Member since January 2013

  • Reviews 8
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Stefan Sefraoui

Posted Date : 23-05-2020
Comment for Feedback for tantalite ore ( coltan)35 % and above
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Stefan Sefraoui

Posted Date : 06-07-2018
Rating for Feedback for tantalite
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Stefan Sefraoui

Posted Date : 23-04-2018
Report for Feedback for Tantalite
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Stefan Sefraoui

Posted Date : 01-04-2018
Observation for Feedback for Coltan Tantalite ore
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Stefan Sefraoui

Posted Date : 29-11-2019
Comment for Feedback for buy tantalite
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Stefan Sefraoui

Posted Date : 20-07-2021
Critique for Feedback for Buying Coltan
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Stefan Sefraoui

Posted Date : 04-02-2018
Report for Feedback for PurchasingColumbite
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Stefan Sefraoui

Posted Date : 21-10-2019
Evaluation for Feedback for buy Tantalite