Bolton and Watt. By this means, as much low pressure steam of four pounds on the square inch may be generated by one bushel of. coals, as could be produced in the old engine by nine bushels. This most important result, was obtained by actual experiment.... The Edinburgh Philosophical Journal - Side 1781823Fuld visning - Om denne bog
| 1824 - 462 sider
...into the water in the old boiler, and thus as much low pressure steam of four pounds on the square inch may be generated by one bushel of coals, as could be produced in the old engine by nine. . Mr. Perkins has lately made another discovery, which promises to be of great practical importance.... | |
| 1823 - 450 sider
...meam, as much low pressure steam of four pounds on the square inch may be generated by one lin-ln I of coals, as could be produced in the old engine by...practical importance, to surpass them all. He now en tirely dispenses with the use of the condenser, and work» the engine against the atmosphere alone... | |
| Thomas Gill (patent-agent) - 1823 - 492 sider
...boilers of Boulton and Watt. By this means, as much low-pressure steam, of four pounds on the square inch, may be generated by one bushel of coals, as...important result was obtained by actual experiment. arrest the heat, after it has performed its mechanical functions] and actually pump it back to the... | |
| 1823 - 696 sider
...into the water in the old boiler, and thus as much low pressure steam of four pounds on the square inch may be generated by one bushel of coals, as could be produced in the old engine by nineMr. Perkins has lately made another discovery, which promises to be of great practical importance.... | |
| Perry Fairfax Nursey - 1825 - 508 sider
...of it into tiic water in the old boiler, and thus as much low-pressure of four pounds on the square inch may be generated by one bushel of coals, as could be produced in the old engine by nine. Mr. Perkins has lately made another discovery, which promises to be of great practical importance.... | |
| 1824 - 628 sider
...boilers of Bolton and Watt. By this means, as much low pressure steam of four pounds on the square inch may be generated by one bushel of. coals, as...has made a discovery that seems, in its practical * This invention appears to have been fully established by direct experiment, whereas the new engine,... | |
| H.Niles,Editor - 1824 - 436 sider
...boilers of Bolton and Watt. By this means, as much low pressure steam of Гонг pounds on the square inch may be generated by one bushel of coals, as could...experiment. Since these great improvements have been effectec!, Mr. Perkins Ims made a discovery that seems, In its practical importance, to surpass them... | |
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