 Too much vapour is then thrown into the furnace, and the heat is immediately lowered, especially at the beginning of an operation, before the fire-clay portions of the furnace are well heated. If, on the contrary, too little oil is supplied, the wicks...  Journal - Page 1221864Full view - About this book
 | Chemistry - 1864 - 332 pages
...simultaneously overflows the wick-holder. Too much vapour is then thrown info the furnace, and the heat is immediately lowered, especially at the beginning of...oil is supplied, the wicks burn, and the operation ia spoilt. The demand of the wick-holder for oil depends upon the condition of the furnace and the... | |
 | Chemistry - 1864 - 654 pages
...then thrown mfo the furnace, and the heat is immediately lowered, especially at the beginning of un operation, before the fire-clay portions of the furnace...burn, and the operation is spoilt. The demand of the wick-holder for oil depends upon the condition of the furnace and the character of the fusion in progress.... | |
 | Chemistry - 1864 - 648 pages
...then thrown info the furnace, and the heat is immediately lowered, especially at the beginning of nn operation, before the fire-clay portions of the furnace...burn, and the operation is spoilt. The demand of the wick-holder for oil depends upon the condition of the furnace and the character of the fusion in progress.... | |
 | John Mitchell (F.C.S.) - Assaying - 1868 - 802 pages
...simultaneously overflows the wick-holder. Too much vapour is then thrown into the furnace, and the heat is immediately lowered, especially at the beginning of...burn, and the operation is spoilt. The demand of the wick-holder for oil depends upon the condition of the furnace and the character of the fusion in progress.... | |
 | John Mitchell (F.C.S.) - Assaying - 1868 - 840 pages
...simultaneously overflows the wick-holder. Too much vapour is then thrown into the furnace, and the heat is immediately lowered, especially at the beginning of...burn, and the operation is spoilt. The demand of the wick-holder for oil depends upon the condition of the furnace and the character of the fusion in progress.... | |
 | John Mitchell (F.C.S.) - Assaying - 1868 - 808 pages
...simultaneously overflows the wick-holder. Too much vapour is then thrown into the furnace, and the heat is immediately lowered, especially at the beginning of...burn, and the operation is spoilt. The demand of the wick-holder for oil depends upon the condition of the furnace and the character of the fusion in progress.... | |
 | James Lukin - 1870 - 174 pages
...simultaneously overflows the wick holder. Too much vapour is then thrown into the furnace, and the heat is immediately lowered, especially at the beginning of...condition of the furnace and the character of the fusion in progress. When the lamp is newly lighted and the furnace cold, the oil should be passed slowly,... | |
 | James Lukin - Metal-work - 1874 - 214 pages
...simultaneously overflows the wick holder. Too much vapour is then thrown Into the furnace, and the heat is immediately lowered, especially at the beginning of...condition of the furnace and the character of the fusion in progress. When the lamp is newly lighted and the furnace cold, the oil should be passed slowly,... | |
 | John Joseph Griffin - Chemical apparatus - 1877 - 510 pages
...simultaneously overflows the wick-holder. Too much vapour is then thrown into the furnace, and the heat is immediately lowered, especially at the beginning of...condition of the furnace and the character of the fusion in progress. When the lamp is newly lighted and the furnace cold, the oil should be passed slowly,... | |
 | John Joseph Griffin - Chemical apparatus - 1877 - 508 pages
...simultaneously overflows the wick-holder. Too much vapour is then thrown into the furnace, and the heat is immediately lowered, especially at the beginning of...burn, and the operation is spoilt. The demand of the wick-holder for oil depends upon the condition of the furnace and the character of the fusion in progress.... | |
| |
