Abstract

Extruder (1) for processing material, comprising an extruder barrel (3) containing a bore (5) and at least one extruder screw (11) positioned within said bore, the bore having an upstream inlet portion for feeding the material to be processed and a downstream outlet portion connectable to an extruder exit (7) for material processed through the extruder, the at least one extruder screw has a length:diameter ratio of less than 20:1, the extruder further comprising at least one recycling channel (13, 15) running through the barrel from the outlet portion of the bore and at least two recycling exits (19, 21, 23) that connect a recycling channel to the bore upstream of the outlet portion by and further comprising means for directing the material through the at least one recycling channel and the recycling exits and/or the extruder exit.

IPC Classes  ?

• B29B 7/66 - Recycling the material
• B01F 15/02 - Feed or discharge mechanisms
• A21C 1/06 - Mixing or kneading machines for the preparation of dough with horizontally-mounted mixing or kneading toolsWorm mixers

Goods & Services

Machines and equipment for research and development purposes in the field of plastic processing, in the field of biotechnology, in the field of the pharmaceutical industry, in the field of the foodstuff industry and in the field of the cattle feed industry; components for machines and equipment; test equipment for use in plastic processing, in biotechnology, in the pharmaceutical industry, in the foodstuff industry and in the cattle feed industry. Consultancy in the field of plastics processing. Research in the field of plastics, plastics processing, biotechnology, pharmaceutics, foodstuffs and cattle feed; consultancy in the field of biotechnology and pharmaceutics; drafting of expert reports by graduate engineers; designing of articles to be made of plastics; developing of biotechnological products, pharmaceutical products, foodstuffs and additives therefor, cattle feed and additives therefor; test operations relating to plastic processing, the manufacture of plastic products, biotechnological products, pharmaceutical products, foodstuffs and additives therefor, cattle feed and additives therefor; performance of technical calculations in the field of plastic processing, biotechnology, pharmaceutics, foodstuffs and cattle feed; laboratory services in the field of plastics, plastics processing, biotechnology, pharmaceutics, foodstuffs and cattle feed; testing of plastics, biotechnological and pharmaceutical products, foodstuffs, cattle feed; hiring out machines and equipment for research and development purposes in plastic processing, in biotechnology, in the pharmaceutical industry, in the foodstuff industry and in the cattle feed industry; hiring out test equipment for use in plastic processing, in biotechnology, in the pharmaceutical industry, in the foodstuff industry and in the cattle feed industry; designing, developing and implementing software for the plastics processing industry, the biotechnological industry, the pharmaceutical industry, the foodstuff industry and the cattle feed industry; testing of machines, equipment and test equipment for research and development purposes in plastic processing, in biotechnology, in the pharmaceutical industry, in the foodstuff industry and in the cattle feed industry.

Goods & Services

(1) Material processing and treatment machines in a research- and development-environment in the area of polymers, pharmaceuticals, food and feed, namely extruders for processing and mixing of materials; chill-rolls and calendars for use in the production of cast films and sheets; strand pelletizers for granulating materials; compounding machines for use in blending, alloying and dispersing materials; injection molding machines to produce test-samples in any shape; film and fiber machines for use in producing cast film, blown film, sheets and fibers. (2) Testing presses and extruders for use in the manufacturing of materials. (1) Consultancy in the field of plastics processing. (2) Research in the field of plastics, plastics processing, biotechnology, pharmaceutics, foodstuffs and cattle feed; consultancy in the field of biotechnology and pharmaceutics; drafting of expert reports by graduate engineers; designing of articles to be made of plastics; developing of biotechnological products, pharmaceutical products, foodstuffs and additives therefore, cattle feed and additives therefore; test operations relating to plastics processing, the manufacture of plastics products, biotechnological products, pharmaceutical products, foodstuffs and additives therefore, cattle feed and additives therefore; performance of technical calculations in the field of plastics processing, biotechnology, pharmaceutics, foodstuffs and cattle feed; laboratory services in the field of plastics, plastics processing, biotechnology, pharmaceutics, foodstuffs and cattle feed; testing of plastics, biotechnological and pharmaceutical products, foodstuffs, cattle feed; hiring out machines and equipment for research and development purposes in plastics processing, in biotechnology, in the pharmaceutical industry, in the foodstuff industry and in the cattle feed industry; hiring out test equipment for use in plastics processing, in biotechnology, in the pharmaceutical industry, in the foodstuff industry and in the cattle feed industry; designing, developing and implementing software for the plastics processing industry, the biotechnological industry, the pharmaceutical industry, the foodstuff industry and the cattle feed industry; testing of machines, equipment and test equipment for research and development purposes in plastics processing, in biotechnology, in the pharmaceutical industry, in the foodstuff industry and in the cattle feed industry.

