GB1454431A - Apparatus for extruding sections and in particular tubes of cross-linked plastics material - Google Patents
Apparatus for extruding sections and in particular tubes of cross-linked plastics materialInfo
- Publication number
- GB1454431A GB1454431A GB325474A GB325474A GB1454431A GB 1454431 A GB1454431 A GB 1454431A GB 325474 A GB325474 A GB 325474A GB 325474 A GB325474 A GB 325474A GB 1454431 A GB1454431 A GB 1454431A
- Authority
- GB
- United Kingdom
- Prior art keywords
- passage
- cross
- passages
- die
- polyethylene
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 239000000463 material Substances 0.000 title 1
- 229920003023 plastic Polymers 0.000 title 1
- 239000004033 plastic Substances 0.000 title 1
- 239000004698 Polyethylene Substances 0.000 abstract 4
- -1 polyethylene Polymers 0.000 abstract 4
- 229920000573 polyethylene Polymers 0.000 abstract 4
- 238000004132 cross linking Methods 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- 239000003431 cross linking reagent Substances 0.000 abstract 1
- 238000013016 damping Methods 0.000 abstract 1
- 230000010349 pulsation Effects 0.000 abstract 1
- 229920001169 thermoplastic Polymers 0.000 abstract 1
- 239000004416 thermosoftening plastic Substances 0.000 abstract 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
-
- 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
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- 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
- B29C48/03—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
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/10—Thermosetting resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2301/00—Use of unspecified macromolecular compounds as reinforcement
- B29K2301/10—Thermosetting resins
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 |
---|---|---|---|
FR7304321A FR2216097B1 (enrdf_load_html_response) | 1973-02-07 | 1973-02-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1454431A true GB1454431A (en) | 1976-11-03 |
Family
ID=9114477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB325474A Expired GB1454431A (en) | 1973-02-07 | 1974-01-24 | Apparatus for extruding sections and in particular tubes of cross-linked plastics material |
Country Status (9)
Country | Link |
---|---|
BE (1) | BE808919A (enrdf_load_html_response) |
CH (1) | CH575290A5 (enrdf_load_html_response) |
ES (1) | ES422662A1 (enrdf_load_html_response) |
FR (1) | FR2216097B1 (enrdf_load_html_response) |
GB (1) | GB1454431A (enrdf_load_html_response) |
IT (1) | IT1009101B (enrdf_load_html_response) |
NL (1) | NL160755C (enrdf_load_html_response) |
NO (1) | NO142805C (enrdf_load_html_response) |
SE (1) | SE404670B (enrdf_load_html_response) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0033587B1 (en) * | 1980-01-18 | 1983-05-11 | Wirsbo Bruks Aktiebolag | Preparation of shaped crosslinked materials |
US5204039A (en) * | 1990-11-27 | 1993-04-20 | Mitsui Toatsu Chemicals, Inc. | Extrusion method and extruder used for obtaining phenolic resin pipe |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2834054A (en) * | 1953-05-27 | 1958-05-13 | Union Carbide Corp | Process for extruding polychlorotrifluoroethylene |
DE1148376B (de) * | 1960-12-12 | 1963-05-09 | Western Plastics Corp | Strangpresskopf zur Herstellung von Kunststoffrohren |
US3146495A (en) * | 1962-03-07 | 1964-09-01 | Albert A Sanford | Seamless plastic tubing extrusion molding machine |
FR2031753A5 (enrdf_load_html_response) * | 1969-02-06 | 1970-11-20 | Western Plastics Corp |
-
1973
- 1973-02-07 FR FR7304321A patent/FR2216097B1/fr not_active Expired
- 1973-12-20 BE BE139117A patent/BE808919A/xx not_active IP Right Cessation
-
1974
- 1974-01-07 CH CH12574A patent/CH575290A5/xx not_active IP Right Cessation
- 1974-01-11 IT IT67077/74A patent/IT1009101B/it active
- 1974-01-24 GB GB325474A patent/GB1454431A/en not_active Expired
- 1974-01-28 ES ES422662A patent/ES422662A1/es not_active Expired
- 1974-02-01 NL NL7401433.A patent/NL160755C/xx not_active IP Right Cessation
- 1974-02-05 SE SE7401480A patent/SE404670B/xx unknown
- 1974-02-07 NO NO740401A patent/NO142805C/no unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0033587B1 (en) * | 1980-01-18 | 1983-05-11 | Wirsbo Bruks Aktiebolag | Preparation of shaped crosslinked materials |
US5204039A (en) * | 1990-11-27 | 1993-04-20 | Mitsui Toatsu Chemicals, Inc. | Extrusion method and extruder used for obtaining phenolic resin pipe |
Also Published As
Publication number | Publication date |
---|---|
NL7401433A (enrdf_load_html_response) | 1974-08-09 |
NO142805C (no) | 1980-10-22 |
SE404670B (sv) | 1978-10-23 |
NL160755B (nl) | 1979-07-16 |
FR2216097B1 (enrdf_load_html_response) | 1976-04-09 |
FR2216097A1 (enrdf_load_html_response) | 1974-08-30 |
DE2405927B2 (de) | 1977-03-31 |
BE808919A (fr) | 1974-06-20 |
ES422662A1 (es) | 1976-04-16 |
DE2405927A1 (de) | 1974-08-08 |
NO142805B (no) | 1980-07-14 |
NL160755C (nl) | 1979-12-17 |
NO740401L (no) | 1974-08-08 |
IT1009101B (it) | 1976-12-10 |
CH575290A5 (enrdf_load_html_response) | 1976-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |