Proceedings of the Engineers' Society of Western Pennsylvania, Volume 8Engineers' Society of Western Pennsylvania., 1892 Appended to v. 12 are 15 articles on "methods for the analysis of ores, &c.," 101 p. |
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abatement Allegheny amount analysis angle April aqua regia arch bars BECKER bituminous coal boilers boiling bottom chord bracing bridge carbon cent centre Chairman chemists Chicago coal column combustion Committee construction copper cranes DAVISON EASTWICK Engineers experience feet filter fire flask foot fuel furnace give grammes HANDY heat horizontal iron jib cranes joints knee-brace Langley loads manganese manufacturers March mean velocity mechanical stoker meeting Metcalf method mill building molybdic acid natural gas nickel nitric acid nuisance observations oxide paper Pennsylvania Pennsylvania Railroad phosphorus piers Pittsburg plate pounds per square present puddling furnaces purlins pyrrhotite R. N. CLARK rail railroad river rivets roof trusses sample Secretary side smoke Society solution span steam steel stoker strains stresses sulphide sulphur sulphuric acid surface timber tion titration vertical wash weight wind yellow precipitate
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Page 308 - Act,* every person so offending shall for every such offence be liable to a penalty not exceeding five pounds, and to a further penalty not exceeding forty shillings for every day during which the offence...
Page 122 - The object of this paper is to give a brief description of a treatise which \vas produced while that school was in its prime.
Page 304 - Columbia shall be deemed, and is hereby declared, to be a public nuisance...
Page 35 - Provided that in this section the words, " consume or burn the smoke," shall not be held in all cases to mean " consume or burn all the smoke," and the court hearing an information against a person may remit the fine if of opinion that such person has so constructed...
Page 306 - That on and after six months from the passage of this act the emission of dense or thick black or gray smoke or cinders from any...
Page 34 - ... glass-house, distillery, brewhouse, sugar-refinery, bakehouse, gas-works, or in any other buildings used for the purposes of trade or manufacture, shall be so constructed as to consume or burn the smoke arising therefrom, unless a permit to the contrary be...
Page 258 - Equations (6), (9), and (10) are expressions for a beam fixed at one end and supported at the other, referred to the origin of co-ordinates at a point over the support at the fixed end, and can be found in text-books on the subject, and can be derived from ihe formulre given in Art. 131. Valuable tables for the easy solution of these equations are given in Howe's
Page 266 - The bending moment at any section of a beam is equal to the algebraic sum of the moments of all the external forces on either side of that section.
Page 307 - Act shall be guilty of a misdemeanor and shall, upon conviction thereof, be fined not less than ten ($10) dollars nor more than one hundred ($100) dollars, in the discretion of the court.
Page 53 - Assuming the grate to be covered by a bed of coal, and fresh fuel being fed in at the top, it is obvious that when the gratebars rock forward the fire will tend to work down in a body. But before the coal can move too far the bars rock back to the stepped position, checking the downward motion, breaking up the cake thoroughly over the whole surface, and admitting a free volume of air through the fire.