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Method for processing complex raw materials and evaluation of its efficiency

Integrated processing of complex raw materials to obtain concentrates of strategic metals. Ore preparation, classification, and flotation concentration.
General information
Contacts

General information

Developer: Saint Petersburg Mining University

Industry

Beneficiation, Processing of mineral and technogenic raw materials

Project Research Team

Head: Tatyana Nikolaevna Alexandrova Research Team: Nadezhda Valeryevna Nikolaeva, Artem Olegovich Romashev, Valentin Vadimovich Kuznetsov, Ibragim Timurovich Kallaev, Bulat Lenarovich Gatiatullin

Scientific novelty

The set of proposed technical solutions is aimed at obtaining concentrates containing strategic metals and includes ore preparation, classification, flotation enrichment using selective targeted reagents, as well as a software package for evaluating the efficiency of the technological process. The main feature is the application of a magnetic field during classification and flotation enrichment. This allows for increased selectivity in the separation of silicate and iron-containing minerals. The magnetic field acts as an additional activator for the flotation process of particles with different magnetic properties, resulting in the formation of froth and tailings products.

Advantages

The proposed set of technical solutions differs from existing technologies by a high level of mineral raw material enrichment of various origins due to the intensification of extraction processes and environmental safety, allowing for the industrial utilization of man-made deposits and formations. For example, when processing iron ores, it is possible to obtain super-concentrates suitable for the non-blast furnace iron production process (direct reduction).

Commercial implementation

The development is intended for mining enterprises to obtain competitive concentrates (including new-generation iron-containing materials), create special types of functional materials and alloys, as well as for chemical, aerospace, and other industries.

Development stage

Laboratory testing

Required investment

200,000,000.00 RUB

Investor's share in the project

70%

Security documents

Certificate No. 2021681464 Patent No. 2786953 Certificate No. 2022611146 Patent No. 2716345

Participation in exhibition and fair events

Gold medal and 1st degree diploma of the XXIX International Innovation Exhibition "HI-TECH 2023"; Gold medal and 1st degree diploma of the XXVI Moscow International Salon of Inventions and Innovative Technologies "Archimedes-2023".

Attachments

Database of innovative projects of the Mining University

Contacts

Patent and Licensing Department:

tel.: +7 (812) 328-86-16

e-mail: patent@spmi.ru

website

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