 | 1847 - 906 pages
...sulphuric acid mixed with it. The acid vapors pass off by the escape tube at the top of the cylinder, and 1 convey them by stoneware tubes into a leaden chamber...have an opening in the tube conveying off the acid vapors from the top of the cylinder, by means of which I examine the vapors from time to time, and... | |
 | United States. Patent Office - 1848 - 840 pages
...of sulphurous acid and oxygen, with sometimes a little sulphuric acid mixed with it. The acid vapors pass off by the escape tube at the top of the cylinder,...have an opening in the tube conveying off the acid vapors from the top of the cylinder, by means of which I examine the vapors from time to time, and... | |
 | 1848 - 486 pages
...sulphuric acid mixed with it. The acid vapors pass off by the escape tube at the top of the cylinder, and 1 convey them by stone-ware tubes into a leaden chamber,...combine them into sulphuric acid by the usual means. I lake care that the neat is not raised so high at first as to melt the sulphate of lime in the cylinder,... | |
 | 1849 - 428 pages
...with sometimes a little sulphuric acid mixed with it. The acid vapours pass off by the escape-tube at the top of the cylinder, and I convey them by stoneware...raised so high at first as to melt the sulphate of lirne in the cylinder, but I increase it towards the end of the operation, the charge becoming more... | |
 | Patent office - 1869 - 1136 pages
...the state of sulphurous acid and oxygen with '• sometimes a little sulphuric acid mixed with it " " into a leaden •' chamber in order to combine them into sulphuric acid by the " usual met.ns." Second, '• decomposing the sulphates and muriates of potash " and soda for the purpos:'... | |
 | United States. Patent Office - 1848 - 1028 pages
...of sulphurous acid and oxygen, with sometimes a little sulphuric acid mixed with it. The acid vapors pass off by the escape tube at the top of the cylinder,...have an opening in the tube conveying off the acid vapors from the top of the cylinder, by means of which I examine the vapors from time to time, and... | |
 | 1848 - 1022 pages
...of sulphurous acid and oxygen, with sometimes a little sulphuric acid mixed with it. The acid vapors pass off by the escape tube at the top of the cylinder,...have an opening in the tube conveying off the acid vapors from the top of the cylinder, by means of which I examine the vapors from time to time, and... | |
 | 1847 - 448 pages
...sulphuric acid mixed with it. The acid vapors pass off by the escape tube at the top of the cylinder, and 1 convey them by stoneware tubes into a leaden chamber...have an opening in the tube conveying off the acid vapors from the top of the cylinder, by means of which I examine the vapors from time to time, and... | |
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I convey them by stone-ware tubes into a leaden chamber, in order to combine them into sulphuric acid by the usual means. I take care that the heat is not raised so high at first as to melt the sulphate of lime in the cylinder, but I increase it towards... 