DK153178C - Fremgangsmaade til fremstilling af varmeisolerende ledningsroer - Google Patents
Fremgangsmaade til fremstilling af varmeisolerende ledningsroerInfo
- Publication number
- DK153178C DK153178C DK221480A DK221480A DK153178C DK 153178 C DK153178 C DK 153178C DK 221480 A DK221480 A DK 221480A DK 221480 A DK221480 A DK 221480A DK 153178 C DK153178 C DK 153178C
- Authority
- DK
- Denmark
- Prior art keywords
- drawn
- tubing
- conduct
- insulating
- procedure
- 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
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making 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
- B29C48/15—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
Landscapes
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Thermal Insulation (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Insulating Bodies (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Insulated Conductors (AREA)
- Processes Specially Adapted For Manufacturing Cables (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Metal Extraction Processes (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Manufacturing Of Electric Cables (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2948484 | 1979-12-01 | ||
DE19792948484 DE2948484A1 (de) | 1979-12-01 | 1979-12-01 | Verfahren zur kontinuierlichen herstellung von waermeisolierten leitungsrohren |
Publications (3)
Publication Number | Publication Date |
---|---|
DK221480A DK221480A (da) | 1981-06-02 |
DK153178B DK153178B (da) | 1988-06-20 |
DK153178C true DK153178C (da) | 1988-11-14 |
Family
ID=6087405
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK221480A DK153178C (da) | 1979-12-01 | 1980-05-21 | Fremgangsmaade til fremstilling af varmeisolerende ledningsroer |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0029874B1 (fi) |
AT (1) | ATE9246T1 (fi) |
AU (1) | AU6136280A (fi) |
DE (1) | DE2948484A1 (fi) |
DK (1) | DK153178C (fi) |
ES (1) | ES492962A0 (fi) |
FI (1) | FI73807C (fi) |
PT (1) | PT71469A (fi) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE49144T1 (de) * | 1984-10-19 | 1990-01-15 | Schumag Ag | Verfahren zum geradeausziehen von rundmaterial und rohren sowie voll- und hohlprofil und anlage hierzu. |
DE19629678A1 (de) * | 1996-07-23 | 1998-01-29 | Brugg Rohrsysteme Gmbh | Verfahren zur Herstellung eines wärmeisolierten Leitungsrohres |
CN101298084B (zh) * | 2008-07-03 | 2010-08-04 | 中铝洛阳铜业有限公司 | 不等径壁厚或等径壁厚d型铜管的加工工艺 |
US8739835B2 (en) | 2009-09-22 | 2014-06-03 | Great Lakes Copper Inc. | Fluid transfer device having leak indication and method of making same |
CN101985132B (zh) * | 2010-10-15 | 2013-06-26 | 中冶东方工程技术有限公司 | 一种热连轧无缝钢管生产方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1504632A1 (de) * | 1951-01-28 | 1969-10-09 | Kabel Metallwerke Ghh | Verfahren und Vorrichtung zur Herstellung einer nahtlosen Huelle aus biegefaehigem waermeisolierendem Schaumstoff auf einem biegefaehigen Metallrohr in fortlaufendem horizontalem Arbeitsgang |
GB1108794A (en) * | 1964-12-21 | 1968-04-03 | Exxon Research Engineering Co | Spray foam insulated pipe |
DE2305348A1 (de) * | 1973-02-03 | 1974-08-08 | Kabel Metallwerke Ghh | Verfahren zur herstellung thermisch isolierter leitungsrohre |
CA990587A (en) * | 1974-01-07 | 1976-06-08 | Insta-Foam Products | Method and apparatus for forming jacketed, insulated pipe |
US3965551A (en) * | 1975-08-14 | 1976-06-29 | Allied Tube & Conduit Corporation | Production of polymer-coated steel tubing |
-
1979
- 1979-12-01 DE DE19792948484 patent/DE2948484A1/de active Granted
-
1980
- 1980-05-08 AT AT80102532T patent/ATE9246T1/de not_active IP Right Cessation
- 1980-05-08 EP EP80102532A patent/EP0029874B1/de not_active Expired
- 1980-05-21 DK DK221480A patent/DK153178C/da active
- 1980-06-12 FI FI801891A patent/FI73807C/fi not_active IP Right Cessation
- 1980-06-27 PT PT71469A patent/PT71469A/pt unknown
- 1980-06-30 ES ES492962A patent/ES492962A0/es active Granted
- 1980-08-12 AU AU61362/80A patent/AU6136280A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
DE2948484C2 (fi) | 1987-07-09 |
ES8102490A1 (es) | 1981-02-16 |
ATE9246T1 (de) | 1984-09-15 |
EP0029874B1 (de) | 1984-09-05 |
PT71469A (de) | 1980-07-01 |
EP0029874A3 (en) | 1982-01-27 |
FI73807B (fi) | 1987-07-31 |
FI801891A (fi) | 1981-06-02 |
FI73807C (fi) | 1987-11-09 |
DK153178B (da) | 1988-06-20 |
ES492962A0 (es) | 1981-02-16 |
DK221480A (da) | 1981-06-02 |
DE2948484A1 (de) | 1981-06-04 |
EP0029874A2 (de) | 1981-06-10 |
AU6136280A (en) | 1981-06-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE7707626L (sv) | Forfarande och anordning for tillverkning av en emaljerad elektrisk ledare | |
ES8201468A1 (es) | Perfeccionamientos en la estructura aislante de conductos termoaislados | |
BE882206A (fr) | Procede de formation de couches isolantes sur un tube, et tube ainsi obtenu | |
DK153178C (da) | Fremgangsmaade til fremstilling af varmeisolerende ledningsroer | |
GB1133061A (en) | Method and apparatus for the manufacture of heat shrinkable sheathings of plastics material | |
PT81327A (fr) | Procede et dispositif de fabrication de culots en fibres mineralles | |
DE69819752D1 (de) | Verfahren und gerät zur herstellung eines linear umhüllten, thermisch isolierten rohres | |
GB1159988A (en) | Aluminium Sheathed Coaxial Cable | |
ES2040554T3 (es) | Metodo para fabricar cable aislado con mineral y cable aislado con mineral fabricado con este metodo. | |
JPS55120120A (en) | Method for winding wire into tube in loop shape | |
US2065561A (en) | Method of and equipment for producing abrasion resisting covering for conductors | |
SE8008969L (sv) | Bojbart vermeisolerat ledningsror | |
HUP0300603A2 (en) | Gilled pipe | |
ATE19280T1 (de) | Vorspannhuellrohr und dessen herstellungsverfahren. | |
JPS5371287A (en) | Method of and apparatus for manufacturing highly foamed polyolefine insulatedcable | |
SE7603195L (sv) | Kylanordning for en kontinuerlig framstellningslinje av isolerande metalltradar | |
JPS5759726A (en) | Strip plate for forming pipe, method and apparatus for preparing the same | |
JPS5313183A (en) | Longitudinal tape molding method and device | |
JPS57199514A (en) | Manufacture of multilayered tube | |
SU597466A1 (ru) | Способ изготовлени змеевиков | |
JPS54118586A (en) | Manufacture of rubber-plastic electric wire | |
JPS57115505A (en) | Manufacture for optical fiber cable | |
JPS53109645A (en) | Production of optical fiber core wire | |
JPS53107380A (en) | Temperature measuring method of insulation covering of electric wire | |
JPS54104844A (en) | Improving method of characteristic degradation occuring at aggregating of glass made optical transmission fibers with resin covering layers |