CH622461A5 - - Google Patents
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- Publication number
- CH622461A5 CH622461A5 CH889676A CH889676A CH622461A5 CH 622461 A5 CH622461 A5 CH 622461A5 CH 889676 A CH889676 A CH 889676A CH 889676 A CH889676 A CH 889676A CH 622461 A5 CH622461 A5 CH 622461A5
- Authority
- CH
- Switzerland
- Prior art keywords
- inner tube
- outer jacket
- tube
- polyethylene
- pipe
- Prior art date
Links
- 238000004132 cross linking Methods 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 43
- -1 polyethylene Polymers 0.000 claims description 43
- 239000004698 Polyethylene Substances 0.000 claims description 37
- 229920000573 polyethylene Polymers 0.000 claims description 37
- 239000002131 composite material Substances 0.000 claims description 27
- 238000010438 heat treatment Methods 0.000 claims description 23
- 229920003023 plastic Polymers 0.000 claims description 22
- 239000004033 plastic Substances 0.000 claims description 22
- 238000001125 extrusion Methods 0.000 claims description 21
- 150000002978 peroxides Chemical class 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000000155 melt Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000004743 Polypropylene Substances 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 6
- 238000000354 decomposition reaction Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 229920001155 polypropylene Polymers 0.000 claims description 6
- 238000009954 braiding Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 239000008187 granular material Substances 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 229920001169 thermoplastic Polymers 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000004416 thermosoftening plastic Substances 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229920003043 Cellulose fiber Polymers 0.000 claims description 2
- 239000004952 Polyamide Substances 0.000 claims description 2
- 229920000297 Rayon Polymers 0.000 claims description 2
- 239000011888 foil Substances 0.000 claims description 2
- 239000012948 isocyanate Substances 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 229920006122 polyamide resin Polymers 0.000 claims description 2
- 229920000515 polycarbonate Polymers 0.000 claims description 2
- 239000004417 polycarbonate Substances 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 239000012209 synthetic fiber Substances 0.000 claims description 2
- 229920002994 synthetic fiber Polymers 0.000 claims description 2
- 229920003002 synthetic resin Polymers 0.000 claims description 2
- 239000000057 synthetic resin Substances 0.000 claims description 2
- 229920001897 terpolymer Polymers 0.000 claims description 2
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- 230000008569 process Effects 0.000 description 11
- 229920003020 cross-linked polyethylene Polymers 0.000 description 10
- 239000004703 cross-linked polyethylene Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 229910052782 aluminium Inorganic materials 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 239000004071 soot Substances 0.000 description 7
- 239000004567 concrete Substances 0.000 description 6
- 230000035882 stress Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- DMWVYCCGCQPJEA-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhexane Chemical compound CC(C)(C)OOC(C)(C)CCC(C)(C)OOC(C)(C)C DMWVYCCGCQPJEA-UHFFFAOYSA-N 0.000 description 2
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000012876 carrier material Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- NNBZCPXTIHJBJL-UHFFFAOYSA-N decalin Chemical compound C1CCCC2CCCCC21 NNBZCPXTIHJBJL-UHFFFAOYSA-N 0.000 description 2
- 229920002457 flexible plastic Polymers 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- FCHGUOSEXNGSMK-UHFFFAOYSA-N 1-tert-butylperoxy-2,3-di(propan-2-yl)benzene Chemical compound CC(C)C1=CC=CC(OOC(C)(C)C)=C1C(C)C FCHGUOSEXNGSMK-UHFFFAOYSA-N 0.000 description 1
- QLZJUIZVJLSNDD-UHFFFAOYSA-N 2-(2-methylidenebutanoyloxy)ethyl 2-methylidenebutanoate Chemical compound CCC(=C)C(=O)OCCOC(=O)C(=C)CC QLZJUIZVJLSNDD-UHFFFAOYSA-N 0.000 description 1
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 241000791420 Plica Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 229920006244 ethylene-ethyl acrylate Polymers 0.000 description 1
- 239000005042 ethylene-ethyl acrylate Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- PXXNTAGJWPJAGM-UHFFFAOYSA-N vertaline Natural products C1C2C=3C=C(OC)C(OC)=CC=3OC(C=C3)=CC=C3CCC(=O)OC1CC1N2CCCC1 PXXNTAGJWPJAGM-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B1/00—Layered products having a non-planar shape
- B32B1/08—Tubular products
-
- 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
- B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
- B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
- B29C48/0016—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die using a plurality of extrusion dies
-
- 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
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- 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
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/065—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
-
- 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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
- F16L58/10—Coatings characterised by the materials used by rubber or plastics
- F16L58/1009—Coatings characterised by the materials used by rubber or plastics the coating being placed inside the pipe
- F16L58/1036—Coatings characterised by the materials used by rubber or plastics the coating being placed inside the pipe the coating being a preformed pipe
-
- 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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
- F16L58/10—Coatings characterised by the materials used by rubber or plastics
- F16L58/1054—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe
- F16L58/1063—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe the coating being a sheet wrapped around the pipe
-
- 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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
- F16L58/10—Coatings characterised by the materials used by rubber or plastics
- F16L58/1054—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe
- F16L58/109—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe the coating being an extruded layer
-
- 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
- F16L9/133—Rigid pipes of plastics with or without reinforcement the walls consisting of two layers
-
- 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
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/10—Thermosetting resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2301/00—Use of unspecified macromolecular compounds as reinforcement
- B29K2301/10—Thermosetting resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
- B32B2262/062—Cellulose fibres, e.g. cotton
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2323/00—Polyalkenes
- B32B2323/04—Polyethylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2323/00—Polyalkenes
- B32B2323/10—Polypropylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2369/00—Polycarbonates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2377/00—Polyamides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2597/00—Tubular articles, e.g. hoses, pipes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2534635A DE2534635C3 (de) | 1975-08-02 | 1975-08-02 | Verfahren zum Herstellen eines heißwasserbeständigen Kunststoffrohres |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH622461A5 true CH622461A5 (it) | 1981-04-15 |
Family
ID=5953101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH889676A CH622461A5 (it) | 1975-08-02 | 1976-07-12 |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4144111A (it) |
| JP (1) | JPS5857302B2 (it) |
| AT (1) | AT365974B (it) |
| AU (1) | AU506755B2 (it) |
| CH (1) | CH622461A5 (it) |
| DE (1) | DE2534635C3 (it) |
| FR (1) | FR2320184A1 (it) |
| GB (1) | GB1511765A (it) |
| IL (1) | IL50180A0 (it) |
| IT (1) | IT1069526B (it) |
| NL (1) | NL7608579A (it) |
| NO (1) | NO147205C (it) |
| SE (1) | SE7608604L (it) |
| ZA (1) | ZA764238B (it) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2434326A1 (fr) * | 1978-08-25 | 1980-03-21 | Ollivier Jean | Tube composite metal-matiere plastique et procede pour le fabriquer |
| DE2853233A1 (de) * | 1978-12-09 | 1980-06-26 | Artus Feist | Heizrohr |
| DE3047429C2 (de) * | 1980-12-12 | 1984-09-13 | Mannesmann AG, 4000 Düsseldorf | Verfahren zum Ummanteln eines Stahlrohres |
| DK448782A (da) * | 1981-11-16 | 1983-05-17 | Kabelmetal Electro Gmbh | Fremgangsmaade til fremstilling af et forbindelsesroer |
| DE3310294C1 (de) * | 1983-03-22 | 1984-08-16 | Amrotex AG, Glarus | Verfahren zum Herstellen eines Rohres oder Schlauches aus einem vernetzten Polyolefin |
| DE3446033A1 (de) * | 1984-12-18 | 1986-07-03 | B. Braun Melsungen Ag, 3508 Melsungen | Implantierbarer intraperitonealer katheter |
| JPS622087A (ja) * | 1985-02-22 | 1987-01-08 | 住友電気工業株式会社 | 複合パイプ及びその製造方法 |
| SE8501212D0 (sv) * | 1985-03-12 | 1985-03-12 | Uponor Ab | Sett vid tillverkning av vermeisolerat ror |
| US4766019A (en) * | 1986-07-14 | 1988-08-23 | Shell Oil Company | Carbonated beverage can and method for producing a carbonated beverage can |
| US4911961A (en) * | 1986-11-06 | 1990-03-27 | Siemens Aktiengesellschaft | Plastic covering for anti-corrosion protection of articles and the like |
| BE1004303A3 (nl) * | 1989-06-29 | 1992-10-27 | Jonaco Gmbh | Samengestelde kunststofbuis. |
| AU674519B2 (en) * | 1992-07-31 | 1997-01-02 | Lehunt & Associates Pty. Ltd. | Composite material pipes |
| FI96396C (fi) * | 1992-12-28 | 1996-06-25 | Uponor Bv | Menetelmä kaksikerroksisen muoviputken muodostamiseksi aineensiirtoa varten ja menetelmällä muodostettu kaksikerroksinen muoviputki |
| IL105159A (en) * | 1993-03-24 | 1996-11-14 | Pipex Ltd | Extrusion of thermostatic materials |
| US5631069A (en) * | 1994-05-09 | 1997-05-20 | The Dow Chemical Company | Medium modulus molded material comprising substantially linear polyethlene and fabrication method |
| US5870877A (en) * | 1994-12-07 | 1999-02-16 | Turner; Daryl | Truss structure for a utility pole |
| GB2323556B (en) † | 1995-01-18 | 1999-02-03 | Uponor Ltd | Method of manufacture of plastics pipe |
| GB9508925D0 (en) * | 1995-05-02 | 1995-06-21 | Victaulic Plc | Improvements in and relating to pipeline replacement |
| PL182616B1 (pl) * | 1995-09-20 | 2002-02-28 | Wirsbo Bruks Ab | Sposób i urządzenie do ogrzewania tworzywa polimerowego |
| US6155017A (en) * | 1996-11-04 | 2000-12-05 | Powertrusion 2000 | Truss structure |
| GB2332492A (en) * | 1997-12-22 | 1999-06-23 | Draftex Ind Ltd | Multi-layer fuel pipe |
| US6453635B1 (en) | 1998-07-15 | 2002-09-24 | Powertrusion International, Inc. | Composite utility poles and methods of manufacture |
| GB2350581B (en) * | 1999-03-26 | 2003-12-24 | Polypipe Plc | A method of forming a bend in a pipe |
| DE69919758T2 (de) * | 1999-06-28 | 2005-09-01 | Maillefer S.A. | Verfahren zur verarbeitung von thermoplasten oder elastomeren |
| EP1122009A1 (en) * | 2000-02-07 | 2001-08-08 | Franz Viegener II GmbH & Co. KG. | Method and means of removing the metal layer at an end of metal-plastic multilayer pipe in preparation for attaching a compression fitting thereto |
| RU2265762C2 (ru) * | 2001-04-12 | 2005-12-10 | Дзе Гейтс Корпорейшн | Ремень с термопластичной оболочкой |
| CA2478814C (en) * | 2002-03-20 | 2007-06-05 | Nkt Flexibles I/S | Process for the production of a polymer layer of a flexible offshore pipe and a flexible unbonded offshore pipe |
