CH678354A5 - - Google Patents
Download PDFInfo
- Publication number
- CH678354A5 CH678354A5 CH411088A CH411088A CH678354A5 CH 678354 A5 CH678354 A5 CH 678354A5 CH 411088 A CH411088 A CH 411088A CH 411088 A CH411088 A CH 411088A CH 678354 A5 CH678354 A5 CH 678354A5
- Authority
- CH
- Switzerland
- Prior art keywords
- pipe arrangement
- arrangement according
- plastic pipe
- flexible plastic
- pipes
- Prior art date
Links
- 229920003023 plastic Polymers 0.000 claims description 36
- 239000004033 plastic Substances 0.000 claims description 36
- 229920002457 flexible plastic Polymers 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 3
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 2
- 239000011496 polyurethane foam Substances 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims 1
- 235000013405 beer Nutrition 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
- F16L9/19—Multi-channel pipes or pipe assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH411088A CH678354A5 (enrdf_load_stackoverflow) | 1988-11-05 | 1988-11-05 | |
DE19893936472 DE3936472A1 (de) | 1988-11-05 | 1989-11-02 | Flexibles kunststoff-rohrsystem |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH411088A CH678354A5 (enrdf_load_stackoverflow) | 1988-11-05 | 1988-11-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH678354A5 true CH678354A5 (enrdf_load_stackoverflow) | 1991-08-30 |
Family
ID=4269993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH411088A CH678354A5 (enrdf_load_stackoverflow) | 1988-11-05 | 1988-11-05 |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH678354A5 (enrdf_load_stackoverflow) |
DE (1) | DE3936472A1 (enrdf_load_stackoverflow) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH679797A5 (enrdf_load_stackoverflow) * | 1990-02-23 | 1992-04-15 | Pan Isovit Gmbh | |
DK0670451T3 (da) * | 1994-03-03 | 1998-03-23 | Anton Steindl | Anordning med flere rør |
DE102009035986B4 (de) | 2009-08-04 | 2013-03-28 | Horst Valentin | Doppelmantelrohr mit integriertem Rücklauf und Entlüftung |
-
1988
- 1988-11-05 CH CH411088A patent/CH678354A5/de not_active IP Right Cessation
-
1989
- 1989-11-02 DE DE19893936472 patent/DE3936472A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE3936472A1 (de) | 1990-05-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |