BioFlot | Critical metal recovery from industrial wastewater by bioflotation using surface active siderophores

Summary
The recycling rates of critical metals like In, and Ga are very less and it is high time to improve their recovery from secondary sources in an environmentally friendly way. However, the low concentration of target metals and presence of other metals in the industrial wastewater makes the recovery challenging. BioFlot aims to explore the use of amphiphilic siderophores (marinobactins) from Marinobacter sp. as highly specific extractants for recovery of CRMs (In, and Ga) from secondary sources (industrial wastewater) by means of bio-flotation technique. Marinobactins are composed of amphiphilic and hydroxamate functional groups which makes them an ideal candidate for bioflotation. The marinobactin-CRM interactions will be studied at molecular levels which will shed the light on their unexplored capacities and form the basis for the development of recovery process. The project proposes to employ the marinobactins as green flotation extractants in bioflotation technique for metal recovery and subsequent extraction and optimization of process parameters for maximum selective binding of metals and marinobactins so as to increase the flotation yield. And further optimization for separation of marinobactin from metals in flotation product to regenerate marinobactin and recover target metal. The next phase of the project would involve semi-continuous and continuous experiments to scale-up the best possible configuration selected during the batch study. Finally, an economic evaluation will be carried out to support the commercialization of the developed technology.
This project will develop a novel and ecofriendly recycling process which will increase the recycling rates, reduce the waste and proliferate the circular economy in EU and also contribute in reducing its CRM dependency on non-EU countries. It will also train the experienced researcher in developing green technology and soft skills and make the host eminent in innovative biotechnology.
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More information & hyperlinks
Web resources: https://cordis.europa.eu/project/id/841437
Start date: 01-10-2019
End date: 30-09-2021
Total budget - Public funding: 174 806,40 Euro - 174 806,00 Euro
Cordis data

Original description

The recycling rates of critical metals like In, and Ga are very less and it is high time to improve their recovery from secondary sources in an environmentally friendly way. However, the low concentration of target metals and presence of other metals in the industrial wastewater makes the recovery challenging. BioFlot aims to explore the use of amphiphilic siderophores (marinobactins) from Marinobacter sp. as highly specific extractants for recovery of CRMs (In, and Ga) from secondary sources (industrial wastewater) by means of bio-flotation technique. Marinobactins are composed of amphiphilic and hydroxamate functional groups which makes them an ideal candidate for bioflotation. The marinobactin-CRM interactions will be studied at molecular levels which will shed the light on their unexplored capacities and form the basis for the development of recovery process. The project proposes to employ the marinobactins as green flotation extractants in bioflotation technique for metal recovery and subsequent extraction and optimization of process parameters for maximum selective binding of metals and marinobactins so as to increase the flotation yield. And further optimization for separation of marinobactin from metals in flotation product to regenerate marinobactin and recover target metal. The next phase of the project would involve semi-continuous and continuous experiments to scale-up the best possible configuration selected during the batch study. Finally, an economic evaluation will be carried out to support the commercialization of the developed technology.
This project will develop a novel and ecofriendly recycling process which will increase the recycling rates, reduce the waste and proliferate the circular economy in EU and also contribute in reducing its CRM dependency on non-EU countries. It will also train the experienced researcher in developing green technology and soft skills and make the host eminent in innovative biotechnology.

Status

CLOSED

Call topic

MSCA-IF-2018

Update Date

28-04-2024
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Horizon 2020
H2020-EU.1. EXCELLENT SCIENCE
H2020-EU.1.3. EXCELLENT SCIENCE - Marie Skłodowska-Curie Actions (MSCA)
H2020-EU.1.3.2. Nurturing excellence by means of cross-border and cross-sector mobility
H2020-MSCA-IF-2018
MSCA-IF-2018