Journal of the Franklin Institute, Volume 153Pergamon Press, 1902 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
Dari dalam buku
Hasil 1-5 dari 73
Halaman 5
... necessary that the corresponding axes of any two of them be lying in exactly the same plane . In the case of commercial metals , more or less impure , the impurities are cast out by the growing crystals , and being , in fact , alloys of ...
... necessary that the corresponding axes of any two of them be lying in exactly the same plane . In the case of commercial metals , more or less impure , the impurities are cast out by the growing crystals , and being , in fact , alloys of ...
Halaman 13
... necessary to think that the laws applying to combination between the members of pairs of elements or radicles which are respectively electro- positive and electro - negative be equally applicable here ; and our ideas of valency are ...
... necessary to think that the laws applying to combination between the members of pairs of elements or radicles which are respectively electro- positive and electro - negative be equally applicable here ; and our ideas of valency are ...
Halaman 17
... necessary to insert the couple , suitably protected by a fire - clay or porce- lain tube , into the molten alloy or pure metal . The beam of light rapidly moves from left to right until the thermo- couple attains the temperature of the ...
... necessary to insert the couple , suitably protected by a fire - clay or porce- lain tube , into the molten alloy or pure metal . The beam of light rapidly moves from left to right until the thermo- couple attains the temperature of the ...
Halaman 19
... necessary to suppose that these two solid solutions existed as such in an emulsified state above the freezing - point of the eutectic ? To be sure , the microscope reveals a very marked separation of the alloy into two constitutents ...
... necessary to suppose that these two solid solutions existed as such in an emulsified state above the freezing - point of the eutectic ? To be sure , the microscope reveals a very marked separation of the alloy into two constitutents ...
Halaman 31
... necessary for him to use one - half the quantity , especially with quick setting cements , since it is impossible to get the mortar into the molds before the mass begins to set . I have frequently seen an inexperienced person working on ...
... necessary for him to use one - half the quantity , especially with quick setting cements , since it is impossible to get the mortar into the molds before the mass begins to set . I have frequently seen an inexperienced person working on ...
Edisi yang lain - Lihat semua
Istilah dan frasa umum
acid action alloys alternators armature boiler briquettes British camera carbon cause cement cent chain gear Chairman chemical chill chromium CLIII Coleman Sellers Committee Company copper counter-electromotive force crown-sheet crystals curve deposits diameter drive electrical electrochemical electrode Engineering eutectic experiments fact fire Franklin Institute fusible plug heat held Wednesday Highest Award hot wave inches increase invention iron light lisière load machine manufacture mechanical meeting ment metal method metric system microscope mold motor Mount Saint Elias obtained paper parallel patent phase Philadelphia photographic physical plate plug Portland Portland Canal position pounds practical present pressure prints produced rays revolutions per minute rivet Russian Secretary Section sheet shows Silent Chain sodium solid solid solution solution speed sprocket standard stay-bolts steel sulphate synchronism temperature territory tests thread tion United weights and measures wheel zinc zinc sulphate
Bagian yang populer
Halaman 160 - That whenever the summit of the mountains which extend in a direction parallel to the coast from the 56th degree of north latitude to the point of intersection of the 141st degree of west longitude shall prove to be at the distance of more than ten marine leagues from the ocean, the limit between the British possessions and the line of coast which is to belong to Russia, as above mentioned...
Halaman 160 - ... longitude, (of the same meridian); and finally, from the said point of intersection, the said meridian line of the 141st degree, in its prolongation as far as the Frozen Ocean.
Halaman 80 - Be it resolved by the Senate and House of Representatives of the United States of America in Congress assembled, That the Secretary of the Treasury be, and he is hereby, authorized and directed to furnish to each State, to be delivered to the governor thereof, one set of the standard weights and measures of the metric system for the use of the States, respectively.
Halaman 84 - The bureau is authorized to exercise its functions for the Government of the United States, for any State or municipal government within the United States, or for any scientific society, educational institution, firm, corporation, or individual within the United States engaged in manufacturing or other pursuits requiring the use of standards or standard measuring instruments.
Halaman 422 - I presently found that, by means of this lens, air was expelled from it very readily. Having got about three or four times as much as the bulk of my materials, I admitted water to it, and found that it was not imbibed by it. But what surprised me more than I can well express was that a candle burned in this air with a remarkably vigorous flame...
Halaman 80 - States to the provisions of this act, the brass troy -pound weight procured by the minister of the United States at London, in the year eighteen hundred and twenty-seven, for the use of the mint, and now in the custody of the mint at Philadelphia, shall be the standard troy pound of the mint of the United States, conformably to which the coinage thereof shall be regulated.
Halaman 201 - ... provide himself with a good rnusket or firelock, a sufficient bayonet and belt, two spare flints, and a knapsack, a pouch with a box therein to contain not less than twenty-four cartridges, suited to the bore of his musket or firelock, each cartridge to contain a proper quantity of powder and ball: or with a good rifle, knapsack, shotpouch and powder-horn, twenty balls suited to the bore of his rifle, and a quarter of a pound of powder...
Halaman 416 - I now mean by elements, as those chymists that speak plainest do by their principles, certain primitive and simple, or perfectly unmingled bodies; which not being made of any other bodies, or of one another, are the ingredients of which all those called perfectly mixt bodies are immediately compounded, and into which they are ultimately resolved...
Halaman 160 - North latitude, and between the 131st and 133d degree of West longitude (Meridian of Greenwich), the said line shall ascend to the North along the Channel called Portland Channel, as far as the Point of the Continent where it strikes the 56th degree of North latitude...
Halaman 160 - The line of demarcation between the Possessions of the High Contracting Parties, upon the Coast of the Continent, and the Islands of America to the North-West...