Journal of the Franklin InstitutePergamon Press, 1895 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] |
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Seite 11
... deposited a crystalline solid on standing , and , after crystallization from alcohol , a substance formed in glistening white needles melting at 139 ° -140 ° . It was , therefore , trinitro - p - xylol , melting - point 139 ° -140 ...
... deposited a crystalline solid on standing , and , after crystallization from alcohol , a substance formed in glistening white needles melting at 139 ° -140 ° . It was , therefore , trinitro - p - xylol , melting - point 139 ° -140 ...
Seite 23
... deposited , on standing , a crystalline product , which , after crystallization from alco- hol , melted at 139 ° -140 ° , therefore corresponding to trinitro- p - xylol . After oxidation of another portion of the same oil with chromic ...
... deposited , on standing , a crystalline product , which , after crystallization from alco- hol , melted at 139 ° -140 ° , therefore corresponding to trinitro- p - xylol . After oxidation of another portion of the same oil with chromic ...
Seite 64
... deposits of mud in the sewer inverts . Melting the snow by fires , or by steam jets has been tried , but it is a slow and expensive proceeding . The use of salt to hasten the melting of snow is quite objection- able , as it causes a ...
... deposits of mud in the sewer inverts . Melting the snow by fires , or by steam jets has been tried , but it is a slow and expensive proceeding . The use of salt to hasten the melting of snow is quite objection- able , as it causes a ...
Seite 66
... deposited in the roadway , nor should any of it be thrown into sewer man - holes or catch- basins . Pending removal , house garbage and rubbish should be stored in dust - bins or in barrels and ash cans , and it is essential , and by no ...
... deposited in the roadway , nor should any of it be thrown into sewer man - holes or catch- basins . Pending removal , house garbage and rubbish should be stored in dust - bins or in barrels and ash cans , and it is essential , and by no ...
Seite 111
... deposits ? " It will not pay in one year , in five or in ten years ; but it will pay , in the longer run , interest and principal on capital invested . It is well , in this connection , to call attention to the fol- lowing , which is ...
... deposits ? " It will not pay in one year , in five or in ten years ; but it will pay , in the longer run , interest and principal on capital invested . It is well , in this connection , to call attention to the fol- lowing , which is ...
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action Alloys amount Apparatus asphalt bitumen boiler buckets canal carbide carbon CEMENT cent chemical chloride citrate solution coal Coleman Sellers color compound copper corresponding cxxi cxxiii cxxiv cxxix CXXV CXXX cxxxi deposit determined diameter distillation Edgar F electric electrolytic Elihu Thomson engineering etching F. E. Ives feet Franklin Institute Furnace gilsonite gram Haupt heat hydrogen inch iron John Carbutt liquid machine maltha Manufacture maximum Mean est Dif mechanical metallic Method Monthly Proceedings nitric acid nozzle obtained Oxidation patent Pelton Pelton wheel petroleum Philadelphia phosphoric acid photographic pipe plate pounds practical pressure Process production quantity railway Report River sand sanitary silver Smith solder specific gravity steam steel stereoscopic street sulphuric acid surface System Tannin telegraph temperature Tests tion Tubes United vapor volatile waste weight wheel wire zinc
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Seite 268 - State, which may take and claim the benefit of this act to the endowment, support, and maintenance of at least one college where the leading object shall be, without excluding other scientific and classical studies, and including military tactics, to teach such branches of learning as are related to agriculture and the mechanic arts...
Seite 269 - Territory shall be twenty-five thousand dollars, to be applied only to instruction in agriculture, the mechanic arts, the English language and the various branches of mathematical, physical, natural and economic science, with special reference to their applications in the industries of life, and to the facilities for such instruction...
Seite 244 - JOURNAL OF THE FRANKLIN INSTITUTE OF THE STATE OF PENNSYLVANIA, FOR THE PROMOTION OF THE MECHANIC ARTS. VOL.
Seite 115 - That in consideration of the public benefit to be derived from the planting and cultivation of forest or timber trees, the owner or owners of any land...
Seite 270 - An Act to apply a portion of the proceeds of the public lands to the more complete endowment and support of the colleges for the benefit of agriculture and the mechanic arts, established under the provisions of an Act of Congress approved July second, eighteen hundred and sixty-two...
Seite 284 - ... and said corporation may sue and be sued in all actions, real, personal, or mixed ; and may prosecute the same to final judgment and execution by the name of the Trustees of...
Seite 271 - State may propose and report to the Secretary of the Interior a just and equitable division of the fund to be received under this Act between one college for white students and one institution for colored students...
Seite 116 - Commonwealth planted with forest or timber trees in number not less than twelve hundred to the acre, shall on making due proof thereof, be entitled to receive annually from the commissioners of their respective counties, during the period that the said trees are maintained...
Seite 82 - HOWSON AND HOWSON COUNSELLORS AT LAW SOLICITORS OF PATENTS PHILADELPHIA / Forrest Building, 119 South Fourth Street NEW YORK Potter Building, 38 Park Row WASHINGTON Atlantic Building, 928 F Street Long Distance Telephone 710 Burk & McFetridge Co. Printers, Lithographers and Publishers 306 and 308 Chestnut Street, Philadelphia. Publishers of "TRAFFIC " and «
Seite 400 - COMPEND OF Mechanical Refrigeration A COMPREHENSIVE DIGEST OF APPLIED ENERGETICS AND THERMODYNAMICS FOR THE PRACTICAL USE OF Ice Manufacturers, Cold Storage Men, Contractors, Engineers, Brewers, Packers, and others interested in the application of Refrigeration.