Journal of the Franklin Institute, Volume 9Vols. 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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Page 13
A litre is 61.02802 cubic inches , which quantity of water weighs just a kilogramme , so that in measuring this fluid , litres and kilogrammes are identical in weight . It will be perceived that the clear length of bucket in this wheel ...
A litre is 61.02802 cubic inches , which quantity of water weighs just a kilogramme , so that in measuring this fluid , litres and kilogrammes are identical in weight . It will be perceived that the clear length of bucket in this wheel ...
Page 44
For improvements in the apparatus for manufacturing illuminating Gas , and for mixing it with measured quantities of ... with carburetted hydrogen , the proportionate quantity of each being governed by the capacity of the respective ...
For improvements in the apparatus for manufacturing illuminating Gas , and for mixing it with measured quantities of ... with carburetted hydrogen , the proportionate quantity of each being governed by the capacity of the respective ...
Page 62
Formula I. - Of the substances above described as bases , particularly bitumen , put any given quantity into the boiler of a still , prepared for the purpose ; lute the apparatus , and heat it in such manner ihat the essential oil and ...
Formula I. - Of the substances above described as bases , particularly bitumen , put any given quantity into the boiler of a still , prepared for the purpose ; lute the apparatus , and heat it in such manner ihat the essential oil and ...
Page 76
An equal quantity of goods could not be moved by horse power , without the continued employment of six horses , with the requisite relays for changing these , and at least twenty - four men on board the boats .
An equal quantity of goods could not be moved by horse power , without the continued employment of six horses , with the requisite relays for changing these , and at least twenty - four men on board the boats .
Page 112
( 2 ) A fine table glass from Neuwelt , ( M. Berthier ; ) it is exceedingly beautiful , and is prepared , according to M. Perdonnet , with a mixture of 100 quartz , 50 caustic lime , 75 carbonate of potassa , and a very small quantity ...
( 2 ) A fine table glass from Neuwelt , ( M. Berthier ; ) it is exceedingly beautiful , and is prepared , according to M. Perdonnet , with a mixture of 100 quartz , 50 caustic lime , 75 carbonate of potassa , and a very small quantity ...
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Popular passages
Page 258 - Having now particularly described and ascertained the nature of my said invention and in what manner the same is to be performed, I declare that what I claim is (d).
Page 43 - Happy is the man that findeth wisdom, and the man that getteth understanding. For the merchandise of it is better than the merchandise of silver, and the gain thereof than fine gold.
Page 153 - Committee appointed to inquire into the merits of the atmospheric system of railway have examined the matters to them referred, and have agreed to the following Report. Your Committee have given their best attention to this interesting subject.
Page 105 - ... constructed and arranged substantially in the manner and for the purpose herein set forth.
Page 305 - Ocean, the first thing which strikes us is, that, the north-east and south-east monsoons, which are found the one on the north and the other on...
Page 371 - I claim the manner in which the bricks are received, compressed, and delivered ; but what I do claim as my invention, and which I desire to secure by letters patent, is the...
Page 266 - The Committee on Science and the Arts constituted by the Franklin Institute of the State of Pennsylvania, for the promotion of the Mechanic Arts, to whom was referred for examination a Solar Compass, invented by WM.
Page 177 - ... with the solid portion of the coal. From the chemical changes which take place in the combination of the hydrogen with oxygen, the bulk of the products is found to be to the bulk of the atmospheric air required to furnish the oxygen, as 10 is to 11.
Page 99 - Having thus fully described my invention, what I claim therein as new, and desire to secure by letters patent, is...
Bibliographic information
| Title | Journal of the Franklin Institute, Volume 9 Volumes 282-287 of American periodical series, 1800-1850 |
| Contributor | Franklin Institute (Philadelphia, Pa.) |
| Publisher | Pergamon Press, 1845 |
| Original from | the University of Michigan |
| Digitized | 11 Sep 2007 |
| Export Citation | BiBTeX EndNote RefMan |