 I am bold enough to go so far as to say that raw coal should not be used as fuel for any purpose whatsoever, and that the first step toward the judicious and economic production of heat is the gas retort or gas producer, in which coal is converted either...  American Fuels ... - Σελίδα 289των Raymond Foss Bacon, William Allen Hamor - 1922 - 1257 σελίδεςΠλήρης προβολή - Σχετικά με αυτό το βιβλίο
 | Sir Norman Lockyer - 1881 - 770 σελίδες
...gaseous fuel when brought thoroughly under control, by first separating these two constituents of coal. I am bold enough to go so far as to say that raw coal should not be used as fuel for any purpose whatsoever, and that the first step toward the judicious and economic production... | |
 | American Society of Mechanical Engineers - 1908 - 1888 σελίδες
...prediction of the late Sir William Siemens, which he promulgated as early as 1881, in these words: " I am bold enough to go so far as to say that raw coal...for any purpose whatsoever, and that the first step towards the judicious and economic production of heat is the gas retort or gas producer, in which coal... | |
 | Sir Norman Lockyer - 1881 - 656 σελίδες
...gaseous fuel when brought thoroughly under control, by first separating these two constituents of coal. I am bold enough to go so far as to say that raw coal should not be used as fuel for any purpose whatsoever, and that the first step toward the judicious and economic production... | |
 | 1881 - 612 σελίδες
...gaseous fuel when brought thoroughly under control, by first separating these two constituents of coal. 1 am bold enough to go so far as to say that raw coal should not be used as fuel for any purpose whatsoever, and that the units or 18 times the amount actually utilized. „... | |
 | Charles William Siemens - 1889 - 532 σελίδες
...gaseous fuel brought thoroughly under control, by first separating these two constituents of coal. I am bold enough to go so far as to say that raw coal should not be used as fuel for any purpose whatsoever, and that the first step toward the judicious and economic production... | |
 | Charles William Siemens - 1889 - 530 σελίδες
...used as fuel for any purpose whatsoever, and that the first step toward the judicious and economic production of heat is the gas retort or gas producer, in which coal is converted either entirely into gas, or into gas and coke, as is the case at our ordinary gas... | |
 | United Coke and Gas Company, New York - 1906 - 158 σελίδες
...SIEMENS, FRS, IN 1881. AM bold enough to go so tar as to say that raw coal should not be used as fuel for any purpose whatsoever, and that the first step toward the judicious and economic production of heat is the gas-retort or gas-producer, in which coal is converted either entirely... | |
 | Franz Erich Junge - 1908 - 614 σελίδες
...William Siemens, which he promulgated as early as 1881, in these words: "I am bold enough to go as far as to say that raw coal should not be used for any purpose whatsoever, and that the first step towards the judicious and economic production of heat is the gas retort or gas producer, in which coal... | |
 | 1910 - 770 σελίδες
...exhausted. More than twenty-seven years ago Sir William Siemens, awakening to this situation, said: "I am bold enough to go so far as to say that raw coal should not be used as fuel for any purpose whatsoever, and that the first step toward the judicious and economic production... | |
 | Horace Chamberlain Porter - 1924 - 464 σελίδες
...this realm are all optimists. So » famous a one among them as Sir William Siemens wrote in 1881 : "I am bold enough to go so far as to say that raw coal should not be used as fuel for any purpose whatsoever, and that the first step toward the judicious and economic production... | |
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