Nature, Volume 54Sir Norman Lockyer Macmillan Journals Limited, 1896 |
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Página 39
... metal bars of various sections . The author stated that the system of manufacture was the invention of Mr. Alexander Dick , the inventor of Delta metal . It related to the production of all kinds of metallic sections , from thin wire or ...
... metal bars of various sections . The author stated that the system of manufacture was the invention of Mr. Alexander Dick , the inventor of Delta metal . It related to the production of all kinds of metallic sections , from thin wire or ...
Página 57
... metal it represents . It will be evident from the distribution of the spheres of gold and platinum that diffusion can be accurately measured in molten metals . PART II . - Diffusion of Solid Metals . The second part of the investigation ...
... metal it represents . It will be evident from the distribution of the spheres of gold and platinum that diffusion can be accurately measured in molten metals . PART II . - Diffusion of Solid Metals . The second part of the investigation ...
Página 257
... metals in the ingots which now reach this country is so peculiar , that it is not possible to estimate the value of the ingots by taking the pieces of metal required for assay , by any of the well - known methods at present in use ...
... metals in the ingots which now reach this country is so peculiar , that it is not possible to estimate the value of the ingots by taking the pieces of metal required for assay , by any of the well - known methods at present in use ...
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