DE2627536C2 - Verfahren zum Korrosionsschutz von Gußeisen in siedender konzentrierter Schwefelsäure - Google Patents
Verfahren zum Korrosionsschutz von Gußeisen in siedender konzentrierter SchwefelsäureInfo
- Publication number
- DE2627536C2 DE2627536C2 DE2627536A DE2627536A DE2627536C2 DE 2627536 C2 DE2627536 C2 DE 2627536C2 DE 2627536 A DE2627536 A DE 2627536A DE 2627536 A DE2627536 A DE 2627536A DE 2627536 C2 DE2627536 C2 DE 2627536C2
- Authority
- DE
- Germany
- Prior art keywords
- cast iron
- sulfuric acid
- concentrated sulfuric
- corrosion
- corrosion protection
- 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
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims description 47
- 238000005260 corrosion Methods 0.000 title claims description 22
- 230000007797 corrosion Effects 0.000 title claims description 22
- 238000000034 method Methods 0.000 title claims description 15
- 229910001018 Cast iron Inorganic materials 0.000 title claims description 11
- 238000009835 boiling Methods 0.000 title claims description 9
- 229910001060 Gray iron Inorganic materials 0.000 claims description 14
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 11
- 229910000510 noble metal Inorganic materials 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 6
- 239000010931 gold Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims description 2
- 150000002736 metal compounds Chemical class 0.000 claims 1
- 239000010970 precious metal Substances 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 235000011149 sulphuric acid Nutrition 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 5
- 229910017604 nitric acid Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229920002472 Starch Polymers 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 235000019698 starch Nutrition 0.000 description 3
- 239000008107 starch Substances 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- RXQNKKRGJJRMKD-UHFFFAOYSA-N 5-bromo-2-methylaniline Chemical compound CC1=CC=C(Br)C=C1N RXQNKKRGJJRMKD-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 229910019020 PtO2 Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- YKIOKAURTKXMSB-UHFFFAOYSA-N adams's catalyst Chemical compound O=[Pt]=O YKIOKAURTKXMSB-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002828 nitro derivatives Chemical class 0.000 description 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 1
- -1 organic impurities Chemical compound 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000001603 reducing effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Classifications
-
- 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
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/04—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in markedly acid liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Electroplating And Plating Baths Therefor (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2627536A DE2627536C2 (de) | 1976-06-19 | 1976-06-19 | Verfahren zum Korrosionsschutz von Gußeisen in siedender konzentrierter Schwefelsäure |
| US05/807,319 US4145393A (en) | 1976-06-19 | 1977-06-16 | Process for the protection against corrosion of cast iron in boiling concentrated sulfuric acid |
| JP7120277A JPS535043A (en) | 1976-06-19 | 1977-06-17 | Method of preventing corrosion of cast iron in boiled thick sulfuric acid |
| FR7718805A FR2355089A1 (fr) | 1976-06-19 | 1977-06-20 | Procede de protection de la fonte contre la corrosion par l'acide sulfurique concentre bouillant |
| GB25738/77A GB1564774A (en) | 1976-06-19 | 1977-06-20 | Systems comprising cast iron and sulphuric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2627536A DE2627536C2 (de) | 1976-06-19 | 1976-06-19 | Verfahren zum Korrosionsschutz von Gußeisen in siedender konzentrierter Schwefelsäure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2627536B1 DE2627536B1 (de) | 1977-10-13 |
| DE2627536C2 true DE2627536C2 (de) | 1978-06-08 |
Family
ID=5980943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2627536A Expired DE2627536C2 (de) | 1976-06-19 | 1976-06-19 | Verfahren zum Korrosionsschutz von Gußeisen in siedender konzentrierter Schwefelsäure |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4145393A (enExample) |
| JP (1) | JPS535043A (enExample) |
| DE (1) | DE2627536C2 (enExample) |
| FR (1) | FR2355089A1 (enExample) |
| GB (1) | GB1564774A (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS569922A (en) * | 1979-07-04 | 1981-01-31 | Brother Ind Ltd | Switch and method of manufacturing same |
| US5389208A (en) * | 1988-07-18 | 1995-02-14 | Canadian Chemical Reclaiming Ltd. | Process for reclaiming and/or concentrating waste aqueous solutions of gas treating chemicals |
| JP2543760B2 (ja) * | 1989-02-21 | 1996-10-16 | 東レ・ダウコーニング・シリコーン株式会社 | プライマ―組成物 |
| EP1264916A4 (en) * | 2000-02-29 | 2007-02-21 | Asahi Chemical Ind | METHOD OF REDUCING CORROSION AND DEVICE RESISTING FROM CORROSION |
| JP4565734B2 (ja) * | 2000-02-29 | 2010-10-20 | 旭化成エンジニアリング株式会社 | 金属材料の腐食抑制方法 |
| WO2015186515A1 (ja) | 2014-06-06 | 2015-12-10 | 信越化学工業株式会社 | プライマー組成物 |
| EP3511380A4 (en) | 2016-09-09 | 2020-04-15 | Shin-Etsu Chemical Co., Ltd. | PRIMER COMPOSITION AND CURTAIN FACADE |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE654999A (enExample) * | ||||
| DE605182C (de) * | 1930-03-27 | 1934-11-06 | I G Farbenindustrie Akt Ges | Verfahren, Chromnickelstaehle vor dem Angriff von Saeuren zu schuetzen |
| US2513131A (en) * | 1944-11-27 | 1950-06-27 | Standard Oil Dev Co | Method of inhibiting the corrosive effect of sulfuric acid |
| US2462638A (en) * | 1945-02-15 | 1949-02-22 | Du Pont | Corrosion inhibiting process |
| BE527360A (enExample) * | 1953-03-28 | |||
| DE1250234B (enExample) * | 1957-07-26 | 1967-09-14 | ||
| US3316179A (en) * | 1965-08-24 | 1967-04-25 | Dow Chemical Co | Inhibition of corrosivity of sulfuric acid on carbon steel |
| DE2063987C3 (de) * | 1970-12-28 | 1974-05-22 | Farbwerke Hoechst Ag, Vormals Meister Lucius & Bruening, 6000 Frankfurt | Mittel und Verfahren zur Verhinderung der Korrosion von Eisen in saurer Lösung |
| US3887488A (en) * | 1972-03-08 | 1975-06-03 | Celanese Corp | Inhibition of corrosion in sulfuric acid solutions |
| PL53889Y1 (en) * | 1992-12-18 | 1996-02-29 | Tadeusz Romaniuk | Flushing cistern fitting |
-
1976
- 1976-06-19 DE DE2627536A patent/DE2627536C2/de not_active Expired
-
1977
- 1977-06-16 US US05/807,319 patent/US4145393A/en not_active Expired - Lifetime
- 1977-06-17 JP JP7120277A patent/JPS535043A/ja active Pending
- 1977-06-20 GB GB25738/77A patent/GB1564774A/en not_active Expired
- 1977-06-20 FR FR7718805A patent/FR2355089A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2355089A1 (fr) | 1978-01-13 |
| US4145393A (en) | 1979-03-20 |
| GB1564774A (en) | 1980-04-16 |
| FR2355089B1 (enExample) | 1982-07-02 |
| DE2627536B1 (de) | 1977-10-13 |
| JPS535043A (en) | 1978-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8339 | Ceased/non-payment of the annual fee |