Iron: An Illustrated Weekly Journal for Iron and Steel Manufacturers, Metallurgists, Mine Proprietors, Engineers, Shipbuilders, Scientists, Capitalists ..., Band 63

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Knight and Lacey, 1855
 

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Seite 274 - The squares of the periods of revolution of any two planets are proportional to the cubes of their mean distances from the sun.
Seite 222 - Plenty of blank leaves, I see!" the Tortoise cheerily remarked. "We shall need them all!" (Achilles shuddered.) "Now write as I dictate: — (A) Things that are equal to the same are equal to each other.
Seite 304 - Improvements in the preparation of »ilk, flax, and other fibrous substances, and in the machinery or apparatus employed therein, part of which is applicable to the preparing of wool for combing. Patent dated March 5, 1855. (No. 482.) Claims. — 1. The preparing of silk or other fibrous substances without looping, or with
Seite 469 - Well, we must take things as they are, and make the best of them. So Frank and I walked on through the pleasant fields in the darkening twilight, and I for one enjoyed...
Seite 390 - C 42. 6.5 Procedure: 6.5.1 End Preparation and Capping — Core specimens to be tested in compression shall have ends that are essentially smooth and perpendicular to the axis and of the same diameter as the body of the specimen. Before making the compression test, cap the ends of the specimen in order to meet the requirements of Method C 6 1 7.
Seite 444 - According to one of the most extensive galvanising establishments of Paris, the metal works as well as silver. It may be whitened easily by dipping the piece in a concentrated solution of soda or potash, and passing it then into nitric acid. This acid acts differently according as it is itself pure or mixed with chlorhydric acid, and according as the aluminium is pure or not. Aluminium is most easily soldered when alloys are used containing aluminium. The alloys most convenient are those with silver,...
Seite 293 - ... example — to compute the theoretical limit of the strength and stability of a structure, or the efficiency of a machine of a particular kind — to ascertain how far an actual structure or machine fails to attain that limit, and to discover the cause and...
Seite 298 - Balaklava wire are only such as not to be inconvenient, it would be necessary to have a wire of six times the diameter, or better thirty-six wires of the same dimensions, or a larger number of small wires twisted together, under a gutta-percha covering, to give tolerably convenient action by a submarine cable of six times the length.
Seite 297 - The hydrostatic pressure applied to force the liquid through any of the tubes will cause them to swell and to press against the others, which will thus, by peristaltic action, compel the liquid contained in them to move, in different parts of them, in one direction or the other. A long solid cylinder of...
Seite 320 - These cables contained an aggregate of 1125 miles of insulated electric wire, and the experiments were conducted chiefly with reference to the problem of the practicability of establishing electric communications with India, Australia, and America. The results of all the experiments were recorded by a steel style upon electrochemical paper by the action of the current itself, while the paper was at the same time divided into seconds and fractional parts of a second by the use of a pendulum. This...

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