IT7919052A0 - Estrusore continuo a coclea per la lavorazione di materie termoplastiche. - Google Patents
Estrusore continuo a coclea per la lavorazione di materie termoplastiche.Info
- Publication number
- IT7919052A0 IT7919052A0 IT7919052A IT1905279A IT7919052A0 IT 7919052 A0 IT7919052 A0 IT 7919052A0 IT 7919052 A IT7919052 A IT 7919052A IT 1905279 A IT1905279 A IT 1905279A IT 7919052 A0 IT7919052 A0 IT 7919052A0
- Authority
- IT
- Italy
- Prior art keywords
- processing
- screw extruder
- thermoplastic materials
- continuous screw
- continuous
- Prior art date
Links
- 239000012815 thermoplastic material Substances 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/76—Venting, drying means; Degassing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/254—Sealing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S277/00—Seal for a joint or juncture
- Y10S277/927—Seal including fluid pressure differential feature
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Press Drives And Press Lines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2800632A DE2800632C3 (de) | 1978-01-07 | 1978-01-07 | Schneckenstrangpresse für thermoplastische Kunststoffe |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7919052A0 true IT7919052A0 (it) | 1979-01-04 |
IT1109921B IT1109921B (it) | 1985-12-23 |
Family
ID=6029129
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19052/79A IT1109921B (it) | 1978-01-07 | 1979-01-04 | Estrusore continuo a coclea per la lavorazione di materie termoplastiche |
Country Status (6)
Country | Link |
---|---|
US (1) | US4265547A (it) |
JP (1) | JPS54101863A (it) |
DE (1) | DE2800632C3 (it) |
FR (1) | FR2413965A1 (it) |
GB (1) | GB2012203A (it) |
IT (1) | IT1109921B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH668296A5 (de) * | 1980-09-12 | 1988-12-15 | Barmag Barmer Maschf | Austragspumpe zum austragen von schmelzfluessigen polymeren. |
DE3805748A1 (de) * | 1988-02-24 | 1989-09-07 | Berstorff Gmbh Masch Hermann | Verfahren und einrichtung zur aufrechterhaltung eines rueckwaertsentgasungsvorganges an einem einschneckenextruder |
GB8908127D0 (en) * | 1989-04-11 | 1989-05-24 | Shaw Francis & Co Ltd | Mixer and a method of a mixer control |
DE4017724C1 (it) * | 1990-06-01 | 1991-03-07 | Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De | |
JP3174915B2 (ja) * | 1991-03-04 | 2001-06-11 | ザ ダウ ケミカル カンパニー | エチレン重合体の酸化的熱安定性を改善する方法 |
CN104228029A (zh) * | 2013-06-18 | 2014-12-24 | 国恩工业股份有限公司 | 具有真空进料装置的压出机 |
US20150064297A1 (en) * | 2013-08-30 | 2015-03-05 | Ko Win Yang Industrial Co., Ltd | Extruder having a vacuum feeder |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1677119A (en) * | 1925-07-25 | 1928-07-10 | James W Fuller | Apparatus for conveying pulverized material |
US2064703A (en) * | 1934-12-06 | 1936-12-15 | Research Corp | Shaft seal for high vacuum chambers |
US2432734A (en) * | 1944-12-16 | 1947-12-16 | Filtrol Corp | Extrusion device for forming pellets |
US2835514A (en) * | 1954-03-03 | 1958-05-20 | Ingersoll Rand Co | Rotary shaft seal |
US3177527A (en) * | 1962-07-16 | 1965-04-13 | Crompton & Knowles Corp | Extrusion apparatus with continuous stock infeed |
FR1480444A (fr) * | 1965-05-04 | 1967-05-12 | Lavorazione Mat Plast | Appareil pour la fabrication de fibres textiles à partir de polymères thermoplastiques linéaires |
DE1930540U (de) * | 1965-05-28 | 1966-01-05 | Barmag Barmer Maschf | Schneckenpresse zur verarbeitung thermoplastischer, insbesondere bereits vorplastifizierter bzw. frisch erschmolzener kunststoffe. |
US3376603A (en) * | 1966-05-20 | 1968-04-09 | Lavorazione Mat Plast | Apparatus for manufacturing synthetic textile fibers |
DE2203759B1 (de) * | 1972-01-24 | 1973-08-16 | Mannesmann Meer AG, 4050 Monchenglad bach | Entgasungseinrichtung fuer eine schneckenstrangpresse zur verarbeitung von kunststoffen und gummi |
DE2527365A1 (de) * | 1975-06-19 | 1976-12-30 | Berstorff Gmbh Masch Hermann | Axialdrucklagerung fuer eine schnecke einer schneckenpresse |
US4014555A (en) * | 1976-02-03 | 1977-03-29 | Jean Louis Jacottet | Hydrostatic sealing device |
-
1978
- 1978-01-07 DE DE2800632A patent/DE2800632C3/de not_active Expired
-
1979
- 1979-01-03 GB GB79192A patent/GB2012203A/en not_active Withdrawn
- 1979-01-04 IT IT19052/79A patent/IT1109921B/it active
- 1979-01-04 FR FR7900157A patent/FR2413965A1/fr active Granted
- 1979-01-05 JP JP5679A patent/JPS54101863A/ja active Pending
- 1979-01-05 US US06/001,240 patent/US4265547A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4265547A (en) | 1981-05-05 |
JPS54101863A (en) | 1979-08-10 |
FR2413965A1 (fr) | 1979-08-03 |
DE2800632B2 (de) | 1980-06-19 |
FR2413965B1 (it) | 1984-02-17 |
GB2012203A (en) | 1979-07-25 |
DE2800632C3 (de) | 1981-02-19 |
IT1109921B (it) | 1985-12-23 |
DE2800632A1 (de) | 1979-07-12 |
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