JPH0251955B2 - - Google Patents
Info
- Publication number
- JPH0251955B2 JPH0251955B2 JP20586684A JP20586684A JPH0251955B2 JP H0251955 B2 JPH0251955 B2 JP H0251955B2 JP 20586684 A JP20586684 A JP 20586684A JP 20586684 A JP20586684 A JP 20586684A JP H0251955 B2 JPH0251955 B2 JP H0251955B2
- Authority
- JP
- Japan
- Prior art keywords
- ammonium
- stripper
- ammonium water
- surplus
- water
- 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
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 112
- 238000000034 method Methods 0.000 claims description 38
- 229910021529 ammonia Inorganic materials 0.000 claims description 20
- 239000007789 gas Substances 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 15
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 11
- 239000000571 coke Substances 0.000 claims description 8
- 235000019270 ammonium chloride Nutrition 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 5
- 238000011282 treatment Methods 0.000 claims description 5
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 239000002244 precipitate Substances 0.000 claims description 2
- 238000004062 sedimentation Methods 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims 1
- 230000015271 coagulation Effects 0.000 claims 1
- 238000005345 coagulation Methods 0.000 claims 1
- 238000005188 flotation Methods 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 238000004821 distillation Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 9
- 239000010802 sludge Substances 0.000 description 8
- 238000010992 reflux Methods 0.000 description 7
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002918 waste heat Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 3
- 238000005292 vacuum distillation Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000001976 improved effect Effects 0.000 description 2
- 230000036284 oxygen consumption Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
- C02F1/586—Treatment of water, waste water, or sewage by removing specified dissolved compounds by removing ammoniacal nitrogen
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Industrial Gases (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Coke Industry (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20586684A JPS6183290A (ja) | 1984-10-01 | 1984-10-01 | 余剰安水の処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20586684A JPS6183290A (ja) | 1984-10-01 | 1984-10-01 | 余剰安水の処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6183290A JPS6183290A (ja) | 1986-04-26 |
| JPH0251955B2 true JPH0251955B2 (enrdf_load_stackoverflow) | 1990-11-09 |
Family
ID=16514014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20586684A Granted JPS6183290A (ja) | 1984-10-01 | 1984-10-01 | 余剰安水の処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6183290A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4964283B2 (ja) * | 2009-10-09 | 2012-06-27 | 川崎エンジニアリング株式会社 | 余剰安水の処理方法および処理設備 |
| CN109250854A (zh) * | 2018-08-16 | 2019-01-22 | 内蒙古万众炜业科技环保股份公司 | 兰炭废水的处理方法 |
-
1984
- 1984-10-01 JP JP20586684A patent/JPS6183290A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6183290A (ja) | 1986-04-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |