The Mechanics' Magazine, Museum, Register, Journal, and Gazette, Volume 24M. Salmon, 1836 - Industrial arts |
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Page 56
... carburetted hydrogen , when purged of its impurities , weighs a little more than half the same volume of atmospheric air , it appears that we may calculate upon half an ounce of buoyancy for every cubic foot of gas that is employed . A ...
... carburetted hydrogen , when purged of its impurities , weighs a little more than half the same volume of atmospheric air , it appears that we may calculate upon half an ounce of buoyancy for every cubic foot of gas that is employed . A ...
Page 200
... carburetted hydro- gen formed at the bottom of the fire rises , it would be completely consumed , and , consequently , only a small quantity of smoke would pass to the chimney . Your obedient servant , G. L. SMART . Enfield , Nov. 5 ...
... carburetted hydro- gen formed at the bottom of the fire rises , it would be completely consumed , and , consequently , only a small quantity of smoke would pass to the chimney . Your obedient servant , G. L. SMART . Enfield , Nov. 5 ...
Page 245
... carburetted hydrogen gas , so copi ously evolved in many of those mines . Few collieries are entirely free from fire - damp , but in many the quantity emitted is so large , that in spite of skill and unremitting atten- tion , the risk ...
... carburetted hydrogen gas , so copi ously evolved in many of those mines . Few collieries are entirely free from fire - damp , but in many the quantity emitted is so large , that in spite of skill and unremitting atten- tion , the risk ...
Page 251
... ( carburetted hydrogen ) , were em- ployed . Whether the state of atmosphere in such high latitudes might be prohibitory , I do not know . To many the proposition may appear chimerical , but not so to those who are acquainted with the ...
... ( carburetted hydrogen ) , were em- ployed . Whether the state of atmosphere in such high latitudes might be prohibitory , I do not know . To many the proposition may appear chimerical , but not so to those who are acquainted with the ...
Page 256
... ( carburetted hydrogen ) , were em- ployed . Whether the state of atmosphere in such high latitudes might be prohibitory , I do not know . To many the proposition may appear chimerical , but not so to those who are acquainted with the ...
... ( carburetted hydrogen ) , were em- ployed . Whether the state of atmosphere in such high latitudes might be prohibitory , I do not know . To many the proposition may appear chimerical , but not so to those who are acquainted with the ...
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Common terms and phrases
accidents apparatus appears applied artists ascer atmosphere boiler caoutchouc carbonic acid carburetted carriages cause Charles Vignoles coal gas coal-oil colour Committee common consequence considerable cylinder Davy Davy-lamp diameter drawing effect electricity employed engine experiment explosion feet fire flame fluid fountain-pump France French gasometer gauze give heat Herapath hydrogen improvements inches India-rubber inflammable invention iron Iver JOHN HERAPATH lamp laths light London machine machinery Magazine manufacture means mecha Mechanics ment miles miles per hour mines mode motion Museum never observed obtained opinion pass patent patterns person pipe plaister plane present principle produced pump purpose quantity rail railway safety-lamp screw shaft side Sir Humphrey Sir Humphrey Davy six months slate steam stone substance sufficient superior suppose surface taste Thames Tunnel theorem thing tion tube velocity vessel wheel windlass wire-gauze
Popular passages
Page 301 - For my name and memory, I leave it to men's charitable speeches, and to foreign nations, and to the next age.
Page 32 - Royal National Institution for the Preservation of Life from Shipwreck," which included in its active membership scions of the nobility, gentry, and merchants of the kingdom.
Page 420 - ... privy council, that this our grant is contrary to law, or prejudicial or inconvenient to our subjects in general, or that the said invention is not a new invention as to the public use and exercise thereof...
Page 127 - Secretary to the Royal Institution for the Encouragement of the Fine Arts in Scotland...
Page 326 - ... the angle of reflection is always equal to the angle of incidence, the image for any point can be seen only in the reflected ray prolonged.
Page 300 - Neither will I prompt your Lordships to observe upon the proofs, where they come not home, or the scruples touching the credits of the witnesses. Neither will I represent unto your Lordships, how far a defence might in divers things extenuate the offence, in respect of the time or manner of the gift, or the like circumstances, but only leave these things to spring out of your own noble thoughts, and observations of the evidence and examinations themselves ; and charitably to wind about the particulars...
Page 55 - Irish patent, ttrtified by his fiat and signature, a disclaimer of any part of either the title of the invention or of the specification, stating the reason for such disclaimer, or may with such leave as aforesaid enter a memorandum of any alteration in the said title or specification, not being such disclaimer or such alteration as shall extend the exclusive right {ranted by the said Letters Patent...
Page 300 - But to pass from the motions of my heart whereof God is only judge, to the merits of my cause whereof your Lordships are judges under God and his Lieutenant; I do understand there hath been heretofore expected from me some justification, and therefore I have chosen one only justification instead of all other, out of the justifications of Job.
Page 300 - I have chosen one only justification, instead of all other, out of the justifications of Job. For, after the clear submission and confession which I shall now make unto your lordships, I hope I may say and justify with Job, in these words : — ' I have not hid my sin as did Adam, nor concealed my thoughts in my bosom.
Page 222 - When at length everything was prepared, it was found that the machinery would not act; at all events, it did not answer the sole end of its erection — it would not split the bar of iron. Foley disappeared again, and it was concluded that shame and mortification at his failure had driven him away for ever. Not so : again, though somewhat more speedily, he found his way to the Swedish...