AT369321B - Verfahren zur kontinuierlichen herstellung waermeisolierter leitungsrohre - Google Patents
Verfahren zur kontinuierlichen herstellung waermeisolierter leitungsrohreInfo
- Publication number
- AT369321B AT369321B AT0071679A AT71679A AT369321B AT 369321 B AT369321 B AT 369321B AT 0071679 A AT0071679 A AT 0071679A AT 71679 A AT71679 A AT 71679A AT 369321 B AT369321 B AT 369321B
- Authority
- AT
- Austria
- Prior art keywords
- heat
- continuous production
- insulated pipes
- insulated
- pipes
- Prior art date
Links
- IHPYMWDTONKSCO-UHFFFAOYSA-N 2,2'-piperazine-1,4-diylbisethanesulfonic acid Chemical compound OS(=O)(=O)CCN1CCN(CCS(O)(=O)=O)CC1 IHPYMWDTONKSCO-UHFFFAOYSA-N 0.000 title 1
- 239000007990 PIPES buffer Substances 0.000 title 1
- 238000010924 continuous production Methods 0.000 title 1
- 238000000034 method Methods 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
- 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
- B29C48/022—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
- B29C48/15—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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
-
- 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
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/29—Feeding the extrusion material to the extruder in liquid form
-
- 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
- B29C48/362—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using static mixing devices
-
- 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
- B29C48/06—Rod-shaped
-
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
-
- 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
-
- 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
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/18—Cross-linking a thermoplastic linear foam during molding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Thermal Insulation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2806560A DE2806560B2 (de) | 1978-02-16 | 1978-02-16 | Verfahren zur kontinuierlichen Herstellung wärmeisolierter Leitungsrohre |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA71679A ATA71679A (de) | 1982-05-15 |
AT369321B true AT369321B (de) | 1982-12-27 |
Family
ID=6032131
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0071679A AT369321B (de) | 1978-02-16 | 1979-01-31 | Verfahren zur kontinuierlichen herstellung waermeisolierter leitungsrohre |
Country Status (16)
Country | Link |
---|---|
US (1) | US4289716A (de) |
AT (1) | AT369321B (de) |
BE (1) | BE873721A (de) |
CH (1) | CH637322A5 (de) |
DE (1) | DE2806560B2 (de) |
DK (1) | DK24879A (de) |
ES (1) | ES477718A1 (de) |
FR (1) | FR2417386A1 (de) |
GB (1) | GB2014506B (de) |
GR (1) | GR65638B (de) |
IT (1) | IT1110240B (de) |
NL (1) | NL7901192A (de) |
NO (1) | NO150504C (de) |
PT (1) | PT69236A (de) |
SE (1) | SE426039C (de) |
YU (1) | YU22079A (de) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2945275C2 (de) * | 1979-11-09 | 1984-02-02 | Wieland-Werke Ag, 7900 Ulm | Verfahren zum Ummanteln eines Metallrohres mit einer wärmeisolierenden Schaumstoffschicht |
NL8001732A (nl) * | 1980-03-25 | 1981-10-16 | Stamicarbon | Werkwijze voor de vervaardiging van produkten bestaande uit geschuimde en/of verknoopte polymere kunststoffen. |
DE3424269C2 (de) * | 1984-06-30 | 1994-01-27 | Krupp Ag | Vorrichtung zum Herstellen von armierten Profilen und verstärkten Schläuchen |
