JPH0424283B2 - - Google Patents
Info
- Publication number
- JPH0424283B2 JPH0424283B2 JP13302785A JP13302785A JPH0424283B2 JP H0424283 B2 JPH0424283 B2 JP H0424283B2 JP 13302785 A JP13302785 A JP 13302785A JP 13302785 A JP13302785 A JP 13302785A JP H0424283 B2 JPH0424283 B2 JP H0424283B2
- Authority
- JP
- Japan
- Prior art keywords
- sulfuric acid
- waste
- concentration
- waste sulfuric
- dialysis
- 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 Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 229
- 238000000034 method Methods 0.000 claims description 44
- 239000002699 waste material Substances 0.000 claims description 41
- 238000000502 dialysis Methods 0.000 claims description 36
- 238000009792 diffusion process Methods 0.000 claims description 22
- 239000012528 membrane Substances 0.000 claims description 20
- 238000011084 recovery Methods 0.000 claims description 19
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 12
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000007865 diluting Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 230000001172 regenerating effect Effects 0.000 claims description 2
- 239000002253 acid Substances 0.000 description 15
- 238000010790 dilution Methods 0.000 description 14
- 239000012895 dilution Substances 0.000 description 14
- 239000002994 raw material Substances 0.000 description 10
- 150000003839 salts Chemical class 0.000 description 10
- 229910021642 ultra pure water Inorganic materials 0.000 description 9
- 239000012498 ultrapure water Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 7
- 230000006866 deterioration Effects 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 239000011550 stock solution Substances 0.000 description 5
- 239000003011 anion exchange membrane Substances 0.000 description 4
- 229910021645 metal ion Inorganic materials 0.000 description 4
- 229910052700 potassium Inorganic materials 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 150000007513 acids Chemical class 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 239000003014 ion exchange membrane Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 229920000298 Cellophane Polymers 0.000 description 1
- 241000415842 Morinda royoc Species 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000004993 emission spectroscopy Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010784 textile waste Substances 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13302785A JPS61291407A (ja) | 1985-06-20 | 1985-06-20 | 硫酸の回収方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13302785A JPS61291407A (ja) | 1985-06-20 | 1985-06-20 | 硫酸の回収方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61291407A JPS61291407A (ja) | 1986-12-22 |
| JPH0424283B2 true JPH0424283B2 (enrdf_load_stackoverflow) | 1992-04-24 |
Family
ID=15095085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13302785A Granted JPS61291407A (ja) | 1985-06-20 | 1985-06-20 | 硫酸の回収方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61291407A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103935966A (zh) * | 2014-04-09 | 2014-07-23 | 南通职业大学 | 一种电极箔腐蚀废硫酸的回收处理工艺 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2260816C (en) * | 1995-05-04 | 2009-01-06 | Georg Schmidt | Process for removing nox from nitrosylsulphuric acid |
| JP3507317B2 (ja) | 1996-12-20 | 2004-03-15 | 富士通株式会社 | 蒸留装置及び蒸留方法 |
| CN108339447B (zh) * | 2018-02-11 | 2019-02-05 | 唐山国芯晶源电子有限公司 | 一种印制电路板(pcb)加工用化学品设备 |
| CN119633577A (zh) * | 2024-12-30 | 2025-03-18 | 扬州金圆化工设备有限公司 | 还原去除稀硫酸中双氧水的子系统、尾气脱硫系统及方法 |
-
1985
- 1985-06-20 JP JP13302785A patent/JPS61291407A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103935966A (zh) * | 2014-04-09 | 2014-07-23 | 南通职业大学 | 一种电极箔腐蚀废硫酸的回收处理工艺 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61291407A (ja) | 1986-12-22 |
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