CA1226332A - Determination du parachevement d'un nettoyage par voie chimique - Google Patents
Determination du parachevement d'un nettoyage par voie chimiqueInfo
- Publication number
- CA1226332A CA1226332A CA000491170A CA491170A CA1226332A CA 1226332 A CA1226332 A CA 1226332A CA 000491170 A CA000491170 A CA 000491170A CA 491170 A CA491170 A CA 491170A CA 1226332 A CA1226332 A CA 1226332A
- Authority
- CA
- Canada
- Prior art keywords
- voltage difference
- cleaning process
- cleaning
- electrode
- feed path
- 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
- 238000004140 cleaning Methods 0.000 title claims abstract description 74
- 238000000034 method Methods 0.000 title claims abstract description 62
- 239000000126 substance Substances 0.000 title claims description 14
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 13
- 239000000243 solution Substances 0.000 claims abstract 9
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 15
- 239000010962 carbon steel Substances 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 6
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 claims description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 2
- 238000001311 chemical methods and process Methods 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 235000019253 formic acid Nutrition 0.000 claims description 2
- 229960004275 glycolic acid Drugs 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 42
- 229910052742 iron Inorganic materials 0.000 abstract description 21
- 239000002253 acid Substances 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 description 13
- 230000007797 corrosion Effects 0.000 description 13
- 239000000523 sample Substances 0.000 description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 230000008021 deposition Effects 0.000 description 2
- 238000002848 electrochemical method Methods 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- MIMUSZHMZBJBPO-UHFFFAOYSA-N 6-methoxy-8-nitroquinoline Chemical compound N1=CC=CC2=CC(OC)=CC([N+]([O-])=O)=C21 MIMUSZHMZBJBPO-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 240000006909 Tilia x europaea Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 230000029305 taxis Effects 0.000 description 1
Landscapes
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US67137284A | 1984-11-14 | 1984-11-14 | |
| US671,372 | 1984-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1226332A true CA1226332A (fr) | 1987-09-01 |
Family
ID=24694262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000491170A Expired CA1226332A (fr) | 1984-11-14 | 1985-09-20 | Determination du parachevement d'un nettoyage par voie chimique |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1226332A (fr) |
-
1985
- 1985-09-20 CA CA000491170A patent/CA1226332A/fr not_active Expired
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU758336B2 (en) | Electrochemical noise technique for corrosion | |
| EP0084404B1 (fr) | Surveillance de la corrosion | |
| US6419817B1 (en) | Dynamic optimization of chemical additives in a water treatment system | |
| Silverman et al. | Electrochemical impedance technique—a practical tool for corrosion prediction | |
| AU2005231176B2 (en) | Quantitative transient analysis of localized corrosion | |
| US8506777B2 (en) | Localized corrosion monitoring device for limited conductivity fluids | |
| US7713405B2 (en) | Quantitative transient analysis of localized corrosion | |
| Reichert | Electrochemical noise measurement for determining corrosion rates | |
| CA1226332A (fr) | Determination du parachevement d'un nettoyage par voie chimique | |
| De Bruyn | Current corrosion monitoring trends in the petrochemical industry | |
| Tan et al. | Monitoring batch treatment inhibitor performance continuously using electrochemical noise analysis | |
| Mariaca et al. | Use of electrochemical noise for studying the rate of corrosion of reinforcements embedded in concrete | |
| JP2000515628A (ja) | 腐食監視方法 | |
| JP4342715B2 (ja) | ニッケル基合金の粒界腐食性診断方法 | |
| Porter et al. | Improved monitoring of corrosion processes | |
| Chaker | Corrosion testing in soils—Past, present, and future | |
| RU2850836C2 (ru) | Способ мониторинга коррозии | |
| Schiegg | Monitoring of corrosion in reinforced concrete structures | |
| Sun | Real-time monitoring of corrosion in soil utilizing coupled multielectrode array sensors | |
| Serra et al. | On the estimation of the corrosion rates of metals in soils by electrochemical measurements | |
| Chen et al. | Pitting corrosion monitoring with an improved electrochemical noise technique | |
| Clarke | Some considerations on effective internal corrosion monitoring | |
| Phull | Evaluating uniform corrosion | |
| Koch et al. | Corrosion Monitoring as a Means to Increase Maintenance Efficiency in Aircraft | |
| Monter et al. | Chemical Cleaning Endpoint Determination Using Electrochemical Techniques |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |