 The residue is cleaned out. and the hot pot being again gripped by the tongs is taken back to the furnace. On its way the charge of alkali and reducing material is thrown in. It is again placed on the lift and raised in position against the edges of the...  Universal Exposition Paris - Pagina 4671891Volledige weergave - Over dit boek
 | Royal Institution of Great Britain - 1889 - 642 pagina’s
...the platforms by a large pair of tongs on wheels, carried to a dumping pit, and thrown on their side. The residue is cleaned out, and the hot pot, being...the cover. The time consumed in making the change is ij minute, and it only requires about seven minutes to draw, empty, recharge, and replace the five... | |
 | 1889 - 252 pagina’s
...for the purpose of removing the crucible. 156 August, \ 157 dumping pit, atv* thrown on their side. The residue is cleaned out, and the hot pot, being...the cover. The time consumed in making the change is 1¿ minutes, and it only requires about seven minutes to draw, empty, recharge, and replace the... | |
 | Sir Norman Lockyer - 1889 - 942 pagina’s
...the platforms by a large pair of tongs on wheels, carried to a dumping pit, and thrown on their side. The residue is cleaned out, and the hot pot, being...material is thrown in. It is again placed on the lift and ra:scd in position against the edges of the cover. The time consumed in making the change is a minute... | |
 | 1889 - 688 pagina’s
...the platforms by a large pair of tongs on wheels, carried to a dumping pit, and thrown on their side. The residue is cleaned out, and the hot pot, being...charge of alkali and reducing material is thrown in. It >•• again placed on the lift and raised in position against I CHEMICAL NEW«, i June 14, 1889.... | |
 | 1890 - 1130 pagina’s
...the platforms by a large pair of tongs on wheels, carried to a dumping pit, and thrown on their side. The residue is cleaned out, and the hot pot, being...the cover. The time consumed in making the change is one and a half minute, and it only requires about seven minutes to draw, empty, recharge, and replace... | |
 | W. H. Chandler - 1893 - 102 pagina’s
...through apertures provided in the floor of the heated chamber and are then fastened in their place by an attachment adjusted to the stem; the hollow arm...the cover. The time consumed in making the change is one and one-half minutes, and it only requires about seven minutes to draw, empty, recharge, and... | |
 | Franklin Institute (Philadelphia, Pa.) - 1889 - 632 pagina’s
...accommodated by the water pressure in the hydraulic lifts, so that the joint of the cover and crucible are not disturbed until it is intended to lower the lift...the cover. The time consumed in making the change is one and one-half minute, and it requires only about seven minutes to draw, empty, recharge, and... | |
 | Sir Norman Lockyer - 1889 - 710 pagina’s
...the platforms by a large pair of tongs on wheels, carried to a dumping pit, and thrown on their side. The residue is cleaned out, and the hot pot, being...material is thrown in. It is again placed on the lift and ra;sed in position against the edges of the cover. The time consumed in making the change is a minute... | |
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