| 1812 - 440 Seiten
...heat, and to put in and take out the stamp or maundril as quick as possible. The advantages of our Voi. XX.— SECOND SERIES. Mm aforeaforesaid method of...to make them much sounder and more accurately and e.vpeditiously than they are at present made ; we prevent cinders, ashes, or dirt from getting into... | |
| John Holland - 1833 - 390 Seiten
...and accurately than by the old process ; and especially that cinders, ashes, and dirt are prevented from getting into the inside of the barrels, or between the welding seam or joint, which not unfrequently happens in the common method, and in consequence of which the metal bores black and... | |
| William Carpmael - 1843 - 778 Seiten
...stamp or mandril as quick as possible. The advantages of our aforesaid method of heating barrels ma hollow fire, or an air or reverberatory furnace, and...the inside of the barrels, or between the welding scam or joint which now often happens, and which causes the barrels to bore black, or otherwise to... | |
| Thomas Webster - 1844 - 1114 Seiten
...stnmp or maundril as quick as possible. The advantages of our aforesaid method of heating barrels in a hollow fire, or an air or reverberatory furnace, and...the inside of the barrels, or between the welding scam or joint, which now often happens, and which causes the barrels to bore black, or prove otherwise... | |
| Thomas Webster - 1844 - 796 Seiten
...advantages of our aforesaid method of heating barrels in a hollow fire, or an air or rcverberatory furnace, and welding them by hammers or rollers worked...sounder and more accurately and expeditiously than they arc at present made ; we prevent cinders, ashes, or dirt, from getting into the inside of the barrels,... | |
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