Nature, Količina 84Sir Norman Lockyer Macmillan Journals Limited, 1910 |
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Zadetki 1–3 od 80
Stran 364
... material are only charred where they have been in contact with the flame ; they are non - inflammable . as Ordinary flannelette as received from the manu- facturer burned up through the centre of the sample . FIRE TESTS WITH TEXTILES.1 ...
... material are only charred where they have been in contact with the flame ; they are non - inflammable . as Ordinary flannelette as received from the manu- facturer burned up through the centre of the sample . FIRE TESTS WITH TEXTILES.1 ...
Stran 393
... material used is the best ground coke - dust , which not only has this effect , but by forming a solid skeleton to the material of the crucible at temperatures at which the fireclay material is quite soft , enables the crucible to stand ...
... material used is the best ground coke - dust , which not only has this effect , but by forming a solid skeleton to the material of the crucible at temperatures at which the fireclay material is quite soft , enables the crucible to stand ...
Stran 425
... material and the index , the book contains 294 pages . Of these only 120 are devoted to the real object of the work- beet - sugar making and its chemical control . The rest is taken up with accessory description , much of which is ...
... material and the index , the book contains 294 pages . Of these only 120 are devoted to the real object of the work- beet - sugar making and its chemical control . The rest is taken up with accessory description , much of which is ...
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