JPH0159039B2 - - Google Patents
Info
- Publication number
- JPH0159039B2 JPH0159039B2 JP57066113A JP6611382A JPH0159039B2 JP H0159039 B2 JPH0159039 B2 JP H0159039B2 JP 57066113 A JP57066113 A JP 57066113A JP 6611382 A JP6611382 A JP 6611382A JP H0159039 B2 JPH0159039 B2 JP H0159039B2
- Authority
- JP
- Japan
- Prior art keywords
- scale
- sulfur
- sodium hydroxide
- hydrazine
- sodium metasilicate
- 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
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 54
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 21
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 19
- 239000011593 sulfur Substances 0.000 claims description 12
- 229910052717 sulfur Inorganic materials 0.000 claims description 12
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 10
- 239000004115 Sodium Silicate Substances 0.000 claims description 9
- 235000019795 sodium metasilicate Nutrition 0.000 claims description 9
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 9
- 150000003464 sulfur compounds Chemical class 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims 1
- 238000005260 corrosion Methods 0.000 description 8
- 230000007797 corrosion Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000010953 base metal Substances 0.000 description 2
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 240000007124 Brassica oleracea Species 0.000 description 1
- 235000003899 Brassica oleracea var acephala Nutrition 0.000 description 1
- 235000012905 Brassica oleracea var viridis Nutrition 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- NOKUIIONGVTVQM-UHFFFAOYSA-N hydrazine sulfide Chemical compound SN=N NOKUIIONGVTVQM-UHFFFAOYSA-N 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 229910001256 stainless steel alloy Inorganic materials 0.000 description 1
- 230000032258 transport Effects 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
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline 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)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6611382A JPS58183996A (ja) | 1982-04-20 | 1982-04-20 | イオウスケ−ルの化学的除去方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6611382A JPS58183996A (ja) | 1982-04-20 | 1982-04-20 | イオウスケ−ルの化学的除去方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58183996A JPS58183996A (ja) | 1983-10-27 |
| JPH0159039B2 true JPH0159039B2 (sl) | 1989-12-14 |
Family
ID=13306500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6611382A Granted JPS58183996A (ja) | 1982-04-20 | 1982-04-20 | イオウスケ−ルの化学的除去方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58183996A (sl) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03646U (sl) * | 1989-05-24 | 1991-01-08 | ||
| JPH052065Y2 (sl) * | 1989-04-21 | 1993-01-19 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6872747B2 (ja) * | 2017-01-17 | 2021-05-19 | 株式会社片山化学工業研究所 | 硫黄スケールの洗浄剤およびそれを用いる硫黄スケールの洗浄方法 |
-
1982
- 1982-04-20 JP JP6611382A patent/JPS58183996A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH052065Y2 (sl) * | 1989-04-21 | 1993-01-19 | ||
| JPH03646U (sl) * | 1989-05-24 | 1991-01-08 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58183996A (ja) | 1983-10-27 |
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