ES8400992A1 - Procedimiento para la preparacion de cloruro potasico puro de cristales gruesos. - Google Patents
Procedimiento para la preparacion de cloruro potasico puro de cristales gruesos.Info
- Publication number
- ES8400992A1 ES8400992A1 ES520085A ES520085A ES8400992A1 ES 8400992 A1 ES8400992 A1 ES 8400992A1 ES 520085 A ES520085 A ES 520085A ES 520085 A ES520085 A ES 520085A ES 8400992 A1 ES8400992 A1 ES 8400992A1
- Authority
- ES
- Spain
- Prior art keywords
- potassium chloride
- solution
- temperature
- feed
- cooling
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
- C01D3/08—Preparation by working up natural or industrial salt mixtures or siliceous minerals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
- C01D3/06—Preparation by working up brines; seawater or spent lyes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S159/00—Concentrating evaporators
- Y10S159/08—Multieffect or multistage
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Paper (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
PROCEDIMIENTO PARA LA PREPARACION DE CLORURO POTASICO PURO DE CRISTALES GRUESOS, A PARTIR DE UNA SOLUCION EN BRUTO QUE CONTIENE CLORURO POTASICO Y OTRAS IMPUREZAS.CONSISTE EN HACER QUE EL CLORURO POTASICO PROCEDENTE DE UNA O VARIAS ETAPAS DE LA EVAPORACION POR EXPANSION, CON TEMPERATURA BAJA DE SOLUCION, RETORNE, EN FORMA DE PAPILLA SALINA Y EN FORMA DE SOLUCION CALIENTE Y DE ALTA CONCENTRACION, OBTENIDA A PARTIR DE LAS CANTIDADES DE CLORURO POTASICO QUE SE PRODUCEN EN EL ACABADO Y NO PUEDEN APROVECHARSE COMO PRODUCTO, A LA SOLUCION EN BRUTO, ANTES DE SU INTRODUCCION ENEL EVAPORADOR POR EXPANSION.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823207778 DE3207778A1 (de) | 1982-03-04 | 1982-03-04 | Verfahren zur herstellung von grobkristallinem reinem kaliumchlorid |
Publications (2)
Publication Number | Publication Date |
---|---|
ES520085A0 ES520085A0 (es) | 1983-12-01 |
ES8400992A1 true ES8400992A1 (es) | 1983-12-01 |
Family
ID=6157298
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES520085A Expired ES8400992A1 (es) | 1982-03-04 | 1983-02-25 | Procedimiento para la preparacion de cloruro potasico puro de cristales gruesos. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4568353A (es) |
EP (1) | EP0088471B1 (es) |
CA (1) | CA1206724A (es) |
DE (2) | DE3207778A1 (es) |
ES (1) | ES8400992A1 (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4407916C1 (de) * | 1994-03-09 | 1995-07-20 | Kali & Salz Ag | Verfahren und Vorrichtung zur kontinuierlichen Bestimmung der Sylvinsättigung heißer Lösungen zur Überwachung und Steuerung der Heißverlösung eines Kalirohsalzes |
FR2875226B1 (fr) * | 2004-09-14 | 2006-12-29 | Crystal Evap Consult Sarl | Procede et dispositif de traitement, par evaporation ou selon une technique membranaire, d'une solution avec substance(s) a solubilite inverse |
RU2652256C1 (ru) * | 2017-06-27 | 2018-04-25 | Акционерное общество "ВНИИ Галургии" (АО "ВНИИ Галургии") | Способ получения хлористого калия |
CN112194293A (zh) * | 2020-09-26 | 2021-01-08 | 安徽金禾实业股份有限公司 | 一种安赛蜜生产中外排母液的回收利用方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE950785C (de) * | 1953-05-22 | 1956-10-18 | Meyer Fa Rud Otto | Verfahren zum Loesen und Abscheiden von Kalisalzen unter Verwendung eines im Kreislauf gehaltenen Loesungsmittels |
US3384459A (en) * | 1964-11-19 | 1968-05-21 | Texaco Inc | Separation of sodium chloride from potassium by selective crystallization |
US3365278A (en) * | 1965-08-05 | 1968-01-23 | Kalium Chemicals Ltd | Recovery of potassium chloride from sodium chloride solution |
US4224035A (en) * | 1978-04-03 | 1980-09-23 | Ppg Industries Canada Ltd. | Method of separating salts from solution |
US4224037A (en) * | 1978-04-03 | 1980-09-23 | Ppg Industries Canada Ltd. | Method for operating multiple effect evaporators |
US4224036A (en) * | 1978-04-03 | 1980-09-23 | Ppg Industries Canada Ltd. | Method of concentrating salt solutions |
SU781194A1 (ru) * | 1978-10-25 | 1980-11-23 | Всесоюзный научно-исследовательский и проектный институт галургии | Способ получени беспыльных калийных удобрений |
-
1982
- 1982-03-04 DE DE19823207778 patent/DE3207778A1/de not_active Withdrawn
-
1983
- 1983-02-25 ES ES520085A patent/ES8400992A1/es not_active Expired
- 1983-02-28 DE DE8383200290T patent/DE3360498D1/de not_active Expired
- 1983-02-28 EP EP83200290A patent/EP0088471B1/de not_active Expired
- 1983-03-03 CA CA000422762A patent/CA1206724A/en not_active Expired
- 1983-03-04 US US06/472,224 patent/US4568353A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0088471B1 (de) | 1985-08-07 |
DE3207778A1 (de) | 1983-09-08 |
DE3360498D1 (en) | 1985-09-12 |
EP0088471A1 (de) | 1983-09-14 |
CA1206724A (en) | 1986-07-02 |
US4568353A (en) | 1986-02-04 |
ES520085A0 (es) | 1983-12-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3933977A (en) | Process for producing sodium carbonate | |
ES8302781A1 (es) | "un metodo de purificar jugo azucarado preparado por extraccion de un material de remolacha azucarera". | |
TW324709B (en) | Crystallization of p-xylene from high purity p-xylene feeds | |
ES8106697A1 (es) | Un procedimiento para la purificacion final de acrilonitrilode una solucion de acrilonitrilo,agua e impurezas | |
ES427691A1 (es) | Procedimiento y aparato para la separacion de impurezas contenidas en aguas residuales. | |
ES8400992A1 (es) | Procedimiento para la preparacion de cloruro potasico puro de cristales gruesos. | |
DE3061558D1 (en) | Improved counter current crystallization process | |
US2331235A (en) | Purification of salt solutions | |
US3850760A (en) | Separation of isopropyl-amines by plural stage distillation | |
US7255841B2 (en) | Sodium bicarbonate production method | |
EP0311960A2 (de) | Verfahren zur Gewinnung von Caprolactam aus Leichtsiedern oder Schwersiedern der Caprolactamdestillation oder Gemischen derselben | |
GB771038A (en) | Improvements in method and apparatus for the purification of crystals | |
GB796480A (en) | Recovery of crystallizable hydrocarbons | |
HUT34362A (en) | Process for separation of calcium-nitrate-tetrahydrate by chrystallization | |
US2892870A (en) | Process for purifying and crystallizing urea | |
US2809093A (en) | Production of potassium sulfate from langbeinite | |
ES8406381A1 (es) | Procedimiento de recuperacion de cloruro sodico. | |
US2850533A (en) | Guanidine nitrate recovery | |
US2757216A (en) | Seeding and filter aid technique for paraxylene production | |
ES8801494A1 (es) | Perfeccionamientos en los procedimientos e instalaciones de despotasificacion de los subproductos de las industrias agroalimentarias | |
SU659190A1 (ru) | Способ переработки сильвинитовых руд | |
US2856260A (en) | Method for preparing anhydrous | |
SU859301A1 (ru) | Способ очистки хлористого алюмини | |
JPH0361605B2 (es) | ||
US2884309A (en) | Purifying alkali metal hydroxide solutions |