AT17135U3 - Thermally insulated carrier pipes with cell gas containing HFO - Google Patents

Thermally insulated carrier pipes with cell gas containing HFO Download PDF

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Publication number
AT17135U3
AT17135U3 ATGM50019/2021U AT500192021U AT17135U3 AT 17135 U3 AT17135 U3 AT 17135U3 AT 500192021 U AT500192021 U AT 500192021U AT 17135 U3 AT17135 U3 AT 17135U3
Authority
AT
Austria
Prior art keywords
thermal insulation
thermally insulated
cyclo
vol
cell gas
Prior art date
Application number
ATGM50019/2021U
Other languages
German (de)
Other versions
AT17135U2 (en
Original Assignee
Brugg Rohr Ag Holding
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
Application filed by Brugg Rohr Ag Holding filed Critical Brugg Rohr Ag Holding
Priority to ATGM50019/2021U priority Critical patent/AT17135U3/en
Publication of AT17135U2 publication Critical patent/AT17135U2/en
Publication of AT17135U3 publication Critical patent/AT17135U3/en

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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
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/153—Arrangements for the insulation of pipes or pipe systems for flexible pipes
    • 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
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/143—Pre-insulated pipes
    • 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
    • F16L59/00—Thermal insulation in general
    • F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • F16L59/029—Shape or form of insulating materials, with or without coverings integral with the insulating materials layered

Abstract

Die Erfindung betrifft ein thermisch gedämmtes Leitungsrohr (1) zur Verwendung in flexiblen Rohrsystemen, umfassend mindestens ein Mediumrohr (4), mindestens eine um das Mediumrohr herum angeordnete Wärmedämmung (3) und mindestens einen um die Wärmedämmung herum angeordneten Aussenmantel (2), wobei besagtes Mediumrohr (4) als flexibles Rohrstück aus- gebildet ist besagter Aussenmantel (2) gegebenenfalls eine Barriere (9) aus Kunststoff umfasst, und besagte Wärmedämmung (3) einen Schaumstoff umfasst, dessen Zellgas 10-100 vol% Hydrofluorolefine (HFOs) und 0-50 vol% (Cyclo)-Alkane und 0-50 vol% CO2 enthält, und wobei besagtes HFO ausgewählt ist aus der Gruppe umfassend die Verbindungen R1233zd, und / oder R1336mzz und wo- bei besagtes Alkan ausgewählt ist aus der Gruppe umfassend Propan, Butane, (Cyclo)-Pentane, (Cyclo)-Hexane und wobei besagte Wärmedämmung (3) einen Schaumstoff, ausgewählt aus der Gruppe der Polyurethane (PU), der Polyisocyanurate (PIR), der thermoplastischen Polyester (PET) und der thermoplastischen Polyolefine, enthält.The invention relates to a thermally insulated conduit pipe (1) for use in flexible pipe systems, comprising at least one medium pipe (4), at least one thermal insulation (3) arranged around the medium pipe and at least one outer jacket (2) arranged around the thermal insulation, said Medium pipe (4) is designed as a flexible pipe section, said outer jacket (2) optionally comprises a barrier (9) made of plastic, and said thermal insulation (3) comprises a foam, the cell gas of which is 10-100 vol% hydrofluoroolefins (HFOs) and 0- Contains 50 vol% (cyclo) alkanes and 0-50 vol% CO2, and said HFO is selected from the group comprising the compounds R1233zd and / or R1336mzz and said alkane is selected from the group comprising propane and butanes , (Cyclo) -pentanes, (cyclo) -hexanes and said thermal insulation (3) being a foam selected from the group of polyurethanes (PU), polyisocyanurates (PIR) and thermoplastic polyesters (PET) and thermoplastic polyolefins.

