SU827414A1 - Method of waste water purification from nitrites - Google Patents
Method of waste water purification from nitrites Download PDFInfo
- Publication number
- SU827414A1 SU827414A1 SU762324529A SU2324529A SU827414A1 SU 827414 A1 SU827414 A1 SU 827414A1 SU 762324529 A SU762324529 A SU 762324529A SU 2324529 A SU2324529 A SU 2324529A SU 827414 A1 SU827414 A1 SU 827414A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- nitrites
- waste water
- water purification
- urea
- treatment
- Prior art date
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- Treatment Of Water By Oxidation Or Reduction (AREA)
Description
({н этих реагентов начинаетс вылс.кчшс азота и двуокиси углерода.({n of these reagents start from nitrogen and carbon dioxide.
11 |) и мер. Очнстке от ннтрнтои iinjiscpi-ают отработанный те.хно.югнческнй раствор, содержащий 5 г/л ннтр1гга натри . Ilpoueci очистки осущести.т ют нспосредствеино i; гехно/1О1ической ванне. В f)acTB();:i ввод т 1,1 .т серной кнс,1()ты с }-де, несом 1.8 г/с.г и иемед.ченно за ней 1,8 К1 мочевнны . Д.т создани yc.ioiiiiii рар,номе)иог1 распределени и взапмодоГ1ст1И1 комионеигов растиор Hepe.vieiHHiiaioT сжаты.и |;()чдухом .11 |) and measures. First of all from the iinjiscpi is a spent technical solution containing 5 g / l sodium hydroxide solution. Ilpoueci cleaning is carried out by means of i; Gehno / 1O1 bath. In f) acTB () ;: i, 1.1. Tons of sulfuric acid are introduced, 1 () you are with} -de, carried 1.8 g / s.g and imed. Often 1.8 K1 is urea. D.t create yc.ioiiiiii rar, nome) iog1 distribution and vzapmodogo1st1I1 komioneigov rastor Hepe.vieiHHiaiaioT szhatiy.i |; () duhukh.
Ироцеес очистки иротекаст с бурным (ыде,чением газа и длитс 3 мил. (Содержание нитрита в |е.но,то1ическом растиоре н.ос.пе очистки 0,3 MI/.I.Irocees irotekast cleaning with stormy (gas, gas, and lasts for 3 mil. (The content of nitrite in | e.no, the same solution nos.pe cleaning 0.3 MI / .I.
В таб.тлце иредста1),|еиа эффекгнниосг), очистки сточных вод от нитритов и.чвестным способом и обработкой воды ын1 ералы1ои кислотой и мочев1н(ой.In the table of the distillery (1), | eia effluent), wastewater treatment of nitrites using the well-known method and water treatment with an acid and urea (oops.
Г1з тао,111ы видно, что ири очистке ст(;члой воды обработкой ce)ioii кислотой и мочеиииои clxMieiii. очистки or 111гг)итов увеличиваетс в 280 раз, а ироизводиельиост|, снособа в Tpir раза. Кроме этого в этом способе иск,-110частс образование токсичных окислов азота и обесиечиваетс безопасна очлстка сточны.х вод с высоким содержанием нитритои, такнл как отработанные ,т(иические растворы нитрита натри . нрн(ен емт)1е д,1 насеивании Mcra.i/iosФ о р м у .I а и ;; о б р е т С н и лIt can be seen that the cleaning of the st (with water by treatment of ce) ioii with acid and urine and clxMieiii. or 111g) itov increases by a factor of 280 and Tpir times the removal method. In addition, in this method, a claim, -110of the formation of toxic nitrogen oxides, and safe disposal of effluent waters with a high content of nitrite, as well as spent, tons (chemical solutions of sodium nitrite nrn (enemt) 1e d, 1 sowing Mcra.i / iosF o rm y .I a i ;; o b e c S n and l
1.()6 очистки с1очиьг вод or ннгригов , вк,1К)ча1О1ннн об|)абогку кис.и;т(, о; .I п ч ;| io 1Н II ii с 1ем, чти. с nc. ис1чЛ1опеки выде,чени т(JKcичll,l. га.юв, новын1е 1и стенеии очнсгкн н ироизноднте.чьносги, об)аб() ве. мннсра.п.нсл KHC/IOTOII с иое.чедуюиц VI иемед.ченны.м введением мочевнны .1. () 6 purification of water with orbits, vk, 1K) 11O1nnn about |) abogku kis.i; t (, o; .In h; | io1H II ii with 1, honor with nc. Is1HL1opeki vyde, cheni t (JKcichll, l. ha. Juv, nov1e 1 and stenii otchsngn n iznodiznten.chnosgi, ob) ab () vei mnrasrap.nsl KHC / IOTOII with ioi.cheduyitsi VI and the number of uchennym. introduction urea.
2.Способ но н. 1, оГ .1 II ч а () mii н с и гем, что ми11е)а.1ьиу1о кне.иугу и ,ин в1Н)д г р, количестве, превышающем стехиометрическое cooiнои1еиие на 10 loiii.2. Method n. 1, OH .1 II h () mii ns and heme, which is mi1e1.1iu1o kne.iugu and, inb1H) dgr, the amount exceeding the stoichiometric cooler ileiiiiee 10 loiii.
Источники инфор.маиии, и)ии т1,1е во внимание ири )г i-cst,Sources informaiiiii, and) and t1,1e into account iri) g i-cst,
1. Патент ФРГ № 1935273. кл. С 0.2 5/02, 1975 (ирототии).1. Patent of Germany No. 1935273. class. C 0.2 5/02, 1975 (irototia).
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU762324529A SU827414A1 (en) | 1976-02-16 | 1976-02-16 | Method of waste water purification from nitrites |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU762324529A SU827414A1 (en) | 1976-02-16 | 1976-02-16 | Method of waste water purification from nitrites |
Publications (1)
Publication Number | Publication Date |
---|---|
SU827414A1 true SU827414A1 (en) | 1981-05-07 |
Family
ID=20648930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU762324529A SU827414A1 (en) | 1976-02-16 | 1976-02-16 | Method of waste water purification from nitrites |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU827414A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4556491A (en) * | 1983-09-29 | 1985-12-03 | Air Products And Chemicals, Inc. | Avoidance of rising sludge in biological wastewater treatment clarifiers |
FR2630727A1 (en) * | 1988-05-02 | 1989-11-03 | Wieland Edelmetalle | METHOD AND DEVICE FOR THE TREATMENT OF WASTEWATER WITH NITRITES |
-
1976
- 1976-02-16 SU SU762324529A patent/SU827414A1/en active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4556491A (en) * | 1983-09-29 | 1985-12-03 | Air Products And Chemicals, Inc. | Avoidance of rising sludge in biological wastewater treatment clarifiers |
FR2630727A1 (en) * | 1988-05-02 | 1989-11-03 | Wieland Edelmetalle | METHOD AND DEVICE FOR THE TREATMENT OF WASTEWATER WITH NITRITES |
AT396920B (en) * | 1988-05-02 | 1993-12-27 | Wieland Edelmetalle | DEVICE FOR TREATING NITRITE WASTE |
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