Iron: An Illustrated Weekly Journal for Iron and Steel Manufacturers, Metallurgists, Mine Proprietors, Engineers, Shipbuilders, Scientists, Capitalists ..., Band 43Perry Fairfax Nursey Knight and Lacey, 1845 |
Im Buch
Ergebnisse 1-5 von 75
Seite 12
... heat is not com- municated to it ; and that the water assumes a spheroidal form , and continues to roll about , upheld at a minute distance from the heated surface , without boiling . The water poured into a heated platinum cup kept in ...
... heat is not com- municated to it ; and that the water assumes a spheroidal form , and continues to roll about , upheld at a minute distance from the heated surface , without boiling . The water poured into a heated platinum cup kept in ...
Seite 16
... heat ; and the latter , carbonate of lime , with certain pro- portions of chloride of sodium , and other saline matter . " The lecturer then proceeded to illus- trate the way in which incrustations injured boilers , and after speaking ...
... heat ; and the latter , carbonate of lime , with certain pro- portions of chloride of sodium , and other saline matter . " The lecturer then proceeded to illus- trate the way in which incrustations injured boilers , and after speaking ...
Seite 21
... heat employed to generate steam causing the lime which exists in the water , in the form of soluble bicar- bonate of lime , to be converted into an insoluble carbonate of lime ; and ( that ) in marine boilers , incrustation is generally ...
... heat employed to generate steam causing the lime which exists in the water , in the form of soluble bicar- bonate of lime , to be converted into an insoluble carbonate of lime ; and ( that ) in marine boilers , incrustation is generally ...
Seite 22
... heat which causes the salts , both in marine and land boilers to pass from the soluble to the insoluble state . The Doctor admits , or rather declares , that the heat is the grand cause of the disease ; and , in order to alleviate it ...
... heat which causes the salts , both in marine and land boilers to pass from the soluble to the insoluble state . The Doctor admits , or rather declares , that the heat is the grand cause of the disease ; and , in order to alleviate it ...
Seite 23
... heating of the plates be assigned as the rea- son why the water in marine boilers deposits salt , although it is not a saturated solution ? After a little reflection on these observa- tions , the following question is likely to be ...
... heating of the plates be assigned as the rea- son why the water in marine boilers deposits salt , although it is not a saturated solution ? After a little reflection on these observa- tions , the following question is likely to be ...
Andere Ausgaben - Alle anzeigen
Häufige Begriffe und Wortgruppen
acid angle apparatus application atmospheric railways boilers bottom Braidwood Captain carriage cause centre circle claim Claviole coal condenser construction copper cylinder described diameter distance effect employed engine equal expense experiments fire frustrum fuel furnace Galignani given heat hour improvements inches increased invention iron July knots length less light Liverpool locomotive London LONDON FIRE BRIGADE machine machinery Magazine manufacture means Mechanics ment Messrs metal meter method miles miles per hour minute mode motion obtained organzine paddles paper pass patent pipe piston plane plates Portsmouth present pressure principle produced pump purpose quantity rail render roller sails Samuel Bentham SCREW PROPELLING shaft ship side six months solution speed square steam steamers stocking frame stroke sulphuric acid surface tion Tofield tons train Trinity House tube tunnel vacuum vessels valve velocity wheel wind
Beliebte Passagen
Seite 345 - The Baconian constructs a diving-bell, goes down in it, and returns with the most precious effects from the wreck. It would be easy to multiply illustrations of the difference between the philosophy of thorns and the philosophy of fruit, the philosophy of words and the philosophy of works.
Seite 386 - And, as occasion served, would quote, No matter whether right or wrong; They might be either said or sung. His notions fitted things so well, That which was which he could not tell, But oftentimes mistook the one For th" other, as great clerks have done.
Seite 345 - What then was the end which Bacon proposed to himself? It was, to use his own emphatic expression, " fruit." It was the multiplying of human enjoyments and the mitigating of human sufferings. It was
Seite 342 - Then after divers meetings and consults of our whole number, to consider of the former labours and collections, we have three that take care, out of them, to direct new experiments, of a higher light, more penetrating into nature than the former. These we call lamps..
Seite 342 - We have also engine-houses, where are prepared engines and instruments for all sorts of motions. There we imitate and practise to make swifter motions than any you have, either out of your muskets or any engine that you have...
Seite 315 - I claim therein as my invention, and desire to secure by letters patent, is dividing the interior of the furnace stack into two or more compartments, by partitions, which descend nearly to the bosh of the furnace — the bosh being the same as that of the common blast furnace, except the elevated hearth ; the whole being constructed , arranged, and combined, in the manner and for the purpose herein set forth.
Seite 342 - We have three that try new experiments. Such as themselves think good. These we call pioneers or miners. We have three that draw the experiments of the former four into titles and tables, to give the better light for the drawing of observations and axioms out of them. These we call compilers.
Seite 157 - MANUAL OF ASTRONOMY : a Popular Treatise on Descriptive, Physical, and Practical Astronomy ; with a familiar Explanation of Astronomical Instruments, and the best methods of using them.
Seite 312 - ... and thus separating the same therefrom. And it is the combining carbonate of soda or carbonate of potash, or both with carbonate of lime, and also the combining carbonate of potash and soda with phosphate of lime, in such manner as to diminish the solubility of the alkaline salts to be used as ingredients for manure (suitable for restoring to...
Seite 270 - ... if the day would never finish. What, therefore, at first promised to be so gratifying, soon threatened to become extremely irksome, and would, indeed, have been a serious inconvenience, had we not followed the example of the feathery tribe, which we daily observed winging their way to roost, with a clock-work regularity, and retired to our cabin at the proper hour, where, shutting out the rays of the sun, we obtained that repose which the exercise of our duties required.