CA1185917A - Waste water treating process for feeds with high nh.sub.3/h.sub.2s ratios - Google Patents
Waste water treating process for feeds with high nh.sub.3/h.sub.2s ratiosInfo
- Publication number
- CA1185917A CA1185917A CA000425514A CA425514A CA1185917A CA 1185917 A CA1185917 A CA 1185917A CA 000425514 A CA000425514 A CA 000425514A CA 425514 A CA425514 A CA 425514A CA 1185917 A CA1185917 A CA 1185917A
- Authority
- CA
- Canada
- Prior art keywords
- ammonia
- hydrogen sulfide
- stripper
- waste water
- 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
- 239000002351 wastewater Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 18
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 175
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims abstract description 86
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims abstract description 86
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 79
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910001868 water Inorganic materials 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 6
- 238000004064 recycling Methods 0.000 claims description 2
- 238000004821 distillation Methods 0.000 abstract description 5
- 239000008213 purified water Substances 0.000 abstract description 2
- 229960000510 ammonia Drugs 0.000 description 51
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 8
- 239000001257 hydrogen Substances 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 229940065278 sulfur compound Drugs 0.000 description 4
- 150000003464 sulfur compounds Chemical class 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000004517 catalytic hydrocracking Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- HYWYRSMBCFDLJT-UHFFFAOYSA-N nimesulide Chemical compound CS(=O)(=O)NC1=CC=C([N+]([O-])=O)C=C1OC1=CC=CC=C1 HYWYRSMBCFDLJT-UHFFFAOYSA-N 0.000 description 2
- 229960000965 nimesulide Drugs 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910017464 nitrogen compound Inorganic materials 0.000 description 2
- 150000002830 nitrogen compounds Chemical class 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000004523 catalytic cracking Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000036647 reaction Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000003079 shale oil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Physical Water Treatments (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US36689182A | 1982-04-09 | 1982-04-09 | |
| US366,891 | 1982-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1185917A true CA1185917A (en) | 1985-04-23 |
Family
ID=23445023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000425514A Expired CA1185917A (en) | 1982-04-09 | 1983-04-08 | Waste water treating process for feeds with high nh.sub.3/h.sub.2s ratios |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS58186488A (enrdf_load_stackoverflow) |
| AU (1) | AU560067B2 (enrdf_load_stackoverflow) |
| CA (1) | CA1185917A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10323328B2 (en) | 2015-06-19 | 2019-06-18 | Bio-H2-Gen Inc. | Method for producing hydrogen gas from aqueous hydrogen sulphide |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1690827A1 (en) * | 2005-02-11 | 2006-08-16 | Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNO | Process and apparatus for the recovery of hydrogen sulphides |
| CN108341418A (zh) * | 2018-03-05 | 2018-07-31 | 安徽国星生物化学有限公司 | 一种高氨氮废水氨回收系统 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5715955A (en) * | 1980-07-02 | 1982-01-27 | Toray Industries | Fiber reinforced resin |
-
1983
- 1983-03-09 AU AU12317/83A patent/AU560067B2/en not_active Ceased
- 1983-04-08 JP JP6207183A patent/JPS58186488A/ja active Granted
- 1983-04-08 CA CA000425514A patent/CA1185917A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10323328B2 (en) | 2015-06-19 | 2019-06-18 | Bio-H2-Gen Inc. | Method for producing hydrogen gas from aqueous hydrogen sulphide |
Also Published As
| Publication number | Publication date |
|---|---|
| AU1231783A (en) | 1983-10-13 |
| JPH0448518B2 (enrdf_load_stackoverflow) | 1992-08-06 |
| JPS58186488A (ja) | 1983-10-31 |
| AU560067B2 (en) | 1987-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4002565A (en) | Waste-water process | |
| US4414103A (en) | Selective removal and recovery of ammonia and hydrogen sulfide | |
| US3335071A (en) | Ammonia recovery process | |
| US4138230A (en) | Dual pressure absorption process | |
| US3719027A (en) | Hydrocarbon stripping process | |
| US3340182A (en) | Removal of hs and nh from reaction effluents | |
| US7837965B2 (en) | Process to remove hydrogen-sulfide from gas by reflux recycle from sour water stripper | |
| US3356608A (en) | Hydrotreating process with hzs removal from the effluent | |
| US3380910A (en) | Production of synthetic crude oil | |
| US4552979A (en) | Process for treatment of urea plant process condensate | |
| US4401561A (en) | Hydrotreating process with ammonia injection to reaction zone effluent | |
| US4486299A (en) | Removing NH3 and H2 S from aqueous streams | |
| US4367363A (en) | Production of acetylene | |
| EP0234894A2 (en) | Process for the production of sulfur | |
| US3518166A (en) | Hydrogen sulfide and ammonia recovery by degassing and plural distillation with ammonia recycle | |
| CA1185917A (en) | Waste water treating process for feeds with high nh.sub.3/h.sub.2s ratios | |
| US3859414A (en) | Removal of h' 2's from gas stream containing h' 2's and co' 2 | |
| US4643888A (en) | Process and apparatus for recovery of sulfur from ammonia containing acid gas streams | |
| US3547585A (en) | Combination of a hydrocarbon conversion process with a waste water treating process | |
| US3627470A (en) | Combination of a hydrocarbon conversion process with a water treating process for recovery of ammonia and sulfur | |
| US3518056A (en) | Hydrogen sulfide recovery by degassing,distillation and ammonia recycle with subsequent sulfur production | |
| US3725252A (en) | Desulfurization with subsequent h{11 s absorption | |
| US4424115A (en) | Selective removal and recovery of ammonia and hydrogen sulfide | |
| US4123505A (en) | Reducing SO2 in refinery off gas | |
| US3594125A (en) | Removal and recovery of sulfur from a gas stream containing h2s |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEC | Expiry (correction) | ||
| MKEX | Expiry |