HRP20191701T1 - Korozijski otporni ukopani podzemni cijevni elementi od duktilnog lijevanog željeza s poboljšanim vanjskim premazom i odgovarajući postupak - Google Patents
Korozijski otporni ukopani podzemni cijevni elementi od duktilnog lijevanog željeza s poboljšanim vanjskim premazom i odgovarajući postupak Download PDFInfo
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- HRP20191701T1 HRP20191701T1 HRP20191701T HRP20191701T1 HR P20191701 T1 HRP20191701 T1 HR P20191701T1 HR P20191701 T HRP20191701 T HR P20191701T HR P20191701 T1 HRP20191701 T1 HR P20191701T1
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- Prior art keywords
- coating
- cast iron
- ductile cast
- underground
- zinc
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- 239000011248 coating agent Substances 0.000 title claims 35
- 238000000576 coating method Methods 0.000 title claims 35
- 229910001141 Ductile iron Inorganic materials 0.000 title claims 25
- 238000005260 corrosion Methods 0.000 title claims 12
- 230000007797 corrosion Effects 0.000 title claims 12
- 238000000034 method Methods 0.000 title claims 11
- 229910052782 aluminium Inorganic materials 0.000 claims 15
- 239000011347 resin Substances 0.000 claims 15
- 229920005989 resin Polymers 0.000 claims 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 13
- 229910001297 Zn alloy Inorganic materials 0.000 claims 12
- 229910045601 alloy Inorganic materials 0.000 claims 10
- 239000000956 alloy Substances 0.000 claims 10
- 239000003973 paint Substances 0.000 claims 10
- 239000003795 chemical substances by application Substances 0.000 claims 6
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 4
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims 4
- 239000012855 volatile organic compound Substances 0.000 claims 4
- 239000000654 additive Substances 0.000 claims 3
- 239000002518 antifoaming agent Substances 0.000 claims 3
- 238000005507 spraying Methods 0.000 claims 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 3
- 239000011701 zinc Substances 0.000 claims 3
- 244000226021 Anacardium occidentale Species 0.000 claims 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 2
- 238000005275 alloying Methods 0.000 claims 2
- 239000000440 bentonite Substances 0.000 claims 2
- 229910000278 bentonite Inorganic materials 0.000 claims 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims 2
- 235000020226 cashew nut Nutrition 0.000 claims 2
- 239000010949 copper Substances 0.000 claims 2
- 239000002270 dispersing agent Substances 0.000 claims 2
- 239000000945 filler Substances 0.000 claims 2
- 229910021485 fumed silica Inorganic materials 0.000 claims 2
- RBTKNAXYKSUFRK-UHFFFAOYSA-N heliogen blue Chemical compound [Cu].[N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2 RBTKNAXYKSUFRK-UHFFFAOYSA-N 0.000 claims 2
- 239000001023 inorganic pigment Substances 0.000 claims 2
- WTFXARWRTYJXII-UHFFFAOYSA-N iron(2+);iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Fe+2].[Fe+3].[Fe+3] WTFXARWRTYJXII-UHFFFAOYSA-N 0.000 claims 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 2
- 231100000252 nontoxic Toxicity 0.000 claims 2
- 230000003000 nontoxic effect Effects 0.000 claims 2
- 239000012860 organic pigment Substances 0.000 claims 2
- 239000000049 pigment Substances 0.000 claims 2
- 239000000843 powder Substances 0.000 claims 2
- 238000002360 preparation method Methods 0.000 claims 2
- 229910052710 silicon Inorganic materials 0.000 claims 2
- 239000011863 silicon-based powder Substances 0.000 claims 2
- 239000000454 talc Substances 0.000 claims 2
- 229910052623 talc Inorganic materials 0.000 claims 2
- 239000004408 titanium dioxide Substances 0.000 claims 2
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 claims 2
- 229910000165 zinc phosphate Inorganic materials 0.000 claims 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 1
- 230000000996 additive effect Effects 0.000 claims 1
- 230000003254 anti-foaming effect Effects 0.000 claims 1
- 239000004815 dispersion polymer Substances 0.000 claims 1