NO163648C (no) * | 1987-04-29 | 1990-06-27 | Dag Vilnes | Fremgangsmaate til isolering av et roerlegeme som er nedsenket i vann. |
GB9104671D0 (en) * | 1991-03-06 | 1991-04-17 | Browning Michael R S | Bicycle suspension system |
FR2681467B1 (fr) * | 1991-09-13 | 1993-11-19 | Alcatel Cable | Corps isolant a haute rigidite dielectrique et procede d'obtention d'un tel corps. |
US5227460A (en) * | 1991-12-30 | 1993-07-13 | Xerox Corporation | Cross-linked toner resins |
US5376494A (en) * | 1991-12-30 | 1994-12-27 | Xerox Corporation | Reactive melt mixing process for preparing cross-linked toner resin |
US5238328A (en) * | 1992-01-23 | 1993-08-24 | Adams Robert M | System for coextruded innerduct with filled outer layer |
DE4204759C1 (de) * | 1992-02-18 | 1992-12-03 | Friedrich Theysohn Gmbh, 3012 Langenhagen, De | |
US5407772A (en) * | 1993-11-30 | 1995-04-18 | Xerox Corporation | Unsaturated polyesters |
JPH08298032A (ja) * | 1995-04-25 | 1996-11-12 | Nippon Unicar Co Ltd | 架橋ポリエチレン絶縁電力ケーブルの製造方法 |
US5879723A (en) * | 1996-03-26 | 1999-03-09 | United States Brass Corporation | Automated tube reforming apparatus |
US5756023A (en) * | 1996-05-30 | 1998-05-26 | United States Brass Corporation | Method of producing reformed crosslinked polyethylene articles |
US6361842B1 (en) | 1996-05-30 | 2002-03-26 | United States Brass Corporation | Reformed crosslinked polyethylene articles |
CN1096929C (zh) * | 1996-12-14 | 2002-12-25 | 矢崎化工株式会社 | 木纹式花纹挤压成形法、木纹式花纹被覆钢管及其制造方法 |
FR2785967B1 (fr) * | 1998-11-16 | 2000-12-08 | Inst Francais Du Petrole | Conduite isolee thermiquement et methode de farication |
FR2785968B1 (fr) | 1998-11-16 | 2001-01-12 | Inst Francais Du Petrole | Conduite isolee thermiquement par un materiau elastomere et methode de fabrication |
US6284178B1 (en) | 1999-06-18 | 2001-09-04 | United States Brass Corporation | Methods of producing crosslinked polyethylene products |
US20040219317A1 (en) * | 2003-01-22 | 2004-11-04 | Wellstream International Limited | Process for manufacturing a flexible tubular pipe having extruded layers made of crosslinked polyethylene |
US7399443B2 (en) * | 2004-02-27 | 2008-07-15 | Lucent Technologies Inc. | Carbon particle fiber assembly technique |
GB2440547A (en) * | 2006-08-05 | 2008-02-06 | Rolls Royce Plc | A fluid carrying arrangement |
FR2925975B1 (fr) * | 2007-12-26 | 2016-05-27 | Areva Np | Conteneur de transport pour assemblage de combustible nucleaire, et procede de transport d'un assemblage de combustible nucleaire |
CN103882537B (zh) * | 2012-12-19 | 2016-08-17 | 财团法人工业技术研究院 | 纺丝装置 |
US9222200B2 (en) * | 2012-12-19 | 2015-12-29 | Industrial Technology Research Institute | Spinning device |
US9114364B2 (en) * | 2012-12-19 | 2015-08-25 | Industrial Technology Research Institute | Hollow fibers having a winding channel |
US20180111301A1 (en) * | 2016-10-20 | 2018-04-26 | Teng-Pu Lin | Device for making foam pipes and method for making foam pipes |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2994327A (en) * | 1955-04-26 | 1961-08-01 | Caronelle Inc | Articles of reinforced foam material |
US2928130A (en) * | 1955-09-08 | 1960-03-15 | Western Electric Co | Methods for making cellular plastic products |
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 |
CA863712A (en) * | 1968-10-07 | 1971-02-16 | Union Carbide Canada Limited | Tubular insulation formed by an extrusion process |
GB1303643A (de) * | 1969-06-24 | 1973-01-17 | ||
US3956438A (en) * | 1971-02-25 | 1976-05-11 | Barmag Barmer Maschinenfabrik Aktiengesellschaft | Process for extruding a partially foamed thermoplastic product |
US3706683A (en) * | 1971-02-26 | 1972-12-19 | Basf Wyandotte Corp | Cross-linked nitrogen- and chlorine-containing cellular plastics and a method for the preparation thereof |
JPS556111Y2 (de) * | 1971-06-04 | 1980-02-12 | ||
US3937447A (en) * | 1972-12-27 | 1976-02-10 | Siemag Siegener Maschinenbau Gmbh | Injection molding apparatus |
DE2331986A1 (de) * | 1973-06-20 | 1975-01-23 | Siemens Ag | Extruderspritzkopf |
US3940467A (en) * | 1973-07-20 | 1976-02-24 | Bethlehem Steel Corporation | Method of injection molding a structural foamed thermoplastic article having a uniform swirl-free and indent-free surface |
DE2445698C2 (de) * | 1974-09-25 | 1983-05-26 | Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover | Verfahren und Vorrichtung zum Herstellen von Strängen aus vernetzbaren Thermoplasten oder vulkanisierbaren Elastomeren |
JPS5150978A (en) * | 1974-10-30 | 1976-05-06 | Sumitomo Chemical Co | Echirenkeijugotaino kakyohatsuhoshashutsuseikeihoho |
DE2500972A1 (de) * | 1975-01-11 | 1976-07-15 | Schloemann Siemag Ag | Verfahren und vorrichtung zur herstellung von formteilen aus einem ein treibmittel enthaltenden thermoplastischen kunststoff |
US4073844A (en) * | 1975-03-22 | 1978-02-14 | Sumitomo Chemical Company, Limited | Preparation of crosslinked polyolefin foams and the mold |
DE2525561C2 (de) * | 1975-06-07 | 1985-11-07 | Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover | Verfahren zur kontinuierlichen Herstellung wärmeisolierter Leitungsrohre |
-
1978
- 1978-02-16 DE DE2806560A patent/DE2806560B2/de not_active Withdrawn
-
1979
- 1979-01-19 DK DK24879A patent/DK24879A/da not_active Application Discontinuation
- 1979-01-26 BE BE2057571A patent/BE873721A/xx not_active IP Right Cessation
- 1979-01-31 AT AT0071679A patent/AT369321B/de not_active IP Right Cessation
- 1979-01-31 GR GR58217A patent/GR65638B/el unknown
- 1979-02-01 YU YU00220/79A patent/YU22079A/xx unknown
- 1979-02-13 FR FR7903624A patent/FR2417386A1/fr active Pending
- 1979-02-13 CH CH139779A patent/CH637322A5/de not_active IP Right Cessation
- 1979-02-14 US US06/012,248 patent/US4289716A/en not_active Expired - Lifetime
- 1979-02-14 GB GB7905150A patent/GB2014506B/en not_active Expired
- 1979-02-15 IT IT20230/79A patent/IT1110240B/it active
- 1979-02-15 SE SE7901339A patent/SE426039C/sv unknown
- 1979-02-15 ES ES477718A patent/ES477718A1/es not_active Expired
- 1979-02-15 NO NO790513A patent/NO150504C/no unknown
- 1979-02-15 PT PT7969236A patent/PT69236A/de unknown
- 1979-02-15 NL NL7901192A patent/NL7901192A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NL7901192A (nl) | 1979-08-20 |
CH637322A5 (de) | 1983-07-29 |
DK24879A (da) | 1979-08-17 |
PT69236A (de) | 1979-03-01 |
GB2014506B (en) | 1982-05-12 |
GB2014506A (en) | 1979-08-30 |
SE7901339L (sv) | 1979-08-17 |
US4289716A (en) | 1981-09-15 |
YU22079A (en) | 1982-08-31 |
BE873721A (fr) | 1979-05-16 |
NO790513L (no) | 1979-08-17 |
DE2806560A1 (de) | 1979-08-30 |
GR65638B (en) | 1980-10-15 |
SE426039B (sv) | 1982-12-06 |
IT1110240B (it) | 1985-12-23 |
ATA71679A (de) | 1982-05-15 |
DE2806560B2 (de) | 1981-05-07 |
NO150504C (no) | 1984-10-31 |
FR2417386A1 (fr) | 1979-09-14 |
NO150504B (no) | 1984-07-23 |
SE426039C (sv) | 1985-09-09 |
ES477718A1 (es) | 1979-08-01 |
IT7920230A0 (it) | 1979-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
REN | Ceased due to non-payment of the annual fee |