Erema Engineering Recycling Maschinen Und Anlagen Gesellschaft M.b.h.

Erema Engineering Recycling Maschinen Und Anlagen Gmbh

Erema Engineering Recycling Maschinen Und Antagen Gesellschaft M.b.h.

Suntory Holdings Limited

S.i.p.a. Societa' Industrializzazione Progettazione Automazione S.p.a.

Kyoei Industry Co., Ltd.

Pureloop Gesmbh

Erema Engineering-recycling-maschinen-anlagen G.m.b.h.

Klaus Feichtinger

Manfred Hackl

Gerhard Wendelin

Georg Weigerstorfer

Michael Aigner

Roland Huber

Peter Pauli

James Donaldson

Josef Arbeithuber

Helmuth Schulz

Helmut Bacher

Georg Wendelin

Shigenobu Kishi

Gerhard Hackl

Manfred Dobersberger

Andreas Rössler-Czermak

Christian Wagner

Walter Reisinger

George Weigerstorfer

Enrico Gribaudo

Ernst Jost

Stephanie Haider

Andreas Roessler-Czermak

Gerald Weis

Yoshihiro Saito

Christian Eckhart

Munehiko Takada

Naoya Ogasawara

Christoph Woess

Eiichi Furusawa

Klaus Gradl-Lami

Florian Gruber

Herbert Freilinger

Disclosed is an assembly for granulating polymer material, having a housing; a gas feed conduit having a rectangular cross-section and leading into the housing; a gas discharge conduit located downstream of the housing and having a rectangular cross-section; a granulating unit disposed in the housing and having a perforated plate feeding into the housing and a scraper, which comminutes the material emerging through openings of the perforated plate. In a plane running parallel to the plane of the perforated plate, the two lateral wall faces of the gas discharge conduit arranged perpendicularly to said plane enclose an angle αwith one another, and the two lateral wall faces of the gas feed conduit arranged perpendicularly to said plane or plane of section enclose an angle α, the two angles αand αbeing open towards the housing, and the angle αbeing larger than the angle α

Assembly for granulating extruded material

Disclosed is an arrangement for granulating polymer material, having a housing with a gas supply line, connected opposite the latter to the housing, having a rectangular cross-section, a granulating unit located at least partially in the housing and having a perforated plate of a feed or plasticising unit feeding into the housing, and a scraper which crushes or separates the material emerging through the recesses of the perforated plate, wherein in a plane running parallel to the plane of the perforated plate, the two lateral wall surfaces of the gas discharge line perpendicular to this plane include an angle α2 with one another, and the two lateral wall surfaces of the gas supply line perpendicular to this plane include an angle α1, wherein the two angles α1, α2 open towards the housing and wherein the angle α1 is greater than the angle α2.

Arrangement for granulating extruded material

Disclosed is an apparatus for the processing of plastics, with a container with a rotatable mixing, where, in a side wall, an aperture is formed, where a conveyor is provided, with a screw rotating in a housing, wherein the imaginary continuation of the longitudinal axis of the conveyor in a direction opposite to the direction of conveying passes the axis of rotation, and wherein the ratio (V) of the active container volume (SV) to the feed volume (BV) of the container or of the cutter compactor (), where V=SV/BV, is one where 4≤V≤30, where the active container volume (SV) is defined by the formula and D is the internal diameter of the container, and where the feed volume (BV) is defined by the formula where H is the height of the intake aperture.

Apparatus for processing plastic material

Disclosed is a device for cooling particulate materials or particles, in particular granulates of polymeric materials, having an outer container with an, in particular frustoconical, outer shell surface and an inner container, which is arranged at least in sections in the interior of the outer container, with an, in particular frustoconical, inner shell surface, wherein an intermediate space is formed between the outer shell surface and the inner shell surface, wherein an inlet equipment for introducing a gas flow as well as the particles into the intermediate space is provided in an inlet-side initial region of the device, and wherein an outlet opening for the particles is provided in an outlet-side end region of the device opposite the inlet equipment, wherein the inlet equipment is so arranged and/or designed that the gas flow as well as the particles can be introduced substantially tangentially into the intermediate space.

Device for cooling particulate materials

The invention relates to a crushing tool for plastic materials drivable to a rotary motion, comprising a carrier (), which can be rotated about a rotational axis (B) centrally located on it and on the surface () of which tools () for the processing and crushing of the plastic materials are arranged. It is provided according to the present invention, that in the area of the rotational axis (B) of the carrier () a deflector () is arranged, wherein in an area of the carrier () connecting radially to the deflector () web- or strip-shaped conveyor wings () are arranged and in the area of the carrier () connecting to the conveyor wings () radially towards the edge () the tools () are arranged.

Comminuting tool

A method and a device for introducing and/or adding non-dry-powder additive materials and/or coating materials with a liquid, solid, semi-solid, or paste-like consistency or in suspended or emulsified form, for example, peroxides, fats, waxes, IV improvers, polymers, or similar materials, to an existing lumpy or particulate material which is moved and mixed, and optionally warmed and reduced to small pieces in a receptacle and/or compressor, said material being in particular polymer particles and/or flakes, wood fibers, paper cuttings, or similar materials. According to the invention, the additive material is introduced below the level of the material and/or material particles already in the receptacle.

Process and device for introducing additive materials in a receptacle at the area of highest pressure

Disclosed is a device and a method for processing plastic material with at least one receiving container, wherein at least one mixing and/or comminution tool, rotatable about a rotation axis, is arranged, for mixing and warming the plastic material, and with at least one conveyor for discharging the plastic material from the receiving container, with at least one screw rotating in a housing, where the conveyor is connected, at its material inlet side via an opening which is formed in a side wall of the receiving container, with the interior of the receiving container. An imaginary extension of the central longitudinal axis of the conveyor extends, against the conveyance direction of the conveyor, past the rotation axis of the receiving container, without intersecting this axis, where the longitudinal axis of the conveyor is offset by a separation relative to the radial ray of the receiving container on the discharge side.

