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| Number | Title | Issue Date |
| 7396224 | Calibrating basket for a calibrating station A calibration basket is configured for a calibration station disposed in an apparatus for producing plastic tubes. The calibration basket contains calibration tools that are successively disposed at a distance from each other across the circumference of the tube. Th... | 07/08/2008 |
| 7393484 | Flow guide for underwater pelletizer A water flow guide stationarily mounted in the water box of an underwater pelletizer to selectively direct the pressurized water flowing through the water box in order to more efficiently cool and rigidify the extruded polymer strands and enable the rotary cutter bl... | 07/01/2008 |
| 7172397 | Two-piece water box assembly for pelletizer A two-piece water box assembly includes a water box main body and an inline adapter ring. The water box main body and inline adapter ring define the water box cutting chamber, with the inline adapter ring being positioned between the water box main body and the die ... | 02/06/2007 |
| 7128546 | Underwater granulator with a water pipe mounted in a swivel joint An apparatus for granulating extruded material includes an extruder and an underwater granulator connected to the extruder and having a cutting plate for cutting extruded material, the granulator being hinged so that it can swivel about a swivel axis when disconnect... | 10/31/2006 |
| 7112047 | Infinitely adjustable calibration sleeve for extruded plastic pipes Infinitely adjustable calibration sleeve for extruded plastic pipes includes an inlet head and two strap layers that intersect like a lattice grate and that are linked with each other at the crossing points. In that manner, the inlet head and the strap layers are ad... | 09/26/2006 |
| 7037096 | Cellulose extrusion Apparatus for the production of extruded blown cellulose film from a solution of cellulose, water and an amine-oxide, which includes:—extrusion apparatus for continuously extruding a cellulose solution to produce a cellulose film;—solidifying apparatus for solid... | 05/02/2006 |
| 7011509 | Cooled calibrating device for a plastic extrusion facility The invention relates to a cooled calibrating device for a plastic extrusion facility, comprising a housing (5) receiving a cooling liquid (2) and calibrating guides (6) through which a plastic profile (1) is passed, in addition to inlet ... | 03/14/2006 |
| 7008203 | Device for granulating a thermoplastic, which is extruded from nozzles The present invention relates to a device for granulating thermoplastic materials issuing from orifices, said orifices being provided in a substantially circular arrangement in an orifice plate and being swept by blades rotating about a blade carrier shaft, said bla... | 03/07/2006 |
| 6705850 | Apparatus for biopolymer coagulation in a uniform flow An apparatus for forming a fiber from a biocompatible biopolymer includes a fiber-formation tube that defines a bore extending generally vertically from an upper end to a lower end. Coagulation fluid enters the tube through a fluid inlet coupled to its upper end and... | 03/16/2004 |
| 6679693 | Adjustable weir assembly A weir assembly is disclosed in which the size and shape of the opening can be easily changed, by utilizing a sizing insert system. In one embodiment, the sizing insert comprises a mechanical iris. The position of the opening is easily adjustable by utili... | 01/20/2004 |
| 6527532 | Apparatus for making a wood-plastic profile The invention relates to a method for making a dimensionally stable wood-thermoplastic composite material composed of a wood component and a thermoplastic component comprising the steps of forming a wood-thermoplastic mass at a temperature above the melti... | 03/04/2003 |
| 6234778 | Device for spinning of solutions of cellulose carbamate The invention is an apparatus for spinning solutions of cellulose carbamate by extruding the solution through a spinneret into a precipitation bath, coagulating the cellulose carbamate fibers thus formed and drawing off the fibers by mechanical means, whe... | 05/22/2001 |
| 6135748 | Apparatus for manufacturing a replacement pipe liner in reduced form An apparatus for manufacturing a liner for installation in an existing conduit in reduced form. The apparatus includes an extruder for extruding heated thermoplastic pipe material through a die to form a tubular shape, a shaping station for shaping the ex... | 10/24/2000 |
| 6089845 | Apparatus for co-extruded collagen coated foodstuffs Sausages are produced by co-extruding a uniform layer of acid collagen gel around an extruded edible meat product, and chemically coagulating the co-extruded gel in a bath containing a chemical coagulating agent, such as to provide a collagen casing of su... | 07/18/2000 |
| 5866251 | Device and process for the production of fibrious starch materials A process and device produce fibrous starch materials through extrusion of a dispersion or aqueous solution of starch material in a flow of saline coagulant. The dispersion or aqueous solution is extruded through a microporous tubular wall in an annular c... | 02/02/1999 |
| 5480295 | Easy-to-load extrustion sizing device A sizing device having a series of sets of sizing dies each composed of first and second die elements for use in extruding articles. Each die element is made of a plate having two opposite faces bounded by a peripheral edge. The edge further defines a not... | 01/02/1996 |
| 5388976 | Wall thickness measuring device with calibration device The invention relates to an extrusion installation for elongate products, more particularly plastics tubes, having an extruder 1, followed by a water-cooled calibration sleeve 8 which can be acted upon by negative pressure and a wall thickness measuring d... | 02/14/1995 |
| 5387093 | Apparatus for manufacturing seamless capsules An apparatus for manufacturing seamless capsules is provided with a multiple nozzle which blows multilayer liquid drops into a hardening liquid. The hardening liquid flows through a main flow path and an auxiliary flow path. The flow of hardening liquid t... | 02/07/1995 |
| 5346379 | Extruding device for extruding plastic tubing with a measuring device for measuring the wall thickness of the plastic tubing An extruding device for extruding plastic tubing includes an extruder with an outlet and a cooling device connected to the outlet of the extruder. The cooling device has a water-filled chamber and a vacuum tank that is directly connected downstream to the... | 09/13/1994 |
| 5342187 | Extrusion system having after/former means for reshaping tube of extrudant A shutter door assembly assembled primarily from extruded plastic components is provided. The shutter door assembly includes an outer rectangular frame surrounding a pivotally attached vaned panel door. Various side, top, and bottom legs of the frame and ... | 08/30/1994 |
| 5232712 | Extrusion apparatus and systems Systems are disclosed for forming an extrudate. The systems include an extrusion head assembly having at least a first inner bore and a second outer bore, a coagulant solution supply and a polymeric casting solution supply. The coagulant supply provides c... | 08/03/1993 |
| 5040960 | Apparatus for preparing encapsulated bodies An apparatus for the production of encapsulated bodies employing a dropping tank for a fluid to form the cores of the encapsulated bodies and a reaction tank containing a solution capable of forming gel skins upon contact with the core material in communi... | 08/20/1991 |
| 4923380 | Apparatus for the extrusion of collogen tubes An apparatus for the production of a collagen tube to be used as a vascular prostheses or nerve suture, including a cylindrical tubular spinneret having a feed end for an aqueous solution of collagen gel and a discharge end and a coagulant tube concentric... | 05/08/1990 |
| 4850835 | Cooling device for plastic granulate A cooling device for plastic granulate which is formed by cutting plastic strands emerging from a nozzle plate of an extruder and is fed to a stream of cooling water which adjoins the nozzle plate in the region of a cutting device. A pipe conducts the str... | 07/25/1989 |
| 4298565 | Spinning process A process for preparing high strength, high modulus aromatic polyamide filaments by extruding an acid solution containing at least 30 g. per 100 acid of an aromatic polyamide having an inherent viscosity of at least 4 and chain extending bonds which are e... | 11/03/1981 |
| 4251195 | Apparatus for making miniature capsules Apparatus for making miniature capsules having a capsule-forming orifice defined by the open ends of two coaxial conduits. The inner conduit defines a central opening in the orifice and the outer conduit defines an annulus circumferentially of the central... | 02/17/1981 |
