RU96102065A - METHOD FOR RARE EARTH EXTRACTION FROM PHOSPHOGYPS - Google Patents
METHOD FOR RARE EARTH EXTRACTION FROM PHOSPHOGYPSInfo
- Publication number
- RU96102065A RU96102065A RU96102065/25A RU96102065A RU96102065A RU 96102065 A RU96102065 A RU 96102065A RU 96102065/25 A RU96102065/25 A RU 96102065/25A RU 96102065 A RU96102065 A RU 96102065A RU 96102065 A RU96102065 A RU 96102065A
- Authority
- RU
- Russia
- Prior art keywords
- rare earth
- phosphogyps
- solution
- earth extraction
- fluorides
- Prior art date
Links
- 229910052761 rare earth metal Inorganic materials 0.000 title claims 6
- 238000000605 extraction Methods 0.000 title 1
- 150000002910 rare earth metals Chemical class 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-N HF Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims 2
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 claims 2
- 238000001914 filtration Methods 0.000 claims 2
- 239000012452 mother liquor Substances 0.000 claims 2
- 239000002244 precipitate Substances 0.000 claims 2
- -1 rare earth fluorides Chemical class 0.000 claims 2
- 150000002222 fluorine compounds Chemical class 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU96102065A RU2109686C1 (en) | 1996-02-01 | 1996-02-01 | Method for recovering rare-earth elements from phosphogypsum |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU96102065A RU2109686C1 (en) | 1996-02-01 | 1996-02-01 | Method for recovering rare-earth elements from phosphogypsum |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2109686C1 RU2109686C1 (en) | 1998-04-27 |
RU96102065A true RU96102065A (en) | 1998-05-10 |
Family
ID=20176471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU96102065A RU2109686C1 (en) | 1996-02-01 | 1996-02-01 | Method for recovering rare-earth elements from phosphogypsum |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2109686C1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2445269C1 (en) * | 2010-06-30 | 2012-03-20 | Государственное образовательное учреждение высшего профессионального образования "Тюменский государственный университет" | Method of producing trifluorides of rare-earth elements |
RU2458862C1 (en) * | 2011-03-02 | 2012-08-20 | Государственное образовательное учреждение высшего профессионального образования "Тюменский государственный университет" | METHOD OF PRODUCING POWDER OF LnSF (Ln=La-Dy) COMPOUNDS |
CN102796872A (en) * | 2011-05-27 | 2012-11-28 | 深圳市格林美高新技术股份有限公司 | Method for recycling rare earths from cathode-ray tube fluorescent powder |
RU2465207C1 (en) * | 2011-07-11 | 2012-10-27 | Федеральное государственное бюджетное учреждение науки Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра Российской академии наук (ИХТРЭМС КНЦ РАН) | Method of extracting rare-earth elements from wet-process phosphoric acid |
RU2473708C1 (en) * | 2011-08-09 | 2013-01-27 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" | Method of extracting rare-earth elements from phosphogypsum |
RU2487834C1 (en) * | 2011-12-27 | 2013-07-20 | Общество С Ограниченной Ответственностью "Лаборатория Инновационных Технологий" | Method of extracting rare-earth metals from phosphogypsum |
RU2549412C1 (en) * | 2013-10-14 | 2015-04-27 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный исследовательский Томский политехнический университет" | Method of processing monazite concentrate |
CN104878201B (en) * | 2014-02-28 | 2017-06-30 | 中国石油化工股份有限公司 | A kind of method of the recovering rare earth from RE waste water is contained |
RU2706401C1 (en) * | 2019-05-06 | 2019-11-18 | Общество с ограниченной ответственностью "НефтеХимКонсалт" | Method of processing phosphogypsum wastes to obtain a concentrate of rare-earth elements and gypsum plaster |
RU2708718C1 (en) * | 2019-06-13 | 2019-12-11 | Общество с ограниченной ответственностью "ХАММЕЛЬ" | Method of processing phosphogypsum wastes to obtain a concentrate of ree and gypsum plaster |
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1996
- 1996-02-01 RU RU96102065A patent/RU2109686C1/en active
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