Device for processing plastic material

The invention relates to a filter device for polymer melts, having a filter screen (), through which the polymer melt to be purified is guided, wherein the filter device comprises at least one scraping element (), which glides across the upstream surface () of the filter screen () with its scraping edge (), or rests on the surface () with its end area nearest the scraping edge (), and lifts off and/or scrapes off the contaminations () adhering to the surface () and those present in front of the screen orifices () in the course of its movement across the surface (). According to the invention it is provided that the scraping edge () has a curvature () at least in the end area of the same, leading in the direction of movement (), the radius (R) of which is less than 90%, preferably less than 50%, in particular less than 20% of the maximum diameter, or of the maximum orifice width of the screen orifices ().

Filter device

The present invention concerns a method for processing and detoxification of a material, especially a thermoplastic material, and for removal of contaminants or impurities from this material, wherein the material is heated under vacuum in at least one receiving tank, mixed and possibly comminuted, and wherein a rinsing medium is introduced into the receiving tank beneath the material level, conducted through at least a partial region of the material, and the rinsing medium enriched or saturated with contaminants is brought out from the receiving tank once more. According to the invention, the quantity of rinsing medium introduced into the receiving tank is less than 0.1 liter per hour per kilogram of material or material throughput per hour, while at the same time the vacuum in the receiving tank is kept constantly below 100 mbar.

Method for preparing and detoxifying using liquid rinsing medium

The invention relates to a method and to an assembly for recycling plastic materials, comprising the following processing steps: a) reprocessing the raw material, wherein the material, if necessary, is comminuted and brought into a fluid-like form and heated and permanently mixed, while preserving the lumpiness and pourability thereof, and optionally the viscosity thereof is increased and/or it is degassed, softened, dried and/or crystallized; b) melting the reprocessed material, at least so much that filtration is possible; c) filtering the melt in order to remove impurities; d) homogenizing the filtered melt; e) degassing the homogenized melt; and f) discharging and/or subsequently processing the melt, such as by granulation, blown film processing, with said processing steps being carried out consecutively in the order listed (FIG.).

Process for recycling plastic materials

The invention relates to a method and to an assembly for recycling plastic materials, comprising the following processing steps: a) reprocessing the raw material, wherein the material, if necessary, is comminuted and brought into a fluid-like form and heated and permanently mixed, while preserving the lumpiness and pourability thereof, and optionally the viscosity thereof is increased and/or it is degassed, softened, dried and/or crystallized; b) melting the reprocessed material, at least so much that filtration is possible; c) filtering the melt in order to remove impurities; d) homogenizing the filtered melt; e) degassing the homogenized melt; and f) discharging and/or subsequently processing the melt, such as by granulation, blown film processing, with said processing steps being carried out consecutively in the order listed.

Method for recycling plastic materials

The invention relates to an apparatus for the pretreatment and subsequent conveying or plastification of plastics, with a container with a mixing and/or comminution implement that is rotatable around an axis of rotation, wherein, in a side wall, an aperture is formed, through which the plastics material can be removed, a multiscrew conveyor being provided, with at least two screws rotating in a housing, wherein the imaginary continuation of the longitudinal axis of the conveyor in a direction opposite to the direction of conveying passes the axis of rotation, where, on the outflow side, there is an offset distance between the longitudinal axis of the screw closest to the container and the radius that is parallel to the longitudinal axis, and in that the two screws closest to the intake aperture are counter-rotating relative to one another.

Apparatus for the pretreatment and subsequent conveying, plastification, or agglomeration of plastics

The present invention relates to a filtering device for fluids, in particular thermoplastics, comprising a screen carrier () which has a rotationally cylindrical outer face () and is mounted rotatably in a rotationally cylindrical recess (), adapted to its circumference, of a stationary housing () and in which a number of screening nests () having filter arrangements () are formed along its circumference. According to the invention, there is provision whereby the screen carrier () is penetrated by a rotationally cylindrical core part () and is mounted rotatably on this, the core part () and the housing () being designed to be stationary and fixed in terms of rotation with respect to the rotatable screen carrier ().

Filtering device for fluids

The invention relates to an apparatus for the pretreatment and subsequent conveying or plastification of plastics, with a container with a mixing and/or comminution implement that is rotatable around an axis of rotation, wherein, in a side wall, an aperture is formed, through which the plastics material can be removed, a multiscrew conveyor being provided, with at least two screws rotating in a housing, wherein the imaginary continuation of the longitudinal axis of the conveyor in a direction opposite to the direction of conveying passes the axis of rotation, where, on the outflow side, there is an offset distance between the longitudinal axis of the screw closest to the container, on the outflow side, and the radius that is parallel to the longitudinal axis, and in that the screws co-rotate.

The invention at hand relates to a rotor disk () to be inserted into a receptacle () for the treatment of polymers, having a disk body () on whose top side () mixing and/or comminuting tools () are providable and on whose opposite underside () a number of conveying ribs () extending from the interior to the exterior are provided with which during operation polymer particles are transportable towards the exterior or, respectively, that during operation exert a force directed from the center () of the rotor disk () towards the exterior on the polymer particles grasped by the conveying ribs (). In accordance with the invention it is provided that the conveying ribs () are curved concavely in the direction of rotation or, respectively, of movement.

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Linz, Austria

Klaus Feichtinger