SU62032A1 - The method of purification of phosphoric acid from hydrogen sulfide - Google Patents
The method of purification of phosphoric acid from hydrogen sulfideInfo
- Publication number
- SU62032A1 SU62032A1 SU27174A SU27174A SU62032A1 SU 62032 A1 SU62032 A1 SU 62032A1 SU 27174 A SU27174 A SU 27174A SU 27174 A SU27174 A SU 27174A SU 62032 A1 SU62032 A1 SU 62032A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- acid
- hydrogen sulfide
- phosphoric acid
- purification
- sulphide
- Prior art date
Links
Landscapes
- Fire-Extinguishing Compositions (AREA)
- Processing Of Solid Wastes (AREA)
Description
и. с. Розенкранц --Sillilllj Jand. with. Rosencrantz --Sillilllj J
СПОСОБ ОЧИСТКИ ФОСФОРНОЙ кислоты ОтMETHOD FOR CLEANING PHOSPHORIC ACID FROM
СЕРОВОДОР07ДАSEROVODOR07DA
За влено 23 окт бр 1939 г. за 27174 в Народиьпг ,1 ссариатIt was filed on October 23, 1939, for 27174 in Narodiip, 1
химической промышленности с присоедииениега за вок Л 27175 ч 273:оchemical industry with the addition of a wok L 27175 h 273: o
Пкшсла и реактивна фосфорна i..i:c.:ioTa получ гиотс кз технической фосфорном кислоты. Дл IiOIO .А; (:4i:Ui,.iiOT о м;:1 ;ь;:КОВЬ Х СОСДПneiniii оипаиать1о::к сор11;;стыл1 патрисМ. Г ислсд;;Ип разла-аетс кислотой с: образованием Xaii PO-i n ::с;}оводоро;:Л. IipiicyicTBic КаН:РО: незначительно худшает lainecTBo фосфорной г:ис.1оть, li-S дел;;ст ее совегшсино еиригодиой дл указапньгх uc.::cii, ;oэтo iy его 1 еобходиг- .;о дал ть.Pkshsla and reactive phosphoric i..i: c.: IoTa get hyots kz technical phosphoric acid. For IIOIO .A; (: 4i: Ui, .iiOT о m;: 1; ь;: POV X SECDPneiniii oipaiat1o :: sor 11 ;; styl1 patrisM. Gsild ;; IP is decomposed by acid with: formation of Xaii PO-i n :: c ;}} hydrophobic;: L. IipiicyicTBic KAN: PO: slightly worse lainecTBo phosphoric g: is.1ot, li-S affairs ;; her sovegshsino eyrigodiya for ukap ung:c.::cii; ototo iy it his 1 bypass-; o gave th.
Обычно сероводо;;од уда.мют елос.бол лродхлзкп фос4юрпг:П чис .оты ЕО., п:;и этом затрачиваетс с.)ко,;о электроу: е; гии т кислоты, иричеы процесс характер ;::уе7с небольшой иро113зодительиостью .Usually sulfurous ;; od ud.mut elo.boldrodlzkp fos4yurpg: P numbers of EO., N:; and this is spent with.) To,; about electrons: e; ti acids, irichesy process character; :: ue7s small and his own.
Этот цедсстаток может устраке;, если удалсиие ироизводить химическим путем.This process can disassemble ;, if it can be removed chemically.
Обезвреживание фосфорной кислоты от НгЗ легко осуществить, обрабатыва te 01 исли елем, наиоимер, хлооной водой, хлорной .л ьеетьк), ги 1охло)ит(м кальи1- или 1;атрл . хлоратом мьмрд . калил или кальциг:. Среди атих of:Hc;iHTe.ieii на:-;бЗи;ьи:;и; прахтичсск; ;iHтс ко иоедставл гот гинохлорит калыи-и: ;; хлора .ы иатзмн и «лльди .Neutralization of phosphoric acid from NgZ is easy to implement, processing te 01 isly spruce, hydrochloric acid, chlorine water, chlorine liquor, hygiene (li) or m (1 calorium or 1; chlorate, mild potassium or calcium). Hc; iHTe.ieii on: -; bZi; yy: and u; prachtitsksk; iHt koi ostavl goth hyinchlorite kalyi-i: ;; chlorine.
11ред.агае:у ый еиособ осущсс.грлигот следую; ил. образо;л.11redagaye: yuyo eostoy osusssss.grligot follow; silt obra; l.
Иодометрнчееки определ ют после осаждени и As ) личсетво свободиого H;S.The iodometruns are determined after precipitation and As) are free from H; S.
Затем расечнтызают ио уравие1 :ло Са (СЮ)- + 2Н;:5 2Н;0-г --CaCb-f2S необходимее количество Са;(10;:: и и)ибавл ;от после.лиий в фосфо5иую кислоту. Смесь нагрсва от в течение о мин. до 70- 80°, разруи ают избыток окиелителл ги:;осульфитом и затем фк-тьтруют чер;з а:сгивированиый уголь д,т удалени сер-.и образоватллейе в пс;.едией стадии процесса.Then, the following uravium1 is released: lo Ca (CU) - + 2H;: 5 2H; 0-g --CaCb-f2S necessary amount of Ca; (10; :: and and) ibavl; from post-lium to phosphoic acid. Load mixture from for about min. up to 70-80 ° C, dissolve the excess oxalitella:; osulfite and then ferrite black;
ГЛСлщGLSlishch
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU27174A SU62032A1 (en) | 1939-10-26 | 1939-10-26 | The method of purification of phosphoric acid from hydrogen sulfide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU27174A SU62032A1 (en) | 1939-10-26 | 1939-10-26 | The method of purification of phosphoric acid from hydrogen sulfide |
Publications (1)
Publication Number | Publication Date |
---|---|
SU62032A1 true SU62032A1 (en) | 1941-11-30 |
Family
ID=48243298
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU27174A SU62032A1 (en) | 1939-10-26 | 1939-10-26 | The method of purification of phosphoric acid from hydrogen sulfide |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU62032A1 (en) |
-
1939
- 1939-10-26 SU SU27174A patent/SU62032A1/en active
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