Ol'ga Viktorovna Petrakova

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Krasnoyarsk, RU

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Patents Grantslast 30 patents

Information Patent Grant
Method for extracting scandium from scandium-containing materials
- Patent number 12,351,472
- Issue date Jul 8, 2025
- Obshchestvo S Ogranichennoy Otvetstvennost'Yu “Obedinennaya Kompaniya Rusal I...
- Aleksandr Borisovich Kozyrev
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for recovering scandium from red mud left from alumina produ...
- Patent number 11,293,077
- Issue date Apr 5, 2022
- United Company RUSAL Eng. and Tech. Centre LLC
- Aleksandr Borisovich Kozyrev
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR EXTRACTING SCANDIUM FROM SCANDIUM-CONTAINING MATERIALS
- Publication number 20230020915
- Publication date Jan 19, 2023
- OBSHCHESTVO S OGRANICHENNOY OTVETSTVENNOST'YU "OBEDINENNAYA KOMPANIYA RUSAL I...
- Aleksandr Borisovich Kozyrev
- C01 - INORGANIC CHEMISTRY
Information Patent Application
SORPTION APPARATUS
- Publication number 20220235431
- Publication date Jul 28, 2022
- Obshchestvo s Ogranichennoy Otvetstvennostyu"Obedinennaya Kompaniya Rusal Inz...
- Aleksandr Borisovich Kozyrev
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR RECOVERING SCANDIUM FROM RED MUD LEFT FROM ALUMINA PRODU...
- Publication number 20190360073
- Publication date Nov 28, 2019
- United Company RUSAL Eng, and Tech. Centre LLC
- Aleksandr Borisovich Kozyrev
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...