28/1993US5273705 Press molding a gel state film containing a swelling agent
12/28/1993US5273419 Apparatus for producing monodisperse powder from rubber or rubber articles
12/28/1993US5273414 Floating plug assembly for heating
12/23/1993WO1993025312A1 Device for plasticising thermoplastic material
12/15/1993CN1079426A Rolling dryer
12/14/1993US5270080 Method of manufacturing chemically adsorbed film
12/02/1993DE4230157C1 Recycling plastic scrap, esp. from cars - by milling, re-granulating with addn. of compatibiliser, stabilisers, impact modifier and opt. reinforcing agents, and injection moulding
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