Chemical News and Journal of Industrial Science, Tom 39Chemical news office., 1879 |
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Strona 9
... surface . It resists nearly all reagents except hydrofluoric acid and caustic alkalies at a red heat . It contains 15 per cent of silicium , whilst the alloy of iron and manganese richest in silicium has only 10 per cent . Its origin is ...
... surface . It resists nearly all reagents except hydrofluoric acid and caustic alkalies at a red heat . It contains 15 per cent of silicium , whilst the alloy of iron and manganese richest in silicium has only 10 per cent . Its origin is ...
Strona 12
... surface , though in this case the spectrum would be discontinuous instead of continu- ous . Thus if A , B , C , D , E denote conspicuous bright lines of increasing refrangibility , in the spectrum of the va- pour , it might very well be ...
... surface , though in this case the spectrum would be discontinuous instead of continu- ous . Thus if A , B , C , D , E denote conspicuous bright lines of increasing refrangibility , in the spectrum of the va- pour , it might very well be ...
Strona 16
... surfaces . He makes a great point of the fact that this happens only in damp weather ; in dry weather he says the drops crystal- lise . Nearly half of his paper is devoted to experiments which prove this statement . He does not ...
... surfaces . He makes a great point of the fact that this happens only in damp weather ; in dry weather he says the drops crystal- lise . Nearly half of his paper is devoted to experiments which prove this statement . He does not ...
Strona 17
... surface is wiped dry . If these are allowed to dry thoroughly they start crystallisation in the depres- sions of the plate ; the crystals grow sometimes very rapidly , sometimes very slowly . In the latter case scratch- ing with a sharp ...
... surface is wiped dry . If these are allowed to dry thoroughly they start crystallisation in the depres- sions of the plate ; the crystals grow sometimes very rapidly , sometimes very slowly . In the latter case scratch- ing with a sharp ...
Strona 18
... , especially when plates are prepared , and plates with surface defects are certainly rejected . For cheap boiler and ship plates Bessemer steel is at the present time in constant use , and 20 Reactions of Iodine , & c . , with 18 ...
... , especially when plates are prepared , and plates with surface defects are certainly rejected . For cheap boiler and ship plates Bessemer steel is at the present time in constant use , and 20 Reactions of Iodine , & c . , with 18 ...
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