AT112709T - Method for constantly preserving a present working pressure on underwater cutting elements of granulating machines, and machine of this general with device for controlling and using this working pressure. - Google Patents

Method for constantly preserving a present working pressure on underwater cutting elements of granulating machines, and machine of this general with device for controlling and using this working pressure.

Info

Publication number
AT112709T
AT112709T AT90202173T AT90202173T AT112709T AT 112709 T AT112709 T AT 112709T AT 90202173 T AT90202173 T AT 90202173T AT 90202173 T AT90202173 T AT 90202173T AT 112709 T AT112709 T AT 112709T
Authority
AT
Austria
Prior art keywords
working pressure
controlling
general
machine
underwater cutting
Prior art date
Application number
AT90202173T
Other languages
German (de)
Inventor
Andrea Guggiari
Original Assignee
Pomini Spa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to IT2175989A priority Critical patent/IT1232793B/en
Application filed by Pomini Spa filed Critical Pomini Spa
Publication of AT112709T publication Critical patent/AT112709T/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/02Making granules by dividing preformed material
    • B29B9/06Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • B29B9/065Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion under-water, e.g. underwater pelletizers
AT90202173T 1989-09-19 1990-08-10 Method for constantly preserving a present working pressure on underwater cutting elements of granulating machines, and machine of this general with device for controlling and using this working pressure. AT112709T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT2175989A IT1232793B (en) 1989-09-19 1989-09-19 Method for maintaining a constant and predetermined contact pressure on cutting elements under water in granulating machines and relative machine with a device for controlling and actuating said pressure.

Publications (1)

Publication Number Publication Date
AT112709T true AT112709T (en) 1994-10-15

Family

ID=11186468

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90202173T AT112709T (en) 1989-09-19 1990-08-10 Method for constantly preserving a present working pressure on underwater cutting elements of granulating machines, and machine of this general with device for controlling and using this working pressure.

Country Status (9)

Country Link
US (1) US5110523A (en)
EP (1) EP0418941B1 (en)
JP (1) JP2948293B2 (en)
AT (1) AT112709T (en)
CA (1) CA2023073A1 (en)
DE (1) DE69013284T2 (en)
DK (1) DK0418941T3 (en)
ES (1) ES2063905T3 (en)
IT (1) IT1232793B (en)

Families Citing this family (36)

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JPH0720618B2 (en) * 1990-05-22 1995-03-08 株式会社日本製鋼所 Granulating method and apparatus for plastics
DE4116933C2 (en) * 1991-05-24 1993-04-15 Werner & Pfleiderer Gmbh, 7000 Stuttgart, De
JPH0784010B2 (en) * 1991-11-29 1995-09-13 株式会社神戸製鋼所 Underwater cutting granulator
US5330340A (en) * 1992-03-25 1994-07-19 The Black Clawson Company Pelletizer with automatic knife adjustment
DE4214481C1 (en) * 1992-05-07 1993-05-19 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De
JP3347366B2 (en) * 1992-06-23 2002-11-20 塩野義製薬株式会社 Rolling granulation apparatus and method
DE4408235C1 (en) * 1994-03-11 1995-02-16 Werner & Pfleiderer Process and apparatus for automatically controlling the bearing pressure force of the cutting knives of an apparatus for granulating extruded plastics under water
US6332765B1 (en) 1996-11-15 2001-12-25 Gala Industries, Inc. Cutter hub holder
DE19647396C2 (en) * 1996-11-15 2002-04-11 Gala Kunststoff Und Kautschukm Cutter head holder
US6293482B1 (en) * 1998-11-24 2001-09-25 The Japan Steel Works, Ltd. Method and apparatus for cutting strand
US6217802B1 (en) 1998-12-30 2001-04-17 Pelletizer Knives, Inc. Polymer pelletizing indexing system
US7037095B1 (en) * 1999-07-08 2006-05-02 Nestec S.A. Extrusion die plate and cutter assembly with hydraulic motor
US7290999B2 (en) * 2002-03-21 2007-11-06 Nestec S.A. Extrusion die plate and cutter assembly with hydraulic motor
DE50104226D1 (en) * 2000-06-09 2004-11-25 Helmut Bacher DEVICE FOR PRESSING THE KNIVES TO THE HOLE PLATE OF A PELLETIZING DEVICE
AT410072B (en) 2001-06-08 2003-01-27 Erema Method and device for adjusting the preloading of the knives of a granulating device
AU2003211166A1 (en) 2002-02-28 2003-09-16 Exxonmobil Chemical Patents Inc Pelletizer knife hub transport mechanism
US7033152B2 (en) 2002-05-09 2006-04-25 Gala Industries, Inc Underwater pelletizer with positively controlled cutter HUB
DE10230321A1 (en) * 2002-07-05 2004-01-22 Coperion Waeschle Gmbh & Co. Kg Device and method for providing a granulate
US6925741B2 (en) * 2002-10-29 2005-08-09 Gala Industries, Inc. Sectioned adjustable water flow guide for pelletizer
WO2006089158A2 (en) * 2005-02-18 2006-08-24 Jmp Industries, Inc. Pulse wave modulator cutting assembly
US20060121142A1 (en) * 2004-02-27 2006-06-08 Jmp Industries, Inc. Pulse wave modulator cutting assembly
DE102004020898B4 (en) * 2004-04-28 2011-01-13 Borsig Gmbh Apparatus and method for measuring and adjusting the contact pressure of knives
EP2067591B1 (en) 2007-12-03 2011-10-19 ECON Maschinenbau und Steuerungstechnik Gmbh Method for pressing knives on a die plate and device for carrying out the method
JP4369973B2 (en) * 2007-12-27 2009-11-25 株式会社日本製鋼所 Cutter device
DE102008020502B4 (en) * 2008-04-23 2013-06-13 Kraussmaffei Berstorff Gmbh Method for aligning a knife shaft of a granulator and granulator for producing plastic granules
AT507066B1 (en) * 2008-09-18 2010-02-15 Econ Maschb Und Steuerungstech Device for granulating plastic
AT508199B1 (en) * 2008-12-16 2011-05-15 Erema DEVICE FOR HOT SPILL GRANULATION
JP5235729B2 (en) 2009-03-10 2013-07-10 株式会社神戸製鋼所 Resin granulator
US20100323047A1 (en) * 2009-06-17 2010-12-23 Fridley Michael A Solid one-piece cutter hub and blade combination
TWI549801B (en) * 2009-06-18 2016-09-21 葛拉工業公司 System for controlling cutter hub position in underfluid pelletizer
DE102009037398A1 (en) 2009-08-13 2011-02-17 Automatik Plastics Machinery Gmbh Cutter head holder of an underwater granulator
US8486340B2 (en) 2009-09-15 2013-07-16 Korea Institute Of Industrial Technology Apparatus and method for continuously producing and pelletizing gas hydrates using dual cylinder
KR101161011B1 (en) 2010-04-26 2012-07-02 (주)대우건설 Device and method for continuous hydrate production and dehydration by centrifugal force
RU2482907C1 (en) * 2011-09-16 2013-05-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Юго-Западный государственный университет" (ЮЗГУ) Fertiliser granulation device
CN105492176B (en) * 2013-08-20 2019-03-05 戈拉工业公司 System and method for Self-aligning cutting hub assembly
RU2682531C1 (en) * 2018-05-11 2019-03-19 Федеральное государственное бюджетное образовательное учреждение высшего образования "Юго-Западный государственный университет" (ЮЗГУ) Device for granulation of fertilizers

