 | Friedrich Ludwig Knapp - 1848 - 514 Seiten
...the bulk ; from air-dried, 27 per cent. in weight and 32£ in volume ; from freshly dug Pfungstadt peat, 30 per cent. in weight and 29 in bulk ; from...produce, sometimes as much as 40 per cent, of the weight. Much difficulty is attached to the drawing and quenching the peat charcoal, which are undertaken when... | |
 | Friedrich Knapp - 1848 - 1248 Seiten
...freshly dug Pfungstadt peat, 30 per cent in weight and 29 in bulk ; from excellent peat, quite dry, 35-f of the weight and 49 per cent of the bulk. In the...produce, sometimes as much as 40 per cent of the weight. Much difficulty is attached to the drawing and quenching the peat charcoal, which is undertaken when... | |
 | Friedrich Ludwig Knapp - 1848 - 606 Seiten
...of the bulk ; from air-dried, 27 per cent in weight and 32| in volume ; from freshly dug Pfungstadt peat, 30 per cent in weight and 29 in bulk ; from excellent peat, quite dry, 35-1 of the weight and 49 per cent of the bulk. In the district of Siegen very good peat produced 23... | |
 | Charles Edward Groves - 1889 - 862 Seiten
...bulk have been obtained; from air-dried, 27 per cent, in weight and 32^ in volume; from freshly dug Pfungstiidt peat, 30 per cent, in weight and 29 in...the weight and 40 per cent, of the bulk. Experiments on a small scale generally afford a still larger produce, sometimes as much as 40 per cent, of the... | |
 | Charles Edward Groves, William Thorp, Thomas Richardson, Edmund Ronalds, Henry Watts, William Joseph Dibdin - 1889 - 1038 Seiten
...cent, in \veight and 32\ in volume; from freshly dug Pfungstiidt peat, 30 jer cent, in weight and 29in bulk; from excellent peat, quite dry, 35^ of the weight...the bulk. In the district of Siegen, very good peat pioduced 23percent. of theweightand 40 per cent, of the bulk. Experiments on a f-mall scale generally... | |
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The nature (age) of the peat, its consequent density, &c., must direct the burner. A mound, of the circumference stated, produced from not quite air-dried peat, 24 per cent. of the weight and 27 of the bulk ; from air-dried, 27 per cent. in weight and... 