CH525769A - Multi-head extruder - Google Patents
Multi-head extruderInfo
- Publication number
- CH525769A CH525769A CH51471A CH51471A CH525769A CH 525769 A CH525769 A CH 525769A CH 51471 A CH51471 A CH 51471A CH 51471 A CH51471 A CH 51471A CH 525769 A CH525769 A CH 525769A
- Authority
- CH
- Switzerland
- Prior art keywords
- head extruder
- extruder
- head
- Prior art date
Links
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
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
-
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7001236A FR2076414A5 (en) | 1970-01-14 | 1970-01-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH525769A true CH525769A (en) | 1972-07-31 |
Family
ID=9049012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH51471A CH525769A (en) | 1970-01-14 | 1971-01-13 | Multi-head extruder |
Country Status (11)
Country | Link |
---|---|
AT (1) | AT318898B (en) |
BE (1) | BE761603A (en) |
CH (1) | CH525769A (en) |
DE (1) | DE2101443A1 (en) |
ES (1) | ES194409Y (en) |
FR (1) | FR2076414A5 (en) |
GB (1) | GB1336504A (en) |
IE (1) | IE35603B1 (en) |
LU (1) | LU62415A1 (en) |
NL (1) | NL7100304A (en) |
ZA (1) | ZA71192B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024057177A1 (en) * | 2022-09-13 | 2024-03-21 | Magic Mp S.P.A. | Parison forming head group with variable interaxial distance |
-
1970
- 1970-01-14 FR FR7001236A patent/FR2076414A5/fr not_active Expired
-
1971
- 1971-01-11 NL NL7100304A patent/NL7100304A/xx unknown
- 1971-01-12 ZA ZA710192A patent/ZA71192B/en unknown
- 1971-01-13 IE IE37/71A patent/IE35603B1/en unknown
- 1971-01-13 DE DE19712101443 patent/DE2101443A1/en active Pending
- 1971-01-13 CH CH51471A patent/CH525769A/en not_active IP Right Cessation
- 1971-01-14 AT AT31171A patent/AT318898B/en not_active IP Right Cessation
- 1971-01-14 LU LU62415D patent/LU62415A1/xx unknown
- 1971-01-14 BE BE761603A patent/BE761603A/en unknown
- 1971-01-14 ES ES1971194409U patent/ES194409Y/en not_active Expired
- 1971-01-14 GB GB191071A patent/GB1336504A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
LU62415A1 (en) | 1971-08-04 |
IE35603L (en) | 1971-07-14 |
AT318898B (en) | 1974-11-25 |
DE2101443A1 (en) | 1971-07-22 |
ES194409U (en) | 1974-12-01 |
BE761603A (en) | 1971-07-14 |
FR2076414A5 (en) | 1971-10-15 |
GB1336504A (en) | 1973-11-07 |
NL7100304A (en) | 1971-07-16 |
ZA71192B (en) | 1972-04-26 |
IE35603B1 (en) | 1976-03-31 |
ES194409Y (en) | 1975-03-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |