Iron: An Illustrated Weekly Journal for Iron and Steel Manufacturers, Metallurgists, Mine Proprietors, Engineers, Shipbuilders, Scientists, Capitalists ..., Volume 44

Front Cover
Perry Fairfax Nursey
Knight and Lacey, 1846 - Industrial arts

Other editions - View all

Common terms and phrases

Popular passages

Page 309 - If a straight line be divided into two equal parts, and also into two unequal parts; the rectangle contained by the unequal parts, together with the square of the line between the points of section, is equal to the square of half the line.
Page 485 - If two straight lines meeting one another be parallel to two others that meet one another, though not in the same plane with the first two ; the first two and the other two shall contain equal angles.
Page 303 - A jury returned a verdict for the defendant. The plaintiff moved for a new trial upon the ground of the insufficiency of the evidence to justify the verdict and the motion was granted.
Page 496 - ... along with from one to three per cent. of their weight of carburet of manganese ; and exposing the crucible to the proper heat for melting the materials which are, when fluid, to...
Page 126 - All matter appears to be subject to the magnetic force as universally as it is to the gravitating, the electric and the chemical or cohesive forces...
Page 156 - That, in order to complete the general chain of narrow gauge communication from the north of England to the southern coast, any suitable measure should be promoted to form a narrow gauge link from Oxford to Reading, and thence to Basingstoke, or by any shorter route connecting the proposed Rugby and Oxford line with the South- Western Railway.
Page 136 - If it fall obliquely, it will be reflected obliquely in the opposite direction ; and in all cases the angle of incidence will be equal to the angle of reflection. This is the fundamental law of Catoptrics, or reflected light.
Page 303 - Jones v. Pearce, and I recollect that those cases proceeded on the ground of the former machines being, in truth, mere experiments, which altogether failed. The public use and exercise of an invention, means a use and exercise in public, not by the public.
Page 479 - Take half a bushel of nice unslacked lime, slack it with boiling water, cover it during the process to keep in the steam. Strain the liquid through a fine sieve or strainer, and add to it a peck of salt, previously...
Page 303 - with respect to this objection, the question is somewhat new*. Some things are obvious as soon as they are made public ; of others, the scientific world may possess itself by analysis ; some inventions almost baffle discovery. But to entitle a man to a patent, the invention must be new to the world.

Bibliographic information