Chemical News and Journal of Industrial Science, Tom 34Chemical news office., 1876 |
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Strona 26
... given to a finger on a dial - plate above ground . The first anemometers which appear to have come into , Dr. Prestell , is described by Messrs . Negretti and Zambra , general use in mines were those of M. Charles Combes , of of London ...
... given to a finger on a dial - plate above ground . The first anemometers which appear to have come into , Dr. Prestell , is described by Messrs . Negretti and Zambra , general use in mines were those of M. Charles Combes , of of London ...
Strona 27
... given . The mixture is , however , highly to be recommended in testing for lead , having given indications of that metal in bronze and cadmiferous calamine , when all other blowpipe tests failed ; the lead in the bronze was overlooked ...
... given . The mixture is , however , highly to be recommended in testing for lead , having given indications of that metal in bronze and cadmiferous calamine , when all other blowpipe tests failed ; the lead in the bronze was overlooked ...
Strona 31
... given by M. Bertin in the June num- ber of the Annales de Chimie et de Physique . The capital objection which mechanicians oppose to these different explanations is , they are all reduced to admit , that the CHEMICAL NOTICES FROM ...
... given by M. Bertin in the June num- ber of the Annales de Chimie et de Physique . The capital objection which mechanicians oppose to these different explanations is , they are all reduced to admit , that the CHEMICAL NOTICES FROM ...
Strona 36
... given about this process , but the results must have been , to say the least , difficult to obtain , as we find , immediately af er that , " according to Damour , it cannot be obtained in this way . " I came upon the process I am about ...
... given about this process , but the results must have been , to say the least , difficult to obtain , as we find , immediately af er that , " according to Damour , it cannot be obtained in this way . " I came upon the process I am about ...
Strona 37
... given dis- tance in a still atmosphere . It may also be proved by placing the instrument in an intermitting current , when the actual average velocity can be accurately known , as in those cases where the total quantity of air passing ...
... given dis- tance in a still atmosphere . It may also be proved by placing the instrument in an intermitting current , when the actual average velocity can be accurately known , as in those cases where the total quantity of air passing ...
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