| WO2004065092A1 (en) * | 2003-01-22 | 2004-08-05 | Wellstream International Limited | Process for manufacturing a flexible tubular pipe having extruded layers made of crosslinked polyethylene |
| CN1325540C (zh) * | 2003-01-30 | 2007-07-11 | 博里利斯技术有限公司 | 制造过氧化物交联聚乙烯的聚乙烯组合物 |
| US8302634B2 (en) * | 2005-10-11 | 2012-11-06 | National Oilwell Varco Denmark I/S | Method of producing a flexible pipe and a flexible pipe |
| EP1815918A1 (en) * | 2006-02-03 | 2007-08-08 | Uponor Innovation Ab | Making an elongated product |
| EP1815919A1 (en) * | 2006-02-03 | 2007-08-08 | Uponor Innovation Ab | Making an elongated product |
| DE202007015039U1 (de) * | 2007-10-26 | 2009-03-12 | Rehau Ag + Co. | Rohr zum Temperieren |
| DE202008002386U1 (de) * | 2008-02-20 | 2009-07-02 | Rehau Ag + Co | Verbundrohr mit einem Rohr aus vernetztem Polyethylen |
| US10730229B2 (en) * | 2015-09-11 | 2020-08-04 | Watts Water Technologies, Inc. | Method and system for producing a pre-insulated pipe, and pre-insulated pipe |
| DE102016122984A1 (de) * | 2016-11-29 | 2018-05-30 | Rehau Ag + Co | Verfahren zur Herstellung eines polymeren Profils mittels chemischer Vernetzung |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3296344A (en) * | 1963-05-29 | 1967-01-03 | Radiation Dynamics | Method and apparatus for expanding plastic tubing |
| US3414448A (en) * | 1965-03-01 | 1968-12-03 | Goodyear Tire & Rubber | Method of producing reinforced hose |
| CH434716A (de) * | 1965-12-13 | 1967-04-30 | Schaerer Andre Ing Dr | Kunststoffrohr |
| US3586558A (en) * | 1967-11-28 | 1971-06-22 | Porter Co Inc H K | Continuous manufacture of reinforced hose |
| US3787552A (en) * | 1970-12-21 | 1974-01-22 | Alliance Rubber Co | Method and apparatus for forming thinwalled tubular articles |
| US3872893A (en) * | 1972-05-01 | 1975-03-25 | Fred T Roberts & Company | Self-reinforced plastic hose and method for molding same |
| US3988188A (en) * | 1973-01-31 | 1976-10-26 | Samuel Moore And Company | Dimensionally stable, flexible hydraulic hose having improved chemical and temperature resistance |
| US3939243A (en) * | 1974-08-19 | 1976-02-17 | The Dow Chemical Company | Tube treating and method |
-
1975
- 1975-08-02 DE DE2534635A patent/DE2534635C3/de not_active Expired
-
1976
- 1976-07-12 CH CH889676A patent/CH622461A5/de not_active IP Right Cessation
- 1976-07-15 US US05/705,673 patent/US4144111A/en not_active Expired - Lifetime
- 1976-07-16 ZA ZA764238A patent/ZA764238B/xx unknown
- 1976-07-19 AT AT0529776A patent/AT365974B/de active
- 1976-07-26 GB GB31072/76A patent/GB1511765A/en not_active Expired
- 1976-07-29 AU AU16359/76A patent/AU506755B2/en not_active Expired
- 1976-07-29 JP JP51089746A patent/JPS5857302B2/ja not_active Expired
- 1976-07-30 IL IL50180A patent/IL50180A0/xx unknown
- 1976-07-30 NO NO762667A patent/NO147205C/no unknown
- 1976-07-30 SE SE7608604A patent/SE7608604L/xx unknown
- 1976-07-30 IT IT68912/76A patent/IT1069526B/it active
- 1976-08-02 FR FR7623597A patent/FR2320184A1/fr active Granted
- 1976-08-02 NL NL7608579A patent/NL7608579A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AU506755B2 (en) | 1980-01-24 |
| DE2534635B2 (de) | 1977-07-21 |
| IL50180A0 (en) | 1976-09-30 |
| FR2320184A1 (fr) | 1977-03-04 |
| DE2534635A1 (de) | 1977-03-31 |
| US4144111A (en) | 1979-03-13 |
| NO147205C (no) | 1983-02-23 |
| SE7608604L (sv) | 1977-02-03 |
| AU1635976A (en) | 1978-02-02 |
| ATA529776A (de) | 1981-07-15 |
| GB1511765A (en) | 1978-05-24 |
| JPS54116070A (en) | 1979-09-10 |
| FR2320184B1 (it) | 1981-03-20 |
| AT365974B (de) | 1982-02-25 |
| ZA764238B (en) | 1977-07-27 |
| NO147205B (no) | 1982-11-15 |
| NL7608579A (nl) | 1977-02-04 |
| DE2534635C3 (de) | 1978-03-16 |
| JPS5857302B2 (ja) | 1983-12-19 |
| NO762667L (it) | 1977-02-03 |
| IT1069526B (it) | 1985-03-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |