FR2494626B1 - - Google Patents
Info
- Publication number
- FR2494626B1 FR2494626B1 FR8121771A FR8121771A FR2494626B1 FR 2494626 B1 FR2494626 B1 FR 2494626B1 FR 8121771 A FR8121771 A FR 8121771A FR 8121771 A FR8121771 A FR 8121771A FR 2494626 B1 FR2494626 B1 FR 2494626B1
- Authority
- FR
- France
- 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
Classifications
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- 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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/14—Twisting
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- 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
- B29C48/05—Filamentary, e.g. strands
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- 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
- B29C48/07—Flat, e.g. panels
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- 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
- B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
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- 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
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
-
- 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
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- 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
- B29C48/131—Curved articles
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- 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
- B29C48/301—Extrusion nozzles or dies having reciprocating, oscillating or rotating parts
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- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
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- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/18—Heat-exchangers or parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- General Engineering & Computer Science (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55164820A JPS57123034A (en) | 1980-11-21 | 1980-11-21 | Manufacture of synthetic resin turburent flow piece and apparatus therefor |
JP56005584A JPS57123035A (en) | 1981-01-16 | 1981-01-16 | Apparatus for producing synthetic resin turbulent flow piece |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2494626A1 FR2494626A1 (fr) | 1982-05-28 |
FR2494626B1 true FR2494626B1 (sv) | 1985-05-17 |
Family
ID=26339548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8121771A Granted FR2494626A1 (fr) | 1980-11-21 | 1981-11-20 | Procede et appareil de fabrication d'elements de turbulence en resine synthetique |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3145887A1 (sv) |
FR (1) | FR2494626A1 (sv) |
GB (1) | GB2088772A (sv) |
IT (1) | IT1142059B (sv) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2607748B1 (fr) * | 1986-12-05 | 1989-04-07 | Sogex Sa | Procede de preparation d'un element longiligne en forme d'helice, en resine synthetique pour sa fixation dans un corps tubulaire, par liberation de tensions internes induites |
GB9315346D0 (en) * | 1993-07-23 | 1993-09-08 | Marshall Graeme D | Fluid channelling means for use in heat transfer apparatus, and a method of producing fluid channelling means |
DE19835543C2 (de) * | 1998-08-06 | 2000-11-02 | Freudenberg Carl Fa | Verfahren zur Zwischenspeicherung eines im Strangpreßverfahren hergestellten Stranges |
DE102008033837B4 (de) * | 2008-04-21 | 2015-04-02 | Joma-Polytec Gmbh | Solarabsorber mit Absorberrohr und Wendelstreifen, sowie dazugehöriger Solarkollektor |
DE102020211603A1 (de) * | 2020-09-16 | 2022-03-17 | Fränkische Industrial Pipes GmbH & Co. KG | Vorrichtung zum temperieren eines bauteils und herstellungsverfahren der vorrichtung |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1016008B (de) * | 1953-01-17 | 1957-09-19 | Felten & Guilleaume Carlswerk | Schneckenpresse |
NL299224A (sv) * | 1962-10-30 | 1900-01-01 | ||
DE1729374A1 (de) * | 1967-01-25 | 1971-04-08 | Ver Deutsche Metallwerke Ag | Verfahren und Vorrichtung zur Herstellung von gewendelten Strangpressprofilen aus Kunststoff |
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 |
FR2302847A1 (fr) * | 1975-03-07 | 1976-10-01 | Bain & Cie Ets | Procede et dispositif de fabrication en continu de tuteurs creux en matiere plastique |
FR2404511A1 (fr) * | 1977-09-29 | 1979-04-27 | Sogex | Perfectionnements aux machines realisant l'extrusion continue de profiles en matiere plastique |
GB2016354A (en) * | 1978-02-10 | 1979-09-26 | Pracy H R | Improvements in or relating to screw conveyors and components therefor |
FR2425933A1 (fr) * | 1978-05-17 | 1979-12-14 | Nortene Sa | Procede et dispositif d'extrusion d'elements helicoidaux en matiere plastique, et elements obtenus |
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1981
- 1981-11-18 GB GB8134760A patent/GB2088772A/en not_active Withdrawn
- 1981-11-19 DE DE19813145887 patent/DE3145887A1/de active Granted
- 1981-11-20 FR FR8121771A patent/FR2494626A1/fr active Granted
- 1981-11-20 IT IT25217/81A patent/IT1142059B/it active
Also Published As
Publication number | Publication date |
---|---|
GB2088772A (en) | 1982-06-16 |
FR2494626A1 (fr) | 1982-05-28 |
DE3145887C2 (sv) | 1989-12-21 |
DE3145887A1 (de) | 1982-06-24 |
IT1142059B (it) | 1986-10-08 |
IT8125217A0 (it) | 1981-11-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |