 | 1856 - Страниц: 974
...treating with carbonaceous gases the rich oxyd thrown out of the furnace during the boil. These slags are found to contain innumerable small grains of metallic...for about ten minutes, when it rapidly falls off. converted into pure malleable iron, which he will form into ingots of any suitable size and shape by... | |
 | 1856 - Страниц: 430
...treating with carbonaceous gases the rich oxides thrown out of the furnace during the boil. These slags are found to contain innumerable small grains of metallic...suspension in the slags, and may be easily recovered, by opening the tap-hole of the converting vessel, and allowing the fluid malleable iron to flow into... | |
 | Perry Fairfax Nursey - 1856 - Страниц: 640
...treating with carbonaceous gases the rich oxides thrown out of the furnace during the boil. These slags are found to contain innumerable small grains of metallic...for about ten minutes, when it rapidly falls off. As soon as this diminution of flame is apparent the workman will know that the process is completed, and... | |
 | 1856 - Страниц: 650
...treating with carbonaceous gases the rich oxides thrown out of the furnace during the boil. These slags are found to contain innumerable small grains of metallic...without any change for about ten minutes, when it ropidly falls off. As soon as this diminution of flame is apparent the workman will know that the process... | |
 | 1856 - Страниц: 948
...treating with carbonaceous gases the rich oxides thrown out of the furnace during the boil. These slags are found to contain innumerable small grains of metallic...suspension in the slags, and may be easily recovered, by opening the tap-hole of the converting vessel, and allowing the fluid malleable iron to flow into... | |
 | 1856 - Страниц: 648
...rich oxides thrown out of the furnace during the hoil. These slags are found to contain innumerahle small grains of metallic iron, which are mechanically held in suspension in the slags, and may he easily recovered. I have hefore mentioned that after the hoil has taken place a steady and powerful... | |
 | 1857 - Страниц: 424
...treating with cal'bonaceous gases the rich oxides thrown out of the furnace during the boil. These slags are found to contain innumerable small grains of metallic...for about ten minutes, when it rapidly falls off. As soon as this diminution of flame is apparent the workman will know that the process is completed, and... | |
 | 1857 - Страниц: 426
...treating with carbonaceous gases the rich oxides thrown out of the furnace during the boil. These slags are found to contain innumerable small grains of metallic...for about ten minutes, when it rapidly falls off. As soon as this diminution of flame is apparent the workman will know that the process is completed, and... | |
 | 1857 - Страниц: 664
...treating with carbonaceous gases the rich oxides thrown out of the furnace during the boil. These slags are found to contain innumerable small grains of metallic...suspension in the slags, and may be easily recovered, by opening the tap-hole of the converting vessel, and allowing the fluid malleable iron to flow into... | |
 | 1857 - Страниц: 520
...treating with carbonaceous gases the rich oxides thrown out of the furnace during the boil. These slags are found to contain innumerable small grains of metallic...suspension in the slags, and may be easily recovered, by opening the tap hole of the converting vessel, and allowing the fluid malleable iron to flow into... | |
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Л large portion of this metal is, however, recoverable by treating with carbonaceous gases the rich oxides thrown out of the furnace during the boil. These slags are found to contain innumerable small grains of metallic iron, which are mechanically held... 