- 238000010891 electric arc Methods 0.000 claims 1
- 239000003995 emulsifying agent Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 238000007665 sagging Methods 0.000 claims 1
- 229910052725 zinc Inorganic materials 0.000 claims 1
Classifications
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- 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
-
- 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
-
- 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
- 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
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
- B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
-
- 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
- B32B15/18—Layered products comprising a layer of metal comprising iron or steel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C18/00—Alloys based on zinc
- C22C18/04—Alloys based on zinc with aluminium as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
- C23C4/08—Metallic material containing only metal elements
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/131—Wire arc spraying
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
- C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
- C23F13/08—Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
- C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
- C23F13/08—Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
- C23F13/12—Electrodes characterised by the material
- C23F13/14—Material for sacrificial anodes
-
- 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
- F16L58/08—Coatings characterised by the materials used by metal
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F2213/00—Aspects of inhibiting corrosion of metals by anodic or cathodic protection
- C23F2213/30—Anodic or cathodic protection specially adapted for a specific object
- C23F2213/32—Pipes
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- 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
- F16L9/02—Rigid pipes of metal
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Prevention Of Electric Corrosion (AREA)
- Laminated Bodies (AREA)
Claims (22)
1. Poboljšani korozijski otporan ukopan podzemni cijevni element od duktilnog lijevanog željeza s vanjskim premazom, navedeni premaz sadrži:-
kao prvi sloj jednoliki premaz od pseudo legure cinka i aluminija i drugih metala;
kao drugi sloj jednoliki premaz boje na bazi modificirane CNSL smole (tekućina od ljuske indijskih oraščića);
naznačen time što je količina pseudo-legure nanesene na navedene cijevi najmanje 130 g/m2 po cijeloj vanjskoj površini.
2. Poboljšani korozijski otporan ukopan podzemni cijevni element od duktilnog lijevanog željeza s vanjskim premazom prema patentnom zahtjevu 1, naznačen time što boja na bazi modificirane CNSL smole sadrži 1-10 mas.% različite vrste aditiva protiv progibanja, sredstvo protiv pjenjenja bez silikona, sredstvo za dispergiranje i sredstvo protiv taloženja, uključujući bentonitni prah (sredstvo protiv progibanja) 1-2 mas.%, aditiv bez silikona (protiv pjenjenja) 0.20-0.50 mas.%, polimerno disperzijsko sredstvo 0.20-0.50 mas.%, pirogeni silicijev dioksid (sredstvo protiv taloženja) 0.20-0.50 mas.%.
3. Poboljšani korozijski otporan ukopan podzemni cijevni element od duktilnog lijevanog željeza s vanjskim premazom prema patentnom zahtjevu 1, naznačen time što CNSL smola nije toksična i ne sadrži štetni bisfenol A, i također ima malu količinu HOS-a (isparljivih organskih spojeva), navedena CNSL smola sadrži bentonitni prah (protiv progibanja) 1-2 mas.%, sredstvo protiv pjenjenja bez silikona 0.20-0.50 mas.%, polimerno disperzijsko sredstvo - 0.20-0.50 mas.%, sredstvo protiv taloženja (pirogeni silicijev dioksid) 0.20-0.50 mas.%, emulgator 0.50-1.0 mas.%, water 15-20 mas.%.
4. Poboljšani korozijski otporan ukopan podzemni cijevni element od duktilnog lijevanog željeza s vanjskim premazom prema patentnom zahtjevu 1, naznačen time što navedeni drugi sloj ima debljinu premaza (debljina suhog filma) od >70 µm.
5. Poboljšani korozijski otporan ukopan podzemni cijevni element od duktilnog lijevanog željeza s vanjskim premazom prema patentnom zahtjevu 1, naznačen time što navedeni pripravak boje na bazi modificirane CNSL smole sadrži CNSL smolu 50-60 mas.% i 20-25 mas.% demineralizirane vode (DM), 5-25 mas.% anorganskog i organskog pigmenta kao što je titanijev dioksid, bakrov ftalocijanin, crni željezov oksid ili kombinacija dva ili više njih.
6. Poboljšani korozijski otporan ukopan podzemni cijevni element od duktilnog lijevanog željeza s vanjskim premazom prema patentnom zahtjevu 1, naznačen time što Boja na bazi modificirane CNSL smole sadrži 2-10 mas.% antikorozivnog pigmenta kao što je cinkov fosfat, željezni oksid itd.
7. Poboljšani korozijski otporan ukopan podzemni cijevni element od duktilnog lijevanog željeza s vanjskim premazom prema patentnom zahtjevu 1, naznačen time što boja na bazi modificirane CNSL smole sadrži 10-30 mas.% najmanje jednog punila kao što je silicijev prah, talk, ili kombinacija gore navedenih.
8. Poboljšani korozijski otporan ukopan podzemni cijevni element od duktilnog lijevanog željeza s vanjskim premazom prema patentnom zahtjevu 1, naznačen time što navedena pseudo legura sadrži Zn 60-90 mas.%, Al 10-40 mas.%, i najmanje jedan od sljedećih legirajućih elemenata Cu 0.2-8 mas.%, Mg 0.2-5 mas.%, Si 0.1-3 mas.%, Sr 0.02-0.05 mas.%.
9. Poboljšani korozijski otporan ukopan podzemni cijevni element od duktilnog lijevanog željeza s vanjskim premazom prema patentnom zahtjevu 1, naznačen time što je navedeni premaz od pseudo legure elektrolučno raspršen premaz od pseudo legure.
10. Poboljšani korozijski otporan ukopan podzemni cijevni element od duktilnog lijevanog željeza s vanjskim premazom prema patentnom zahtjevu 1, naznačen time što se drugi sloj prevlake nanosi raspršivanjem.
11. Poboljšani korozijski otporan ukopan podzemni cijevni element od duktilnog lijevanog željeza s vanjskim premazom prema patentnom zahtjevu 1, naznačen time što količina pseudo-legure nanesene na navedene cijevi iznosi do 500 g/m2 po cijeloj vanjskoj površini.
12. Postupak izrade podzemnog elementa cjevovoda od duktilnog lijevanog željeza s premazom od pseudo legure cinka i aluminija koji sadrži korake:
osiguravanje elementa cjevovoda od duktilnog lijevanog željeza;
nanošenje na vanjsku površinu elementa cjevovoda od duktilnog lijevanog željeza jednolikog premaza od pseudo legure cinka i aluminija kao prvog sloja; i
nanošenje na prvi sloj jednolikog premaza boje na bazi modificirane CNSL smole (tekućina od ljuske indijskih oraščića) kao drugog sloja;
naznačen time što je količina pseudo-legure nanesene na navedene cijevi najmanje 130 g/m2 po cijeloj vanjskoj površini.
13. Postupak izrade podzemnog elementa cjevovoda od duktilnog lijevanog željeza s premazom od pseudo legure cinka i aluminija prema patentnom zahtjevu 12, naznačen time što navedeni drugi sloj ima debljinu premaza (debljina suhog filma) od >70 µm.
14. Postupak izrade podzemnog elementa cjevovoda od duktilnog lijevanog željeza s premazom od pseudo legure cinka i aluminija prema patentnom zahtjevu 12, naznačen time što navedeni pripravak boje na bazi modificirane CNSL smole sadrži CNSL smolu 50-60 mas.%, i 20-25 mas.% demineraliziranu vodu (DM), 5-25 mas.% anorganskog i organskog pigmenta kao što je titanijev dioksid, bakrov ftalocijanin, crni željezov oksid ili kombinacija dva ili više njih.
