 Portland cement clinker is much hardier to grind than any possible combination of raw materials ; but it must be remembered that for every barrel of cement produced about 600 pounds of raw materials must be pulverized, while only a scant 400 pounds of...  Iowa Geological Survey - Page 1001905Full view - About this book
 | Cement - 1903 - 534 pages
...same output This may seem, at first sight, improbable, for Portland cement clinker is much hardier to grind than any possible combination of raw materials...temperature at which it has been burned. The difficulty cf grinding, for example, increases with the percentage of lime carried by the clinker; and a clinker... | |
 | George Ferdinand Becker - Schistosity - 1904 - 732 pages
...needed for pulverizing the raw materials. This may seem at first sight improbable, for Portland-cement clinker is much harder to grind than any possible...with in crushing clinker. With this exception, the machinery for treating the raw material and that for treating the clinker of a dry-process Portland... | |
 | United States - 1904 - 1040 pages
...combination of raw Materials; but it must be remembered that for every barrel of cement produced about (500 pounds of raw materials must be pulverized, while...with in crushing clinker. With this exception, the machinery for treating the raw material and that for treating the clinker of a dry -process Portland... | |
 | Geology - 1904 - 768 pages
...for every barrel of cement produced about 000 pounds of raw materials must be pulverized, while onl\- a scant 400 pounds of clinker will be treated, and...with in crushing clinker. With this exception, the machinery for treating the raw material and that for treating the clinker of a dry-process Portland... | |
 | Edwin Clarence Eckel - Cement - 1905 - 796 pages
...600 Ibs. of raw materials must be pulverized, while only a scant 400 Ibs. of clinker will be treated, that the large crushers required for some raw materials can be dispensed with in crushing clinker, and that the raw side rarely runs full time. The raw material side and the clinker side of a dry-process... | |
 | Geology - 1909 - 568 pages
...but it must be remembered that for every barrel of cement produced about 600 pounds of raw material must be pulverized, while only a scant 400 pounds...with in crushing clinker. With this exception, the machinery for treating the raw material and that for treating the clinker of a dry-process Portland... | |
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