 | Edward Smith - 1873 - 546 oldal
...motion by machinery. The temperature of the milk while evaporation is going on is uniform at 160° F. ' The fans carry off the water, forcing it through ventilators...driven off. ' The faucets at each end of the pan are opened, and the condensed fluid passes through fine wire-strainers, or sieves, into large cans. These... | |
 | Edward Smith - 1873 - 540 oldal
...motion by machinery. The temperature of the milk while evaporation is going on is uniform at 160° F. ' The fans carry off the water, forcing it through ventilators...driven off. ' The faucets at each end of the pan are opened, and the condensed fluid passes through fine wire-strainers, or sieves, into large cans. These... | |
 | Edward Smith - 1876 - 538 oldal
...motion by machinery. The temperature of the rnilk while evaporation is going on is uniform at 160° F. 'The fans carry off the water, forcing it through...cent. of its original bulk in water being driven off. 4 The faucets at each end of the pan are opened, and the condensed fluid passes through fine wire-strainers,... | |
 | Maine. Board of Agriculture - 1866 - 478 oldal
...motion by machinery, and the temperature of milk while evaporation is going on, being 160 degrees. The fans carry off the water, forcing it through ventilators, out of the building, as fast as it is formed in vapor. It takes about seven hours to condense the milk, 75 per cent, of its bulk in water being... | |
 | ROGERSON - 1874 - 598 oldal
...reaches the consistency of thick syrup or honey. It takes about seven hours to condense the milk, 75 per cent, of its original bulk in water being driven off. The condensed milk thus prepared has been preserved in good condition for years. Mixed with three to four... | |
| |
This pan 15 has fifty corrugations, and is set over water and upon a furnace in the adjoining room. Directly over the pan are arranged two large fans, which are kept in motion by machinery. The temperature of the milk while evaporation is going on is... 