RO86979B1 - Procedeu hidrotermal de obtinere a hematitei - Google Patents

Procedeu hidrotermal de obtinere a hematitei

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Publication number
RO86979B1
RO86979B1 RO114773A RO11477384A RO86979B1 RO 86979 B1 RO86979 B1 RO 86979B1 RO 114773 A RO114773 A RO 114773A RO 11477384 A RO11477384 A RO 11477384A RO 86979 B1 RO86979 B1 RO 86979B1
Authority
RO
Romania
Prior art keywords
hydrothermal
proceess
hematite
obtaining
weight
Prior art date
Application number
RO114773A
Other languages
English (en)
Other versions
RO86979A2 (ro
Inventor
Danila Barb
Constantin-Lucian Diamandescu
Aneta Rusi
Doina Ecaterina Tarabasanu-Mihaila
Original Assignee
Institutul De Fizica Si Tehnologia Materialelor
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 Institutul De Fizica Si Tehnologia Materialelor filed Critical Institutul De Fizica Si Tehnologia Materialelor
Priority to RO114773A priority Critical patent/RO86979B1/ro
Publication of RO86979A2 publication Critical patent/RO86979A2/ro
Publication of RO86979B1 publication Critical patent/RO86979B1/ro

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Abstract

Inventia se refera la un procedeu hidrotermal de obtinere a hematiei, care se caracterizeaza prin aceea ca folosindu-se o suspensie apoasa de oxi-hidroxid feric, constituita din 4,5 parti greutate oxi-hidroxid feric, d-FeO(OH) si 4 parti greutate apa, suspensia apoasa este înclalzita pîna la temperatura de reactie de 210 plus minus 5 degree C, cu o viteza de încalzire de 3 degree C/min, mentinîndu-se timp de 2 h la aceeasi temperatura, dupa care suspensia este spalata si filtrata si apoi produsul obtinut se usuca la 110 degree C.
RO114773A 1984-06-05 1984-06-05 Procedeu hidrotermal de obtinere a hematitei RO86979B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO114773A RO86979B1 (ro) 1984-06-05 1984-06-05 Procedeu hidrotermal de obtinere a hematitei

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO114773A RO86979B1 (ro) 1984-06-05 1984-06-05 Procedeu hidrotermal de obtinere a hematitei

Publications (2)

Publication Number Publication Date
RO86979A2 RO86979A2 (ro) 1985-05-30
RO86979B1 true RO86979B1 (ro) 1985-05-31

Family

ID=20115025

Family Applications (1)

Application Number Title Priority Date Filing Date
RO114773A RO86979B1 (ro) 1984-06-05 1984-06-05 Procedeu hidrotermal de obtinere a hematitei

Country Status (1)

Country Link
RO (1) RO86979B1 (ro)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109796049A (zh) * 2019-01-15 2019-05-24 昆明理工大学 一种利用湿法炼锌针铁矿法沉铁渣制备铁红的方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2305486T3 (es) * 2002-08-16 2008-11-01 Albemarle Netherlands B.V. Preparacion de compuestos de hierro mediante conversion hidrotermica.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109796049A (zh) * 2019-01-15 2019-05-24 昆明理工大学 一种利用湿法炼锌针铁矿法沉铁渣制备铁红的方法
CN109796049B (zh) * 2019-01-15 2021-07-09 昆明理工大学 一种利用湿法炼锌针铁矿法沉铁渣制备铁红的方法

Also Published As

Publication number Publication date
RO86979A2 (ro) 1985-05-30

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