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Strona 79
CHEMICAL News , } Extraction of Radium , Uranium , and Vanadium from
Carnotite , 79 EXTRACTION AND RECOVERY OF does not successfully extract
more than 70 per cent of the RADIUM , URANIUM , AND VANADIUM FROM
radium ...
CHEMICAL News , } Extraction of Radium , Uranium , and Vanadium from
Carnotite , 79 EXTRACTION AND RECOVERY OF does not successfully extract
more than 70 per cent of the RADIUM , URANIUM , AND VANADIUM FROM
radium ...
Strona 80
800° C . Reduction takes place readily , the carbon monoxidecipitate , of course ,
also contains radium as carbonate . It burning out at the spout of the crucible .
Three crucibles is washed and dissolved in chemically pure hydrobromic are ...
800° C . Reduction takes place readily , the carbon monoxidecipitate , of course ,
also contains radium as carbonate . It burning out at the spout of the crucible .
Three crucibles is washed and dissolved in chemically pure hydrobromic are ...
Strona 282
Nearly 36 , 500 dols . a grm . , two - thirds cheaper than the market 5 grms . of
radium ( element ) have been extracted from the price of 120 , 000 dols , asked
by foreign producers , the new ore in the form of raw radium barium sulphates ...
Nearly 36 , 500 dols . a grm . , two - thirds cheaper than the market 5 grms . of
radium ( element ) have been extracted from the price of 120 , 000 dols , asked
by foreign producers , the new ore in the form of raw radium barium sulphates ...
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