Scientific American, Volum 235Munn & Company, 1976 |
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Side 69
... material and plunged into a bath of liquid pig iron on the hearth of a steel - melting furnace . Reporting the results to the Iron and Steel Institute in 1873 , Siemens ex- pressed the hope that " the direct process may be carried on ...
... material and plunged into a bath of liquid pig iron on the hearth of a steel - melting furnace . Reporting the results to the Iron and Steel Institute in 1873 , Siemens ex- pressed the hope that " the direct process may be carried on ...
Side 29
... material for sys- tematic studies of chemical structure and physiological function . Our explo- ration of brain tissues as a source of starting material coincided with inde- pendent studies by Koji Uchizono and his associates at the ...
... material for sys- tematic studies of chemical structure and physiological function . Our explo- ration of brain tissues as a source of starting material coincided with inde- pendent studies by Koji Uchizono and his associates at the ...
Side 121
... material has absorbed most of the track - forming par- ticles . solar - system material . Nevertheless , in most meteorites and in some lunar min- erals still retaining fission tracks that have accumulated over a period of more than ...
... material has absorbed most of the track - forming par- ticles . solar - system material . Nevertheless , in most meteorites and in some lunar min- erals still retaining fission tracks that have accumulated over a period of more than ...
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