ATGM50019/2021U 2017-07-11 2017-07-11 Thermally insulated carrier pipes with cell gas containing HFO AT17135U3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ATGM50019/2021U AT17135U3 (en) 2017-07-11 2017-07-11 Thermally insulated carrier pipes with cell gas containing HFO

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ATGM50019/2021U AT17135U3 (en) 2017-07-11 2017-07-11 Thermally insulated carrier pipes with cell gas containing HFO

Publications (2)

Publication Number Publication Date
AT17135U2 AT17135U2 (en) 2021-06-15
AT17135U3 true AT17135U3 (en) 2021-09-15

Family

ID=76298909

Family Applications (1)

Application Number Title Priority Date Filing Date
ATGM50019/2021U AT17135U3 (en) 2017-07-11 2017-07-11 Thermally insulated carrier pipes with cell gas containing HFO

Country Status (1)

Country Link
AT (1) AT17135U3 (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007058793A1 (en) * 2005-11-14 2007-05-24 Dow Global Technologies Inc. Method of molding rigid polyurethane foams with enhanced thermal conductivity
WO2009085857A2 (en) * 2007-12-19 2009-07-09 E. I. Du Pont De Nemours And Company Foam-forming compositions containing azeotropic or azeotrope-like mixtures containing z-1,1,1,4,4,4-hexafluoro-2-butene and their uses in the preparation of polyisocyanate-based foams
WO2010019428A1 (en) * 2008-08-13 2010-02-18 E. I. Du Pont De Nemours And Company Foam-forming compositions containing mixtures of 2-chloro-3,3,3-trifluoropropene and hydrocarbon and their uses in the preparation of polyisocyanate-based foams
US20110124756A1 (en) * 2009-05-21 2011-05-26 Huntsman International Llc Rigid polyurethane foam and system and method for making the same
US20110144216A1 (en) * 2009-12-16 2011-06-16 Honeywell International Inc. Compositions and uses of cis-1,1,1,4,4,4-hexafluoro-2-butene
US20130149452A1 (en) * 2011-12-09 2013-06-13 Honeywell International, Inc. Foams and articles made from foams containing 1-chloro-3,3,3-trifluoropropene (1233zd)
WO2015042300A1 (en) * 2013-09-19 2015-03-26 Dow Global Technologies Llc Vacuum assisted process to make closed cell rigid polyurethane foams using mixed blowing agents
WO2015110404A1 (en) * 2014-01-22 2015-07-30 Huntsman International Llc Process for making rigid polyurethane or urethane-modified polyisocyanurate foams
EP3115389A1 (en) * 2015-07-07 2017-01-11 Evonik Degussa GmbH Preparation of polyurethane foam

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007058793A1 (en) * 2005-11-14 2007-05-24 Dow Global Technologies Inc. Method of molding rigid polyurethane foams with enhanced thermal conductivity
WO2009085857A2 (en) * 2007-12-19 2009-07-09 E. I. Du Pont De Nemours And Company Foam-forming compositions containing azeotropic or azeotrope-like mixtures containing z-1,1,1,4,4,4-hexafluoro-2-butene and their uses in the preparation of polyisocyanate-based foams
WO2010019428A1 (en) * 2008-08-13 2010-02-18 E. I. Du Pont De Nemours And Company Foam-forming compositions containing mixtures of 2-chloro-3,3,3-trifluoropropene and hydrocarbon and their uses in the preparation of polyisocyanate-based foams
US20110124756A1 (en) * 2009-05-21 2011-05-26 Huntsman International Llc Rigid polyurethane foam and system and method for making the same
US20110144216A1 (en) * 2009-12-16 2011-06-16 Honeywell International Inc. Compositions and uses of cis-1,1,1,4,4,4-hexafluoro-2-butene
US20130149452A1 (en) * 2011-12-09 2013-06-13 Honeywell International, Inc. Foams and articles made from foams containing 1-chloro-3,3,3-trifluoropropene (1233zd)
WO2015042300A1 (en) * 2013-09-19 2015-03-26 Dow Global Technologies Llc Vacuum assisted process to make closed cell rigid polyurethane foams using mixed blowing agents
WO2015110404A1 (en) * 2014-01-22 2015-07-30 Huntsman International Llc Process for making rigid polyurethane or urethane-modified polyisocyanurate foams
EP3115389A1 (en) * 2015-07-07 2017-01-11 Evonik Degussa GmbH Preparation of polyurethane foam

Also Published As

Publication number Publication date
AT17135U2 (en) 2021-06-15

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