HU185932B - Anti-corrosive preparation for systems used for trating gases with alkanolamino - Google Patents
Anti-corrosive preparation for systems used for trating gases with alkanolamino Download PDFInfo
- Publication number
- HU185932B HU185932B HU811888A HU188881A HU185932B HU 185932 B HU185932 B HU 185932B HU 811888 A HU811888 A HU 811888A HU 188881 A HU188881 A HU 188881A HU 185932 B HU185932 B HU 185932B
- Authority
- HU
- Hungary
- Prior art keywords
- acid
- corrosion
- vanadium
- compound
- nitrobenzoic acid
- Prior art date
Links
- 239000007789 gas Substances 0.000 title claims description 20
- 238000005260 corrosion Methods 0.000 claims abstract description 41
- 239000000203 mixture Substances 0.000 claims abstract description 40
- 230000007797 corrosion Effects 0.000 claims abstract description 38
- 150000003682 vanadium compounds Chemical class 0.000 claims abstract description 29
- OTLNPYWUJOZPPA-UHFFFAOYSA-N 4-nitrobenzoic acid Chemical compound OC(=O)C1=CC=C([N+]([O-])=O)C=C1 OTLNPYWUJOZPPA-UHFFFAOYSA-N 0.000 claims abstract description 22
- 150000002894 organic compounds Chemical class 0.000 claims abstract description 21
- FRASJONUBLZVQX-UHFFFAOYSA-N 1,4-naphthoquinone Chemical compound C1=CC=C2C(=O)C=CC(=O)C2=C1 FRASJONUBLZVQX-UHFFFAOYSA-N 0.000 claims abstract description 17
- VYWYYJYRVSBHJQ-UHFFFAOYSA-N 3,5-dinitrobenzoic acid Chemical compound OC(=O)C1=CC([N+]([O-])=O)=CC([N+]([O-])=O)=C1 VYWYYJYRVSBHJQ-UHFFFAOYSA-N 0.000 claims abstract description 15
- RTZZCYNQPHTPPL-UHFFFAOYSA-N 3-nitrophenol Chemical compound OC1=CC=CC([N+]([O-])=O)=C1 RTZZCYNQPHTPPL-UHFFFAOYSA-N 0.000 claims abstract description 11
- ONMOULMPIIOVTQ-UHFFFAOYSA-N 98-47-5 Chemical compound OS(=O)(=O)C1=CC=CC([N+]([O-])=O)=C1 ONMOULMPIIOVTQ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000002253 acid Substances 0.000 claims abstract description 6
- 159000000032 aromatic acids Chemical class 0.000 claims abstract description 6
- 150000003839 salts Chemical class 0.000 claims abstract description 6
- AFPHTEQTJZKQAQ-UHFFFAOYSA-N 3-nitrobenzoic acid Chemical compound OC(=O)C1=CC=CC([N+]([O-])=O)=C1 AFPHTEQTJZKQAQ-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000003112 inhibitor Substances 0.000 claims description 18
- 150000001875 compounds Chemical class 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical class OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims 1
- 101100497923 Viola odorata Voc1 gene Proteins 0.000 claims 1
- BTJIUGUIPKRLHP-UHFFFAOYSA-N 4-nitrophenol Chemical compound OC1=CC=C([N+]([O-])=O)C=C1 BTJIUGUIPKRLHP-UHFFFAOYSA-N 0.000 abstract description 6
- 239000000243 solution Substances 0.000 description 28
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 25
- 229910000831 Steel Inorganic materials 0.000 description 21
- 239000010959 steel Substances 0.000 description 21
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 16
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 16
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 15
- 239000001569 carbon dioxide Substances 0.000 description 13
- 229910002092 carbon dioxide Inorganic materials 0.000 description 13
- 229910052720 vanadium Inorganic materials 0.000 description 13
- -1 ferrous metals Chemical class 0.000 description 10
- 229910052717 sulfur Inorganic materials 0.000 description 10
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 9
- 239000011593 sulfur Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 230000002378 acidificating effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000002401 inhibitory effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 5
- YEKPNMQQSPHKBP-UHFFFAOYSA-N 2-methyl-6-nitrobenzoic anhydride Chemical compound CC1=CC=CC([N+]([O-])=O)=C1C(=O)OC(=O)C1=C(C)C=CC=C1[N+]([O-])=O YEKPNMQQSPHKBP-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011885 synergistic combination Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 2
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical group C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 125000002947 alkylene group Chemical group 0.000 description 2
- 150000001463 antimony compounds Chemical class 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 150000001869 cobalt compounds Chemical class 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 150000001879 copper Chemical class 0.000 description 2
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 229920000768 polyamine Polymers 0.000 description 2
- 229920001021 polysulfide Polymers 0.000 description 2
- 239000005077 polysulfide Substances 0.000 description 2
- 150000008117 polysulfides Polymers 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 230000004580 weight loss Effects 0.000 description 2
- HXKKHQJGJAFBHI-UHFFFAOYSA-N 1-aminopropan-2-ol Chemical compound CC(O)CN HXKKHQJGJAFBHI-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- RRSCTVNXMNXSHR-UHFFFAOYSA-N C(O)CN.[C] Chemical compound C(O)CN.[C] RRSCTVNXMNXSHR-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 1
- 229930192627 Naphthoquinone Natural products 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- ZMZDMBWJUHKJPS-UHFFFAOYSA-M Thiocyanate anion Chemical compound [S-]C#N ZMZDMBWJUHKJPS-UHFFFAOYSA-M 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- LHIJANUOQQMGNT-UHFFFAOYSA-N aminoethylethanolamine Chemical compound NCCNCCO LHIJANUOQQMGNT-UHFFFAOYSA-N 0.000 description 1
- 229940058905 antimony compound for treatment of leishmaniasis and trypanosomiasis Drugs 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000005323 carbonate salts Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000007857 degradation product Substances 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- AEOCXXJPGCBFJA-UHFFFAOYSA-N ethionamide Chemical compound CCC1=CC(C(N)=S)=CC=N1 AEOCXXJPGCBFJA-UHFFFAOYSA-N 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- RAQDACVRFCEPDA-UHFFFAOYSA-L ferrous carbonate Chemical compound [Fe+2].[O-]C([O-])=O RAQDACVRFCEPDA-UHFFFAOYSA-L 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 229960002449 glycine Drugs 0.000 description 1
- 235000013905 glycine and its sodium salt Nutrition 0.000 description 1
- ZMZDMBWJUHKJPS-UHFFFAOYSA-N hydrogen thiocyanate Natural products SC#N ZMZDMBWJUHKJPS-UHFFFAOYSA-N 0.000 description 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 1
- 235000014413 iron hydroxide Nutrition 0.000 description 1
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- CRVGTESFCCXCTH-UHFFFAOYSA-N methyl diethanolamine Chemical compound OCCN(C)CCO CRVGTESFCCXCTH-UHFFFAOYSA-N 0.000 description 1
- 150000002791 naphthoquinones Chemical class 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 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
- C23F11/06—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in markedly alkaline 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)
- Gas Separation By Absorption (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16397580A | 1980-06-30 | 1980-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HU185932B true HU185932B (en) | 1985-04-28 |
Family
ID=22592441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU811888A HU185932B (en) | 1980-06-30 | 1981-06-29 | Anti-corrosive preparation for systems used for trating gases with alkanolamino |
Country Status (20)
| Country | Link |
|---|---|
| EP (1) | EP0043525B1 (en, 2012) |
| JP (1) | JPS604272B2 (en, 2012) |
| AR (1) | AR228276A1 (en, 2012) |
| AT (1) | ATE10293T1 (en, 2012) |
| AU (1) | AU542053B2 (en, 2012) |
| BR (1) | BR8104104A (en, 2012) |
| CA (1) | CA1158852A (en, 2012) |
| CS (1) | CS242870B2 (en, 2012) |
| DE (1) | DE3167178D1 (en, 2012) |
| ES (1) | ES503481A0 (en, 2012) |
| GR (1) | GR75712B (en, 2012) |
| HU (1) | HU185932B (en, 2012) |
| IN (1) | IN154625B (en, 2012) |
| MX (1) | MX161784A (en, 2012) |
| NO (1) | NO163537C (en, 2012) |
| NZ (1) | NZ197575A (en, 2012) |
| PH (1) | PH16622A (en, 2012) |
| PL (2) | PL130311B1 (en, 2012) |
| RO (1) | RO81354B (en, 2012) |
| ZA (1) | ZA814278B (en, 2012) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60180877U (ja) * | 1984-05-14 | 1985-11-30 | 新潟ビ−．エス．アンド．ビ−．セイフテイ．システムズ株式会社 | 溶接形破裂板の保持構造 |
| JPS6254696U (en, 2012) * | 1985-09-24 | 1987-04-04 | ||
| JPH02119192U (en, 2012) * | 1989-03-13 | 1990-09-26 | ||
| JPH02122691U (en, 2012) * | 1989-03-15 | 1990-10-08 | ||
| AR010696A1 (es) * | 1996-12-12 | 2000-06-28 | Sasol Tech Pty Ltd | Un metodo para la eliminacion del dioxido de carbono de un gas de proceso |
| FR2994861B1 (fr) | 2012-08-30 | 2014-08-22 | IFP Energies Nouvelles | Procede d'absorption de composes acides contenus dans un effluent gazeux au moyen d'une solution aqueuse a base d'amine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3808140A (en) * | 1970-07-13 | 1974-04-30 | B Mago | Antimony-vanadium corrosion inhibitors for alkanolamine gas treating system |
| US3896044A (en) * | 1971-11-22 | 1975-07-22 | Union Carbide Corp | Nitro-substituted aromatic acid corrosion inhibitors for alkanolamine gas treating system |
| US3959170A (en) * | 1971-11-22 | 1976-05-25 | Union Carbide Corporation | Corrosion inhibitors for alkanolamine gas treating system |
| US3951844A (en) * | 1974-04-29 | 1976-04-20 | Union Carbide Corporation | Corrosion inhibition of aqueous potassium carbonate gas treating systems |
-
1981
- 1981-06-24 IN IN682/CAL/81A patent/IN154625B/en unknown
- 1981-06-24 NO NO812157A patent/NO163537C/no unknown
- 1981-06-24 ZA ZA814278A patent/ZA814278B/xx unknown
- 1981-06-26 AT AT81104985T patent/ATE10293T1/de active
- 1981-06-26 CA CA000380674A patent/CA1158852A/en not_active Expired
- 1981-06-26 DE DE8181104985T patent/DE3167178D1/de not_active Expired
- 1981-06-26 EP EP81104985A patent/EP0043525B1/en not_active Expired
- 1981-06-27 JP JP56100386A patent/JPS604272B2/ja not_active Expired
- 1981-06-29 PL PL1981239063A patent/PL130311B1/pl unknown
- 1981-06-29 BR BR8104104A patent/BR8104104A/pt unknown
- 1981-06-29 GR GR65370A patent/GR75712B/el unknown
- 1981-06-29 ES ES503481A patent/ES503481A0/es active Granted
- 1981-06-29 MX MX188064A patent/MX161784A/es unknown
- 1981-06-29 AR AR285900A patent/AR228276A1/es active
- 1981-06-29 PH PH25830A patent/PH16622A/en unknown
- 1981-06-29 CS CS814945A patent/CS242870B2/cs unknown
- 1981-06-29 HU HU811888A patent/HU185932B/hu unknown
- 1981-06-30 RO RO104734A patent/RO81354B/ro unknown
- 1981-06-30 AU AU72401/81A patent/AU542053B2/en not_active Ceased
- 1981-06-30 NZ NZ197575A patent/NZ197575A/en unknown
- 1981-09-26 PL PL1981231927A patent/PL127863B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GR75712B (en, 2012) | 1984-08-02 |
| PH16622A (en) | 1983-11-28 |
| CA1158852A (en) | 1983-12-20 |
| DE3167178D1 (en) | 1984-12-20 |
| CS494581A2 (en) | 1984-06-18 |
| MX161784A (es) | 1990-12-27 |
| PL130311B1 (en) | 1984-07-31 |
| AR228276A1 (es) | 1983-02-15 |
| PL127863B1 (en) | 1983-12-31 |
| RO81354B (ro) | 1983-02-28 |
| EP0043525A1 (en) | 1982-01-13 |
| RO81354A (ro) | 1983-02-15 |
| AU542053B2 (en) | 1985-02-07 |
| ATE10293T1 (de) | 1984-11-15 |
| ZA814278B (en) | 1982-07-28 |
| ES8300875A1 (es) | 1982-11-16 |
| JPS604272B2 (ja) | 1985-02-02 |
| NO812157L (no) | 1982-01-04 |
| NO163537B (no) | 1990-03-05 |
| ES503481A0 (es) | 1982-11-16 |
| NO163537C (no) | 1990-06-13 |
| CS242870B2 (en) | 1986-05-15 |
| IN154625B (en, 2012) | 1984-11-24 |
| PL231927A1 (en, 2012) | 1982-03-15 |
| JPS5739178A (en) | 1982-03-04 |
| BR8104104A (pt) | 1982-03-16 |
| AU7240181A (en) | 1982-01-07 |
| EP0043525B1 (en) | 1984-11-14 |
| NZ197575A (en) | 1984-10-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3935125A (en) | Method and composition for inhibiting corrosion in aqueous systems | |
| US4143119A (en) | Method and composition for inhibiting the corrosion of ferrous metals | |
| SU878201A3 (ru) | Ингибитор коррозии черных металлов в водной среде | |
| US4066398A (en) | Corrosion inhibition | |
| EP0538970B1 (en) | Corrosion inhibition with water-soluble rare earth chelates | |
| JPS5942073B2 (ja) | 防食用組成物 | |
| GB1597893A (en) | Cobalt salt-containing inhibitor system for gas conditioning solutions | |
| JPH0141705B2 (en, 2012) | ||
| US4595723A (en) | Corrosion inhibitors for alkanolamines | |
| HU185932B (en) | Anti-corrosive preparation for systems used for trating gases with alkanolamino | |
| BRPI0415183B1 (pt) | Formulação anti-corrosão e anti-incrustação de sulfeto metálico e método para o tratamento de sistemas aquosos. | |
| US4502979A (en) | Corrosion inhibitors for alkanolamine gas treating systems | |
| US4405584A (en) | Process for removing acidic gases | |
| US5368774A (en) | Water soluble corrosion inhibitor effective against corrosion by carbon dioxide | |
| US4116629A (en) | Corrosion inhibition of stainless steel exposed to hot carbonates | |
| US4499003A (en) | Antimony-molybdenum salt corrosion inhibitor composition | |
| US4452764A (en) | Bismuth inhibitors for acid gas conditioning solutions | |
| JPS5837392B2 (ja) | コウテツ ノ ボウシヨクホウ | |
| JPH02305982A (ja) | 新規な銅および銅合金腐食防止剤としての高級アルキルベンゾトリアゾール | |
| US5885487A (en) | Corrosion inhibitor for alkanolamine units | |
| US6187262B1 (en) | Inhibition of corrosion in aqueous systems | |
| JPS604273B2 (ja) | 金属の腐食抑制方法 | |
| CA1188879A (en) | Corrosion inhibitor and process for inhibiting corrosion | |
| JPS61246385A (ja) | ガスコンデイシヨニングすきま腐蝕抑制剤 | |
| US4420337A (en) | Bismuth inhibitors for acid gas conditioning solutions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| HU90 | Patent valid on 900628 |