JPS6222680B2 - - Google Patents
Info
- Publication number
- JPS6222680B2 JPS6222680B2 JP13892782A JP13892782A JPS6222680B2 JP S6222680 B2 JPS6222680 B2 JP S6222680B2 JP 13892782 A JP13892782 A JP 13892782A JP 13892782 A JP13892782 A JP 13892782A JP S6222680 B2 JPS6222680 B2 JP S6222680B2
- Authority
- JP
- Japan
- Prior art keywords
- water
- dissolved oxygen
- scale
- cleaning
- ppb
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 93
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 46
- 239000001301 oxygen Substances 0.000 claims description 46
- 229910052760 oxygen Inorganic materials 0.000 claims description 46
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 23
- 239000000377 silicon dioxide Substances 0.000 claims description 21
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 4
- 229910001882 dioxygen Inorganic materials 0.000 claims description 4
- 239000012498 ultrapure water Substances 0.000 claims description 3
- 239000003570 air Substances 0.000 claims 1
- 238000004140 cleaning Methods 0.000 description 39
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 11
- 238000011282 treatment Methods 0.000 description 10
- 239000003456 ion exchange resin Substances 0.000 description 9
- 229920003303 ion-exchange polymer Polymers 0.000 description 9
- 239000003957 anion exchange resin Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 239000003729 cation exchange resin Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- 230000002378 acidificating effect Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 238000010612 desalination reaction Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000006114 decarboxylation reaction Methods 0.000 description 3
- 238000007872 degassing Methods 0.000 description 3
- 238000010828 elution Methods 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 229940123973 Oxygen scavenger Drugs 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 229940023913 cation exchange resins Drugs 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000012459 cleaning agent Substances 0.000 description 2
- 238000011033 desalting Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 239000008235 industrial water Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 229920001732 Lignosulfonate Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000008214 highly purified water Substances 0.000 description 1
- 239000004021 humic acid Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000012857 radioactive material Substances 0.000 description 1
- 239000002901 radioactive waste Substances 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002351 wastewater 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/24—Cleaning or pickling metallic material with solutions or molten salts with neutral solutions
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13892782A JPS5929093A (ja) | 1982-08-10 | 1982-08-10 | スケ−ルの除去方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13892782A JPS5929093A (ja) | 1982-08-10 | 1982-08-10 | スケ−ルの除去方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5929093A JPS5929093A (ja) | 1984-02-16 |
| JPS6222680B2 true JPS6222680B2 (enrdf_load_stackoverflow) | 1987-05-19 |
Family
ID=15233385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13892782A Granted JPS5929093A (ja) | 1982-08-10 | 1982-08-10 | スケ−ルの除去方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5929093A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6280241A (ja) * | 1985-10-01 | 1987-04-13 | Tanaka Denshi Kogyo Kk | 半導体素子のボンデイング用銅線 |
| FR2708628B1 (fr) * | 1993-07-29 | 1997-07-18 | Framatome Sa | Procédé de nettoyage chimique de pièces en matériau métallique. |
| JP5022266B2 (ja) * | 2008-02-18 | 2012-09-12 | 三菱重工業株式会社 | ボイラ運用方法及びボイラ制御装置 |
| US12371638B2 (en) | 2022-03-01 | 2025-07-29 | Kurita Water Industries Ltd. | Cleaning agent, cleaning method of water treatment apparatus, and cleaning method of silica-based scale |
-
1982
- 1982-08-10 JP JP13892782A patent/JPS5929093A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5929093A (ja) | 1984-02-16 |
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