RO102430B1 - Procedeu de reducere a continutului de ioni cromofori din clorura de bariu - Google Patents

Procedeu de reducere a continutului de ioni cromofori din clorura de bariu

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Publication number
RO102430B1
RO102430B1 RO135890A RO13589088A RO102430B1 RO 102430 B1 RO102430 B1 RO 102430B1 RO 135890 A RO135890 A RO 135890A RO 13589088 A RO13589088 A RO 13589088A RO 102430 B1 RO102430 B1 RO 102430B1
Authority
RO
Romania
Prior art keywords
barium chloride
reducing
content
cromophore
ions
Prior art date
Application number
RO135890A
Other languages
English (en)
Other versions
RO102430A2 (ro
Inventor
Valentin Jianu
Original Assignee
îNTREPRINDEREA CHIMICA "DUDESTI"
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 îNTREPRINDEREA CHIMICA "DUDESTI" filed Critical îNTREPRINDEREA CHIMICA "DUDESTI"
Priority to RO135890A priority Critical patent/RO102430B1/ro
Publication of RO102430A2 publication Critical patent/RO102430A2/ro
Publication of RO102430B1 publication Critical patent/RO102430B1/ro

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  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

Reducerea continutului de ioni cromofori din clorura de bariu solutia este necesara pentru obtinerea carbonatului de bariu de puritate corespunzatoare pentru fabricarea sticlei laser fosfatica. Procedeul consta din prepararea unei solutii de clorura de bariu de calitate reactiv în apa demineralizata, de concentratie de 13,5% la care se adauga sub agitare si încalzire la 70 ... 80 grade C, 12 ... 15 g sulfocianura de amoniu la 100 kg CaCl indice 2 . 2 H indice 2 O; în solutia astfel obtinuta si adusa la temperatura de fierbere se adauga 5 ml piridina la 100 l solutie, dupa care amestecul se raceste si se înlatura precipitatul prin filtrate.
RO135890A 1988-11-16 1988-11-16 Procedeu de reducere a continutului de ioni cromofori din clorura de bariu RO102430B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO135890A RO102430B1 (ro) 1988-11-16 1988-11-16 Procedeu de reducere a continutului de ioni cromofori din clorura de bariu

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO135890A RO102430B1 (ro) 1988-11-16 1988-11-16 Procedeu de reducere a continutului de ioni cromofori din clorura de bariu

Publications (2)

Publication Number Publication Date
RO102430A2 RO102430A2 (ro) 1991-10-11
RO102430B1 true RO102430B1 (ro) 1991-10-31

Family

ID=20122821

Family Applications (1)

Application Number Title Priority Date Filing Date
RO135890A RO102430B1 (ro) 1988-11-16 1988-11-16 Procedeu de reducere a continutului de ioni cromofori din clorura de bariu

Country Status (1)

Country Link
RO (1) RO102430B1 (ro)

Also Published As

Publication number Publication date
RO102430A2 (ro) 1991-10-11

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