Family Cites Families (17)

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Publication number Priority date Publication date Assignee Title
GB774681A (en) * 1953-09-01 1957-05-15 Ici Ltd Improvements in or relating to thermoplastic polymeric materials
US2775788A (en) * 1955-03-28 1957-01-01 Olin Mathieson Extrusion apparatus
US3196487A (en) * 1963-07-18 1965-07-27 Du Pont Melt cutter apparatus
GB1062307A (en) * 1965-03-17 1967-03-22 Shell Int Research Improvements in and relating to the manufacture of particulate expandable polymers and to the manufacture of expanded polymers therefrom
US3317957A (en) * 1965-06-11 1967-05-09 Nrm Corp Pelletizer
US3676029A (en) * 1970-04-09 1972-07-11 Peter Hopkin Pelletizing apparatus
JPS5646966B2 (en) * 1974-01-08 1981-11-06
US4011170A (en) * 1974-07-10 1977-03-08 John Harlan Pickin Marbled detergent bars
US4123207A (en) * 1976-03-29 1978-10-31 Gala Industries, Inc. Underwater pelletizer and heat exchanger die plate
DD138865A3 (en) * 1977-03-23 1979-11-28 Heinz Walter Device for hollowing the granulating knives of a plastic granulator
US4300877A (en) * 1979-01-10 1981-11-17 Sterling Extruder Corp. Underwater pelletizer
US4529370A (en) * 1981-11-09 1985-07-16 Thomas R. Vigil Pelletizer
DE3405978C1 (en) * 1984-02-18 1985-04-18 Werner & Pfleiderer Device for granulating plastics
IT1180182B (en) * 1984-06-08 1987-09-23 Montedison Spa Cutting device for the hot granulation of thermoplastic polymers
DE3541500C2 (en) * 1985-11-23 1988-08-25 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De
IT1188268B (en) * 1986-01-17 1988-01-07 Pomini Farrel Spa Cutting equipment in extruded plastic granules with liquid flow transport
US4728275A (en) * 1986-09-18 1988-03-01 Arco Chemical Company Multi-bladed disc cutter for underwater pelletizers

Also Published As

Publication number Publication date
JPH03173611A (en) 1991-07-26
IT8921759D0 (en) 1989-09-19
EP0418941B1 (en) 1994-10-12
ES2063905T3 (en) 1995-01-16
DE69013284T2 (en) 1995-02-16
JP2948293B2 (en) 1999-09-13
EP0418941A3 (en) 1991-05-22
IT1232793B (en) 1992-03-05
DK0418941T3 (en) 1995-02-27
US5110523A (en) 1992-05-05
CA2023073A1 (en) 1991-03-20
EP0418941A2 (en) 1991-03-27
DE69013284D1 (en) 1994-11-17

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee