Chemical News and Journal of Physical Science, Tom 117Chemical news office., 1918 |
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Strona 5
... coal- tar chemical industry . Its products were shown in abundance upon every hand . They lend themselves admirably to effective displays for the eye , and they re vealed in a concrete form the marvellous creation during a few months of ...
... coal- tar chemical industry . Its products were shown in abundance upon every hand . They lend themselves admirably to effective displays for the eye , and they re vealed in a concrete form the marvellous creation during a few months of ...
Strona 6
... coal - tar chemistry in the arts , and the tremendous advance made during the past two or three years . Enough detail is furnished in connection with the name of each company exhibiting to give a fair idea of the extent and variety of ...
... coal - tar chemistry in the arts , and the tremendous advance made during the past two or three years . Enough detail is furnished in connection with the name of each company exhibiting to give a fair idea of the extent and variety of ...
Strona 7
... coal- tar products . They are given in detail , as illustrating in a striking degree the wide diversity of output of our leading producer of artificial dyes and its lack of dependence upon outside sources for the materials employed . Coal ...
... coal- tar products . They are given in detail , as illustrating in a striking degree the wide diversity of output of our leading producer of artificial dyes and its lack of dependence upon outside sources for the materials employed . Coal ...
Strona 11
... coal was of vegetable origin , then coal must contain potash . This would not be found in the ash as it would have volatilised but would be found in chimneys and flues . Possibly the manurial value of soot lay in the potash it contained ...
... coal was of vegetable origin , then coal must contain potash . This would not be found in the ash as it would have volatilised but would be found in chimneys and flues . Possibly the manurial value of soot lay in the potash it contained ...
Strona 15
... coal practice , where desulphurisation is a minor item , the viscosity of the slag at flush is a primary consideration . If , for instance , it is found that a silicious charcoal slag possesses a viscosity at 800 at the temperature of ...
... coal practice , where desulphurisation is a minor item , the viscosity of the slag at flush is a primary consideration . If , for instance , it is found that a silicious charcoal slag possesses a viscosity at 800 at the temperature of ...
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