ES394424A1 - Procedimiento para purificar lejias de nitracion de antra- quinona. - Google Patents

Procedimiento para purificar lejias de nitracion de antra- quinona.

Info

Publication number
ES394424A1
ES394424A1 ES394424A ES394424A ES394424A1 ES 394424 A1 ES394424 A1 ES 394424A1 ES 394424 A ES394424 A ES 394424A ES 394424 A ES394424 A ES 394424A ES 394424 A1 ES394424 A1 ES 394424A1
Authority
ES
Spain
Prior art keywords
mother liquor
nitration
products
suspension
suspended
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
ES394424A
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.)
Sandoz AG
Original Assignee
Sandoz AG
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 Sandoz AG filed Critical Sandoz AG
Publication of ES394424A1 publication Critical patent/ES394424A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0492—Applications, solvents used

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES394424A 1970-08-24 1971-08-21 Procedimiento para purificar lejias de nitracion de antra- quinona. Expired ES394424A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1261070A CH529094A (de) 1970-08-24 1970-08-24 Trennverfahren

Publications (1)

Publication Number Publication Date
ES394424A1 true ES394424A1 (es) 1975-03-16

Family

ID=4384697

Family Applications (1)

Application Number Title Priority Date Filing Date
ES394424A Expired ES394424A1 (es) 1970-08-24 1971-08-21 Procedimiento para purificar lejias de nitracion de antra- quinona.

Country Status (9)

Country Link
US (1) US3786073A (es)
BE (1) BE771611A (es)
CH (1) CH529094A (es)
DE (1) DE2142100B2 (es)
ES (1) ES394424A1 (es)
FR (1) FR2105956A5 (es)
GB (1) GB1353410A (es)
IT (1) IT945933B (es)
NL (1) NL7111612A (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2233185C3 (de) * 1972-07-06 1981-05-07 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von 1-Nitroanthrachinon
DE2237904C3 (de) * 1972-08-02 1981-02-12 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von reinem 1-Nitroanthrachinon
DE2248990A1 (de) * 1972-10-06 1974-04-11 Bayer Ag Verfahren zur herstellung von l-nitroanthrachinon
DE2256644C2 (de) * 1972-11-18 1983-10-20 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von reinem 1-Nitro-anthrachinon
DE2259074C3 (de) * 1972-12-02 1982-04-22 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von praktisch 1,5-Dinitro-anthrachinon-freiem 1-Nitro-anthrachinon
NL7402981A (es) * 1973-03-16 1974-09-18
DE2334713C3 (de) * 1973-07-07 1980-07-10 Basf Ag, 6700 Ludwigshafen Verfahren zur Isolierung von 13-Dinitroanthrachinon
DE2346317C3 (de) * 1973-09-14 1980-06-19 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Dinitroanthrachinonen
DE2400253A1 (de) * 1974-01-04 1975-07-17 Bayer Ag Verfahren zur herstellung von praktisch anthrachinon- und 2-nitroanthrachinonfreiem 1-nitroanthrachinon
DE2552560A1 (de) * 1974-12-05 1976-06-10 Sandoz Ag Verfahren zum reinigen von l-nitroanthrachinon
US3996251A (en) * 1975-04-19 1976-12-07 Bayer Aktiengesellschaft Preparation of pure 1,5-dinitroanthraquinone
US3996252A (en) * 1975-04-19 1976-12-07 Bayer Aktiengesellschaft Preparation of pure 1,8-dinitroanthraquinone

Also Published As

Publication number Publication date
NL7111612A (es) 1972-02-28
FR2105956A5 (es) 1972-04-28
DE2142100B2 (de) 1973-05-24
IT945933B (it) 1973-05-10
BE771611A (fr) 1971-12-31
US3786073A (en) 1974-01-15
DE2142100A1 (de) 1972-03-02
DE2142100C3 (es) 1974-01-03
CH529094A (de) 1972-10-15
GB1353410A (en) 1974-05-15

Similar Documents

Publication Publication Date Title
ES394424A1 (es) Procedimiento para purificar lejias de nitracion de antra- quinona.
GB1308746A (en) Process for removal and recovery of mercury from gases
CA930174A (en) Reductive stripping process for the recovery of uranium from wet-process phosphoric acid
GB1104497A (en) Recovery of spent etchants
YU325973A (en) Process for the purification of metalurgic gases resulting in the pyrometallurgical treatment of mercury metals or other provenience, containing the anhydride of sulfuric acid, by means of extraction of mercury
DK106607C (da) Fremgangsmåde til fjernelse of genvinding af adipinsyre fra reaktionsproduktet hidrørende fra oxidationen af cyclohexan.
YU34491B (en) Process for obtaining solid phosphoric acid used as catalyst
NL180828C (nl) Werkwijze voor het verwijderen van kwik uit kwik bevattend geconcentreerd zwavelzuur.
ES309025A1 (es) Un procedimiento para separar cantidades de fosfato de una amina organica extractora insoluble en agua.
IE37898L (en) Separation process
AU2672571A (en) Method of removing, by cyclonic separation from fiber suspensions atleast an essential part of impurities included therein and which are difficult to separate, and apparatus for executing the method
ES440618A1 (es) Un procedimiento para preparar una sal fosfato purificada.
ES380730A1 (es) Procedimiento para liberar un acido sulfurico al 55-85 por 100 (en peso) de sus impurezas de metales yno metaloides.
SU312445A1 (ru) Способ разделени стабильныхизОТОпОВ
BE774899A (fr) Procede de separation d'hydrocarbures aromatiques par extraction
GB1319124A (en) Extraction of hydrogen peroxide
IT1002680B (it) Processo per il recupero di minera li da correnti acide
FR2038224A1 (en) Liquid process for selective separation of - molybdenum from fission products
SU478461A3 (ru) Способ выделени солей из растворов
KR830004206A (ko) 이소류우신의 정제방법
ES434309A1 (es) Procedimiento para preparar soluciones fosforicas muy pu- ras.
CA941841A (en) Process for separating methylterephthalic acid and 4-methylisophthalic acid from mixtures of the two, at each higher concentrations
JPS5227099A (en) Separation method of boron and fluorine from acid solution containing both of boron and fluorine.
ES379306A1 (es) Un procedimiento para la separacion de los componentes de una disolucion que comprende componentes que hierven a menos
ES428937A1 (es) Un procedimiento mejorado para la purificacion de acido sulfurico acuoso.