15. Postupak izrade podzemnog elementa cjevovoda od duktilnog lijevanog željeza s premazom od pseudo legure cinka i aluminija prema patentnom zahtjevu 14, naznačen time što boja na bazi modificirane CNSL smole sadrži 2-10 mas.% antikorozivnog pigmenta kao što je cinkov fosfat, željezni oksid itd.
16. Postupak izrade podzemnog elementa cjevovoda od duktilnog lijevanog željeza s premazom od pseudo legure cinka i aluminija prema patentnom zahtjevu 12, naznačen time što boja na bazi modificirane CNSL smole sadrži 10-30 mas.% najmanje jednog punila kao što je silicijev prah, talk, ili kombinacija gore navedenih.
17. Postupak izrade podzemnog elementa cjevovoda od duktilnog lijevanog željeza s premazom od pseudo legure cinka i aluminija prema patentnom zahtjevu 13, naznačen time što Boja na bazi modificirane CNSL smole sadrži 1-10 mas.% različite vrste aditiva protiv progibanja, sredstvo protiv pjenjenja bez silikona, sredstvo za dispergiranje i sredstvo protiv taloženja.
18. Postupak izrade podzemnog elementa cjevovoda od duktilnog lijevanog željeza s premazom od pseudo legure cinka i aluminija prema patentnom zahtjevu 13, naznačen time što je CNSL smola netoksična i ne sadrži štetni bisfenol A, te također ima i malu količinu HOS-a (hlapljivih organskih spojeva).
19. Postupak izrade podzemnog elementa cjevovoda od duktilnog lijevanog željeza s premazom od pseudo legure cinka i aluminija prema patentnom zahtjevu 13, naznačen time što navedena pseudo legura sadrži Zn 60-90 mas.%, Al 10-40 mas.%, i najmanje jedan od sljedećih legirajućih elemenata Cu 0.2-8 mas.%, Mg 0.2-5 mas.%, Si 0.1-3 mas.%, Sr 0.02-0.05 mas.%.
20. Postupak izrade podzemnog elementa cjevovoda od duktilnog lijevanog željeza s premazom od pseudo legure cinka i aluminija prema patentnom zahtjevu 13, naznačen time što se navedeni premaz od pseudo legure nanosi pomoću elektrolučnog raspršivanja.
21. Postupak izrade podzemnog elementa cjevovoda od duktilnog lijevanog željeza s premazom od pseudo legure cinka i aluminija prema patentnom zahtjevu 13, naznačen time što se drugi sloj prevlake nanosi raspršivanjem.
22. Postupak izrade podzemnog elementa cjevovoda od duktilnog lijevanog željeza s premazom od pseudo legure cinka i aluminija prema patentnom zahtjevu 13, naznačen time što količina pseudo-legure nanesene na navedene cijevi iznosi do 500 g/m2 po cijeloj vanjskoj površini.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IN595KO2015 IN2015KO00595A (hr) | 2015-05-28 | 2015-05-28 | |
| EP16799485.4A EP3283807B1 (en) | 2015-05-28 | 2016-04-22 | Corrosion resistant buried underground ductile cast iron piping members with an improved external coating and the method thereof |
| PCT/IN2016/000104 WO2016189544A1 (en) | 2015-05-28 | 2016-04-22 | Corrosion resistant buried underground ductile cast iron piping members with an improved external coating and the method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HRP20191701T1 true HRP20191701T1 (hr) | 2019-12-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HRP20191701 HRP20191701T1 (hr) | 2015-05-28 | 2019-09-19 | Korozijski otporni ukopani podzemni cijevni elementi od duktilnog lijevanog željeza s poboljšanim vanjskim premazom i odgovarajući postupak |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US10156315B2 (hr) |
| EP (1) | EP3283807B1 (hr) |
| CN (1) | CN107636378B (hr) |
| ES (1) | ES2747780T3 (hr) |
| HK (1) | HK1244528A1 (hr) |
| HR (1) | HRP20191701T1 (hr) |
| IN (1) | IN2015KO00595A (hr) |
| MY (1) | MY178494A (hr) |
| PT (1) | PT3283807T (hr) |
| WO (1) | WO2016189544A1 (hr) |
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| CN108411309B (zh) * | 2018-03-28 | 2022-12-20 | 中国石油大学(北京) | 一种用于光生阴极保护的氧化铁复合二氧化钛薄膜光阳极的制备方法 |
| WO2020198069A1 (en) * | 2019-03-22 | 2020-10-01 | Osmose Utilities Services, Inc. | Reactive corrosion protection systems and methods for making and using the same |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2701754B1 (fr) | 1993-02-18 | 1995-04-07 | Pont A Mousson | Elément de tuyauterie pour canalisation enterrée, canalisation enterrée correspondante, et procédé de protection d'un tel élément de tuyauterie. |
| FR2708330B1 (fr) | 1993-07-28 | 1995-09-22 | Pont A Mousson | Elément de tuyauterie pour canalisation, canalisation correspondante, et procédé de protection par revêtement d'un élément de tuyauterie. |
| JP2729935B2 (ja) * | 1995-10-31 | 1998-03-18 | 大日本塗料株式会社 | 溶射被膜の封孔処理方法及び封孔材料 |
| CN2238961Y (zh) * | 1995-12-04 | 1996-10-30 | 中国石油天然气总公司工程技术研究所 | 带有腰果酚环氧树脂衬里层的六层结构钢管 |
| JP4160970B2 (ja) * | 2005-06-17 | 2008-10-08 | 大日本塗料株式会社 | 鋳鉄管の防食方法 |
| CN101676316A (zh) * | 2008-09-16 | 2010-03-24 | 上海美东生物材料有限公司 | 一种腰果壳油水性环氧树脂固化剂的制备方法 |
| CN102250525B (zh) * | 2010-05-18 | 2014-08-20 | 上海市涂料研究所 | 一种用于输送原油和石油制品的油管内壁涂料及其制备方法 |
| CN104498961A (zh) * | 2014-12-03 | 2015-04-08 | 中国船舶重工集团公司第七二五研究所 | 一种复杂结构压载水舱的集成防腐蚀方法 |
-
2015
- 2015-05-28 IN IN595KO2015 patent/IN2015KO00595A/en unknown
-
2016
- 2016-04-22 CN CN201680029536.3A patent/CN107636378B/zh not_active Expired - Fee Related
- 2016-04-22 MY MYPI2017704014A patent/MY178494A/en unknown
- 2016-04-22 ES ES16799485T patent/ES2747780T3/es active Active
- 2016-04-22 EP EP16799485.4A patent/EP3283807B1/en active Active
- 2016-04-22 WO PCT/IN2016/000104 patent/WO2016189544A1/en active Application Filing
- 2016-04-22 PT PT167994854T patent/PT3283807T/pt unknown
- 2016-04-22 US US15/577,111 patent/US10156315B2/en not_active Expired - Fee Related
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2018
- 2018-02-27 HK HK18102809.7A patent/HK1244528A1/zh unknown
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- 2019-09-19 HR HRP20191701 patent/HRP20191701T1/hr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US10156315B2 (en) | 2018-12-18 |
| CN107636378B (zh) | 2019-07-26 |
| EP3283807A4 (en) | 2018-05-16 |
| IN2015KO00595A (hr) | 2015-06-19 |
| EP3283807A1 (en) | 2018-02-21 |
| PT3283807T (pt) | 2019-10-15 |
| CN107636378A (zh) | 2018-01-26 |
| US20180180215A1 (en) | 2018-06-28 |
| WO2016189544A1 (en) | 2016-12-01 |
| MY178494A (en) | 2020-10-14 |
| ES2747780T3 (es) | 2020-03-11 |
| HK1244528A1 (zh) | 2018-08-10 |
| EP3283807B1 (en) | 2019-07-03 |
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