SU446800A1 - Method of extraction concentration of hafnium - Google Patents

Method of extraction concentration of hafnium

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Publication number
SU446800A1
SU446800A1 SU1872202A SU1872202A SU446800A1 SU 446800 A1 SU446800 A1 SU 446800A1 SU 1872202 A SU1872202 A SU 1872202A SU 1872202 A SU1872202 A SU 1872202A SU 446800 A1 SU446800 A1 SU 446800A1
Authority
SU
USSR - Soviet Union
Prior art keywords
hafnium
concentration
extraction concentration
diantipyrylmethane
isooctane
Prior art date
Application number
SU1872202A
Other languages
Russian (ru)
Inventor
Борис Иосифович Петров
Юрий Алексеевич Махнев
Виктор Петрович Живописцев
Игорь Николаевич Поносов
Original Assignee
Пермский ордена Трудового Красного Знамени государственный университет им.А.М.Горького
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 Пермский ордена Трудового Красного Знамени государственный университет им.А.М.Горького filed Critical Пермский ордена Трудового Красного Знамени государственный университет им.А.М.Горького
Priority to SU1872202A priority Critical patent/SU446800A1/en
Application granted granted Critical
Publication of SU446800A1 publication Critical patent/SU446800A1/en

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  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)

Claims (2)

1. Способ экстракционного концентрировани  гафни , например, дл  аналитического определени , включающий экстрагирование его из сол нокислого раствора органическим растворителем в присутствии реагента, выбранного из р да алкилпроизводных диантипирилметана , отличающийс  тем, что, с 3 целью увеличени  степени и селективности концентрировани , в качестве растворител  используют смесь хлороформа и изооктана, а Б качестве реагента - октилдиантипирилметан .5 4 1. A method of extracting concentration of hafnium, for example, for analytical determination, including extracting it from a hydrochloric acid solution with an organic solvent in the presence of a reagent selected from a series of alkyl derivatives of diantipyrylmethane, characterized in that with the aim of increasing the degree and selectivity of concentration, as a solvent use a mixture of chloroform and isooctane, and B as a reagent is octyl diantipyrylmethane .5 4 2. Способ по п. 1, отличающийс  тем, что гафний экстрагируют из 8-10 н. раствора сол ной кислоты смесью хлороформа и изооктана , вз тых в объемных соотношени х ( 1-3): (1-4).2. A method according to claim 1, characterized in that the hafnium is extracted from 8-10 n. hydrochloric acid solution with a mixture of chloroform and isooctane, taken in volume ratios (1-3): (1-4).
SU1872202A 1973-01-15 1973-01-15 Method of extraction concentration of hafnium SU446800A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU1872202A SU446800A1 (en) 1973-01-15 1973-01-15 Method of extraction concentration of hafnium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1872202A SU446800A1 (en) 1973-01-15 1973-01-15 Method of extraction concentration of hafnium

Publications (1)

Publication Number Publication Date
SU446800A1 true SU446800A1 (en) 1974-10-15

Family

ID=20539333

Family Applications (1)

Application Number Title Priority Date Filing Date
SU1872202A SU446800A1 (en) 1973-01-15 1973-01-15 Method of extraction concentration of hafnium

Country Status (1)

Country Link
SU (1) SU446800A1 (en)

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