Goods & Services

Machines and equipment for research and development purposes, namely, extrusion molding machines for processing and mixing of materials, [ chill-rolls and calendaring machines, namely, machines for making films and sheets by pressing materials through sets of heated and/or cooled cylinders, strand pelletizers, namely, machines for making pellets from strands of material, ] compounding machines, namely, machines for blending materials, and injection moulding machines, [ all for use in plastic processing, in the biotechnology industry, in the pharmaceutical industry, in the food stuff industry and in the cattle feed industry; ] components for extrusion molding machines, injection moulding machines, compounding machines, [ strand pelletizers, and chill-rolls and calendaring machines, ], namely, electronic control systems, screws, barrels, [ cylinders, dies for use with machine tools, and mechanical or electronic winders, namely, for use with films and/or fiber devices, all for use in the biotechnology industry, in the pharmaceutical industry, in the foodstuff industry and in the cattle feed industry ] Consultancy in the field of plastics processing [ Research in the field of plastics, plastics processing, biotechnology, pharmaceutics, foodstuffs and cattle feed, excluding the treatment of genes and proteins and their disorders; ] consultancy in the field of biotechnology and pharmaceutics, excluding the treatment of genes and proteins and their disorders; [ drafting of expert reports by graduate engineers; designing of articles to be made of plastics; developing of biotechnological products, pharmaceutical products, foodstuffs and additives therefor, cattle feed and additives therefor, excluding products for use in the treatment of genes and proteins and their disorders; materials test operations relating to plastic processing, the manufacture of plastic products, biotechnological products, pharmaceutical products, foodstuffs and additives therefor, cattle feed and additives therefor, excluding products for use in the excluding the treatment of genes and proteins and their disorders; performance of technical calculations in the field of plastic processing, biotechnology, pharmaceutics, foodstuffs and cattle feed, excluding the treatment of genes and proteins and their disorders; laboratory services, namely, the preparation and analysis of samples, and the interpretation of data from analyses of samples in the field of plastics, plastics processing, biotechnology, pharmaceutics, foodstuffs and cattle feed, excluding the treatment of genes and proteins and their disorders; testing of plastics, biotechnological and pharmaceutical products, foodstuffs, cattle feed, excluding the treatment of genes and proteins and their disorders; rental of machines and equipment for research and development purposes in plastic processing, in biotechnology, in the pharmaceutical industry, in the foodstuff industry and in the cattle feed industry, excluding the treatment of genes and proteins and their disorders; rental of test equipment, namely, testing extruders and injection moulding machines to produce test-samples in any shape for use in plastic processing, in the biotechnology industry, in the pharmaceutical industry, in the foodstuff industry and in the cattle feed industry, excluding the treatment of genes and proteins and their disorders; ] designing, developing and implementing software for the plastics processing industry, the biotechnological industry, the pharmaceutical industry, the foodstuff industry[ and the cattle feed industry, ] excluding the treatment of genes and proteins and their disorders; [ testing of machines, equipment and test equipment for research and development purposes in plastic processing, in biotechnology, in the pharmaceutical industry, in the foodstuff industry and in the cattle feed industry, excluding the treatment of genes and proteins and their disorders ]