Journal of the Franklin Institute, 18. sējums;22. sējumsPergamon Press, 1836 |
No grāmatas satura
1.–5. rezultāts no 50.
11. lappuse
... coal , a very refractory substance which may be obtained perfectly fine , and which resists , in the strongest manner , the tendency to vitrification , and consequently to the adhesion of the sand to the metal . The dust of coke or of ...
... coal , a very refractory substance which may be obtained perfectly fine , and which resists , in the strongest manner , the tendency to vitrification , and consequently to the adhesion of the sand to the metal . The dust of coke or of ...
13. lappuse
... coal , or coke , to the sand facilitates the clean- ing of the projectile and makes the surface more even , consequently the diameter smaller , so that a greater number pass through the intermediate gauge , or even through the small one ...
... coal , or coke , to the sand facilitates the clean- ing of the projectile and makes the surface more even , consequently the diameter smaller , so that a greater number pass through the intermediate gauge , or even through the small one ...
17. lappuse
... coal , in inverted lime kilns , and the fuel being in actual contact , acts with the greatest effect . The kilns are ... coals used are large and of the dearest kind ; more of them are required , as they do not act with so much effect ...
... coal , in inverted lime kilns , and the fuel being in actual contact , acts with the greatest effect . The kilns are ... coals used are large and of the dearest kind ; more of them are required , as they do not act with so much effect ...
18. lappuse
... coals , are required for the calcination of ten measures of Thames chalk , and is sufficient for fifteen measures of Roman cement stone ; but as this latter substance is about one third ferruginous and argillaceous matter , it would ...
... coals , are required for the calcination of ten measures of Thames chalk , and is sufficient for fifteen measures of Roman cement stone ; but as this latter substance is about one third ferruginous and argillaceous matter , it would ...
19. lappuse
... coals are required to calcine 100 of carbonate , or one pound coals to 4.4 pounds carbonic acid ; but as eighty - four pounds of the live coals would heat and evaporate twelve cubic feet of water , one pound of coals would heat and ...
... coals are required to calcine 100 of carbonate , or one pound coals to 4.4 pounds carbonic acid ; but as eighty - four pounds of the live coals would heat and evaporate twelve cubic feet of water , one pound of coals would heat and ...
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æther apparatus appears applied arrangement atmosphere boat boiler bottom carbonic acid carriage cast cast-iron cause claim clouds coal Committee construction containing copper cylinder described diameter effect employed engine examination experiments explosion February February 25 feet fire flask flue force Franklin Institute furnace fusible glass grains heat hole horizontal hydrogen improvement inches increased invention iron January 23 Jour lever lime liquid Lond machine manner manufacture March March 12 March 31 means metal mode motion mould mullions observed obtained operation oxalic acid oxide pass patent piece plate pounds present pressure produced projectiles purpose quantity rail rain revolving sand screw shaft shell shot side smoke pipe specific gravity spindle steam steamboat stove sufficient sulphate sulphuric acid surface temperature thickness tion tube upper valve vapour velocity vessel weight wheel wind wood York zinc
Populāri fragmenti
329. lappuse - Be it known that I, John Fitch, of Philadelphia, in the county of Philadelphia, the State of Pennsylvania, have invented a new and improved mode of preventing...
32. lappuse - 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, two reflecting telescopes, made by Mr.
159. lappuse - That any person or persons having discovered or invented any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvement on any art, machine, manufacture, or composition of matter...
163. lappuse - Every patent so reissued, together with the corrected specification, shall have the same effect and operation in law, on the trial of all actions for causes thereafter arising, as if the same had been originally filed in such corrected form...
160. lappuse - The applicant shall also make oath or affirmation that he does verily believe that he is the original and first inventor or discoverer of the art, machine, composition, or improvement, for which he solicits a patent, and that he does not know or believe that the same was ever before known or used...
111. lappuse - 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.
375. lappuse - ... thousand dollars, and imprisoned not more than three years ; and every such ship or vessel, with her tackle, apparel, and furniture, together with all materials, arms, ammunition and stores, which may have been procured for the building and equipment thereof, shall be forfeited, one half to the use of the informer, and the other half to the use of the United States.
160. lappuse - And if the specification and claim shall not have been so modified as, in the opinion of the Commissioner, shall entitle the applicant to a patent, he may, on appeal, and upon request in writing, have the decision of a board of examiners...
159. lappuse - That the said principal officer, and every other person to be appointed in the said office, shall, before he enters upon the duties of his office or appointment, make oath or affirmation truly and faithfully to execute the trust committed to him. And the said commissioner and the chief clerk shall also, before entering upon their duties, severally give...
161. lappuse - ... the specification and drawings, not, however, exceeding six months prior to the actual issuing of the patent ; and on like request, and the payment of the duty herein required by any applicant, his specification and drawings shall be filed in the secret archives of the office until he shall furnish the model and the patent be issued, not exceeding the term of one year ; the applicant being entitled to notice of interfering applications.