IT8053646V0 - Procedimento e dispositivo per la fabbricazione di un tubo coibentato - Google Patents
Procedimento e dispositivo per la fabbricazione di un tubo coibentatoInfo
- Publication number
- IT8053646V0 IT8053646V0 IT8053646U IT5364680U IT8053646V0 IT 8053646 V0 IT8053646 V0 IT 8053646V0 IT 8053646 U IT8053646 U IT 8053646U IT 5364680 U IT5364680 U IT 5364680U IT 8053646 V0 IT8053646 V0 IT 8053646V0
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- manufacture
- insulated tube
- insulated
- tube
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
- B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
- B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
-
- 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
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/151—Coating hollow 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
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2945275A DE2945275C2 (de) | 1979-11-09 | 1979-11-09 | Verfahren zum Ummanteln eines Metallrohres mit einer wärmeisolierenden Schaumstoffschicht |
Publications (1)
Publication Number | Publication Date |
---|---|
IT8053646V0 true IT8053646V0 (it) | 1980-11-07 |
Family
ID=6085572
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8068711A IT8068711A0 (it) | 1979-11-09 | 1980-11-07 | Procedimento e dispositivo per la fabbricazione di un tubo coibentato |
IT8053646U IT8053646V0 (it) | 1979-11-09 | 1980-11-07 | Procedimento e dispositivo per la fabbricazione di un tubo coibentato |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8068711A IT8068711A0 (it) | 1979-11-09 | 1980-11-07 | Procedimento e dispositivo per la fabbricazione di un tubo coibentato |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE885898A (it) |
DE (1) | DE2945275C2 (it) |
FR (1) | FR2469269A1 (it) |
GB (1) | GB2063147A (it) |
IT (2) | IT8068711A0 (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2259270B (en) * | 1991-09-07 | 1995-08-16 | Extrudit Ltd | Plastics piping |
US7622680B2 (en) * | 2003-09-10 | 2009-11-24 | Tyco Electronics Corporation | Cable jacket with internal splines |
CN104896207A (zh) * | 2015-05-26 | 2015-09-09 | 成都高普石油工程技术有限公司 | 一种结构稳定型石油管道 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1629716C3 (de) * | 1967-09-29 | 1983-06-01 | Benteler-Werke Ag Werk Neuhaus, 4790 Paderborn | Verfahren und Vorrichtung zum kontinuierlichen Aufbringen einer wärme- und schallisolierenden Mantelschicht auf ein Metallrohr |
AT298911B (de) * | 1967-11-16 | 1972-05-25 | Sueddeutsche Kabelwerke | Wärmeisolierung aus Kunststoffschaum für Metallrohre |
JPS5216235B2 (it) * | 1972-01-31 | 1977-05-07 | ||
BE805612A (en) * | 1973-10-03 | 1974-02-01 | Sumitomo Chemical Co | Thermoplastic resin sheath - by extruding tube with internal helical rib, and engaging central part of rib on support eg electric wire |
US3972970A (en) * | 1974-02-07 | 1976-08-03 | Western Electric Company, Inc. | Method for extruding cellular thermoplastic products |
DE2420608A1 (de) * | 1974-04-27 | 1975-11-20 | Wieland Werke Ag | Verfahren und vorrichtung zur herstellung eines mit einem geschaeumten kunststoffmantel versehenen metallrohres |
US3975473A (en) * | 1974-09-12 | 1976-08-17 | Union Carbide Corporation | Process for production of cellular thermoplastic bodies |
GB1542585A (en) * | 1976-06-22 | 1979-03-21 | Sumitomo Chemical Co | Method of extrusion coating with polyolefin foam |
DE2628883A1 (de) * | 1976-06-26 | 1978-01-05 | Kabel Metallwerke Ghh | Verfahren zum herstellen einer umhuellung aus aufgeschaeumtem kunststoff |
DE2806560B2 (de) * | 1978-02-16 | 1981-05-07 | Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover | Verfahren zur kontinuierlichen Herstellung wärmeisolierter Leitungsrohre |
-
1979
- 1979-11-09 DE DE2945275A patent/DE2945275C2/de not_active Expired
-
1980
- 1980-10-28 FR FR8023056A patent/FR2469269A1/fr not_active Withdrawn
- 1980-10-28 BE BE2/58825A patent/BE885898A/nl unknown
- 1980-11-03 GB GB8035291A patent/GB2063147A/en not_active Withdrawn
- 1980-11-07 IT IT8068711A patent/IT8068711A0/it unknown
- 1980-11-07 IT IT8053646U patent/IT8053646V0/it unknown
Also Published As
Publication number | Publication date |
---|---|
GB2063147A (en) | 1981-06-03 |
IT8068711A0 (it) | 1980-11-07 |
DE2945275A1 (de) | 1981-05-21 |
BE885898A (nl) | 1981-02-16 |
DE2945275C2 (de) | 1984-02-02 |
FR2469269A1 (fr) | 1981-05-22 |
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