Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3756Chemical news office., 1932 |
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Strona 234
... interest the world over ; very large sums have been spent in experimenting and perfecting , nowhere as yet are plants in existence on a commercial basis . Though the problem has been solved technically it is still far from being ...
... interest the world over ; very large sums have been spent in experimenting and perfecting , nowhere as yet are plants in existence on a commercial basis . Though the problem has been solved technically it is still far from being ...
Strona 237
... interest is their investiga- tion of the practice of mixing sugar in lime- sand mortar . Controlled tests have shown that , if as little sugar as 6 per cent . of the quicklime is included in mortar , the tensile strength is increased ...
... interest is their investiga- tion of the practice of mixing sugar in lime- sand mortar . Controlled tests have shown that , if as little sugar as 6 per cent . of the quicklime is included in mortar , the tensile strength is increased ...
Strona 239
... interest to pharmaceutical chemists , it is a handy and concise work of reference that should be found in the library of every chemist interested in medicinal plants ; and , it should be added that the utility of these plants is not ...
... interest to pharmaceutical chemists , it is a handy and concise work of reference that should be found in the library of every chemist interested in medicinal plants ; and , it should be added that the utility of these plants is not ...
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