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Tom Orrow

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Tom Orrow

Re: moojer post# 132805

Sunday, 06/16/2013 12:16:03 AM

Sunday, June 16, 2013 12:16:03 AM

Post# of 165854

Vol.10, No.3A Review of Niobium-Tantalum Separation 255
4. CONCLUSION

The extraction and separation of niobium and tantalum by solvent extraction has proven to be simple, rapid and very efficient.

...

From the solution, oxide hydrates of niobium and tantalum respectively were released and the released oxide hydrates were calcinated giving aproduct containing more than 99% niobium and tantalum, respectively.
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