ES449793A1 - Un procedimiento para el tratamiento de acido sulfurico a- cuoso. - Google Patents

Un procedimiento para el tratamiento de acido sulfurico a- cuoso.

Info

Publication number
ES449793A1
ES449793A1 ES449793A ES449793A ES449793A1 ES 449793 A1 ES449793 A1 ES 449793A1 ES 449793 A ES449793 A ES 449793A ES 449793 A ES449793 A ES 449793A ES 449793 A1 ES449793 A1 ES 449793A1
Authority
ES
Spain
Prior art keywords
calcium carbonate
mother liquor
value
calcium sulfate
treatment process
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
Application number
ES449793A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tioxide Group Ltd
Original Assignee
Tioxide Group Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tioxide Group Ltd filed Critical Tioxide Group Ltd
Publication of ES449793A1 publication Critical patent/ES449793A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Removal Of Specific Substances (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
ES449793A 1975-07-25 1976-07-13 Un procedimiento para el tratamiento de acido sulfurico a- cuoso. Expired ES449793A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB31187/75A GB1485067A (en) 1975-07-25 1975-07-25 Effluent treatment process

Publications (1)

Publication Number Publication Date
ES449793A1 true ES449793A1 (es) 1977-08-16

Family

ID=10319309

Family Applications (1)

Application Number Title Priority Date Filing Date
ES449793A Expired ES449793A1 (es) 1975-07-25 1976-07-13 Un procedimiento para el tratamiento de acido sulfurico a- cuoso.

Country Status (8)

Country Link
JP (1) JPS5216870A (es)
BE (1) BE844351A (es)
DE (1) DE2630363A1 (es)
ES (1) ES449793A1 (es)
FR (1) FR2318826A1 (es)
GB (1) GB1485067A (es)
NL (1) NL7608110A (es)
ZA (1) ZA763439B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1573187A (en) * 1977-09-16 1980-08-20 Tioxide Group Ltd Purification process
US4186088A (en) 1978-02-13 1980-01-29 Scm Corporation Aqueous ferrous waste conversion process
AT369714B (de) * 1979-01-24 1983-01-25 Voest Alpine Ag Verfahren zur aufarbeitung von eisen-iisulfatheptahydrat
DE2909572A1 (de) * 1979-03-12 1980-09-25 Hoechst Ag Verfahren zur ueberfuehrung von extraktionsrueckstaenden aus der phosphorsaeurereinigung in feste deponieprodukte
DE3327770A1 (de) * 1983-08-02 1985-02-14 Bayer Ag, 5090 Leverkusen Verfahren zur aufarbeitung metallsulfathaltiger schwefelsaeuren
DE3724677A1 (de) * 1987-07-25 1989-02-02 Kronos Titan Gmbh Verfahren zur aufarbeitung von eisen(ii)-sulfathaltigen metallsulfatgemischen
WO1996023729A1 (es) * 1995-01-31 1996-08-08 Compañia General Yesera, S.A. Procedimiento para obtener una carga de sulfato de calcio dihidrato en forma de cristales aciculares y su empleo en la industria papelera
CN104803463B (zh) * 2015-05-06 2016-08-31 湖北师范学院 一种含苯类有机物的高浓度硫酸废水的固态处理方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS48102794A (es) * 1972-04-11 1973-12-24
JPS4934153A (es) * 1972-08-03 1974-03-29
JPS4986269A (es) * 1972-12-22 1974-08-19
CA1053876A (en) * 1973-12-14 1979-05-08 Arthur A. Bellinger Method and means of growing coarse gypsum and magnetite

Also Published As

Publication number Publication date
FR2318826A1 (fr) 1977-02-18
GB1485067A (en) 1977-09-08
JPS5216870A (en) 1977-02-08
BE844351A (fr) 1977-01-20
DE2630363A1 (de) 1977-02-17
ZA763439B (en) 1977-05-25
NL7608110A (nl) 1977-01-27
AU1492776A (en) 1977-12-22

Similar Documents

Publication Publication Date Title
RO72150A (ro) Procedeu pentru executarea proceselor endoterme in strat fluidizat
ES449793A1 (es) Un procedimiento para el tratamiento de acido sulfurico a- cuoso.
GB1224307A (en) Sewage treatment
ES460350A1 (es) Procedimiento para la preparacion de acido sulfurico a par- tir de acido sulfurico residual que contiene sulfato de hie-rro.
ES438937A1 (es) Un procedimiento para la eliminacion de arsenico de solucio-nes acuosas acidas que lo contienen.
ES471032A1 (es) Un procedimiento para el tratamiento de soluciones acuosas de acido sulfurico, que contienen sulfato ferroso disuelto
JPS51141793A (en) Method of forming calcium sulfate whisker
PT67590A (fr) Procede de traitement chimique de minerais uraniferes contenant des composes du soufre et/ou des matieres organiques,par lixiviation alcaline
ES428937A1 (es) Un procedimiento mejorado para la purificacion de acido sulfurico acuoso.
ES421512A1 (es) Procedimiento para la preparacion de azul de prusia.
ES457127A1 (es) Procedimiento para recuperar hierro de un lodo de hierro quecontiene una mezcla de yeso e hidroxido ferrico.
ES270781A1 (es) Procedimiento para la producción de hidróxido magnésico mediante precipitación de salmueras que contengan cloruro magnésico
JPS5271865A (en) Process for treating waste water and waste liquor iontaining nitroprus side
ES434722A1 (es) Procedimiento para recuperar acido cianurico del licor madretratados procedentes de cloradores.
ES398248A1 (es) Un proceso para la purificacion y clarificacion de agua re-sidual.
IT1064139B (it) Procedimento per il trattamento di soluzioni acquose di acido solforico contenenti ferro
JPS5250994A (en) Process for producin brium sulfate
JPS5346496A (en) Treating method for waste liquor discharged from wet process purification of phosphoric acid
JPS5249652A (en) Process for treating a solution containing copper pyrophosphate comple x salts
JPS5246669A (en) Control system for a water-treating plant of an activatedsludge proces s
ES439934A1 (es) Procedimiento para el tratamiento de aguas residuales que contienen acidos antraquinonsulfonicos.
JPS51122952A (en) Process for treating a drain water of purified exhaust gas
JPS5289561A (en) Removal of calcium ions from solution containing calcium ions
JPS52152659A (en) Process for purifying waste water
JPS5284198A (en) Production of activated ferrite