DE3071454D1 - Gaseous diffusion resistant article - Google Patents

Gaseous diffusion resistant article

Info

Publication number
DE3071454D1
DE3071454D1 DE8080304008T DE3071454T DE3071454D1 DE 3071454 D1 DE3071454 D1 DE 3071454D1 DE 8080304008 T DE8080304008 T DE 8080304008T DE 3071454 T DE3071454 T DE 3071454T DE 3071454 D1 DE3071454 D1 DE 3071454D1
Authority
DE
Germany
Prior art keywords
core
outer layer
gaseous diffusion
diffusion resistant
intermediate layer
Prior art date
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
Application number
DE8080304008T
Other languages
English (en)
Inventor
Jerker Skarelius
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Uponor Wirsbo AB
Original Assignee
Wirsbo Bruks AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10509456&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3071454(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wirsbo Bruks AB filed Critical Wirsbo Bruks AB
Application granted granted Critical
Publication of DE3071454D1 publication Critical patent/DE3071454D1/de
Expired legal-status Critical Current

Links

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
    • F16L9/12—Rigid pipes of plastics with or without reinforcement
    • 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
    • F16L9/12—Rigid pipes of plastics with or without reinforcement
    • F16L9/121—Rigid pipes of plastics with or without reinforcement with three layers
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1379—Contains vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit
    • Y10T428/1383—Vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit is sandwiched between layers [continuous layer]
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/139—Open-ended, self-supporting conduit, cylinder, or tube-type article
    • Y10T428/1393—Multilayer [continuous layer]
DE8080304008T 1979-11-28 1980-11-10 Gaseous diffusion resistant article Expired DE3071454D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7941044 1979-11-28

Publications (1)

Publication Number Publication Date
DE3071454D1 true DE3071454D1 (de) 1986-04-03

Family

ID=10509456

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080304008T Expired DE3071454D1 (de) 1979-11-28 1980-11-10 Gaseous diffusion resistant article

Country Status (11)

Country Link
US (1) US4614208A (de)
EP (1) EP0030091B1 (de)
JP (1) JPS56127441A (de)
AT (1) ATE18292T1 (de)
CA (1) CA1145272A (de)
DE (1) DE3071454D1 (de)
DK (1) DK504080A (de)
ES (2) ES497183A0 (de)
FI (1) FI72680C (de)
GR (1) GR70044B (de)
NO (1) NO803563L (de)

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SE513735C2 (sv) * 1998-05-06 2000-10-30 Wirsbo Bruks Ab Mediarör av plast, rörsystem, användning av en flytande kristallpolymer i mediarör samt användning av ett dylikt mediarör för ledning av varmvatten
US5960977A (en) * 1998-05-14 1999-10-05 Itt Manufacturing Enterprises, Inc. Corrugated polymeric filler neck tubing
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US6276400B1 (en) 1999-06-08 2001-08-21 Itt Manufacturing Enterprises, Inc. Corrosion resistant powder coated metal tube and process for making the same
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Also Published As

Publication number Publication date
FI803630L (fi) 1981-05-29
DK504080A (da) 1981-05-29
CA1145272A (en) 1983-04-26
US4614208A (en) 1986-09-30
GR70044B (de) 1982-07-26
JPS56127441A (en) 1981-10-06
FI72680B (fi) 1987-03-31
ATE18292T1 (de) 1986-03-15
NO803563L (no) 1981-05-29
EP0030091A3 (en) 1981-08-19
FI72680C (fi) 1987-07-10
EP0030091A2 (de) 1981-06-10
EP0030091B1 (de) 1986-02-26
ES8202931A1 (es) 1982-03-01
ES507552A0 (es) 1983-02-01
ES8301753A1 (es) 1983-02-01
ES497183A0 (es) 1982-03-01

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation