Chemical News and Journal of Industrial Science, Tomy 141-142Chemical news office., 1930 |
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Strona 174
... important develop- ments have recently been made in both types of alloy . The use of magnesium alloys , if of more ... important branch of the imitation jewellery trade , of which Birmingham is one of the most important centres . Since ...
... important develop- ments have recently been made in both types of alloy . The use of magnesium alloys , if of more ... important branch of the imitation jewellery trade , of which Birmingham is one of the most important centres . Since ...
Strona 260
... important groups of ecto- parasites , the ticks and the tseste flies have already been referred to . A further very important group are the mites . These minute parasites are responsi- ble for the diseases known as scab or mange in ...
... important groups of ecto- parasites , the ticks and the tseste flies have already been referred to . A further very important group are the mites . These minute parasites are responsi- ble for the diseases known as scab or mange in ...
Strona 326
... important to - day as it was six years ago . Educational Aspects of the Organic Chemi cal Industries . It should be realised that the great German colour works of the Inter- essen Gemeinschaft are not merely commerc- ial undertakings ...
... important to - day as it was six years ago . Educational Aspects of the Organic Chemi cal Industries . It should be realised that the great German colour works of the Inter- essen Gemeinschaft are not merely commerc- ial undertakings ...
Spis treści
Superphosphate industry in Japan 122 | 9 |
Notes on the Casting of Refractories 380 | 13 |
Tubes | 27 |
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