Journal of the Franklin InstituteFranklin Institute, 1853 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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Page 22
... furnace , in combination with water , or the vapor of water . " Claim . " We do not claim the use of tar as a fuel , as that is well known and prac- tised in the manufacture of gas ; but , what we do claim as our invention is , the ...
... furnace , in combination with water , or the vapor of water . " Claim . " We do not claim the use of tar as a fuel , as that is well known and prac- tised in the manufacture of gas ; but , what we do claim as our invention is , the ...
Page 23
... furnace , in contact , or in close proximity , or in combination or mixture with the tar , substantially in the manner set forth above . " 58. For an Improvement in Mode of Fastening the Palings to the Rails in Iron Fences ; George Hess ...
... furnace , in contact , or in close proximity , or in combination or mixture with the tar , substantially in the manner set forth above . " 58. For an Improvement in Mode of Fastening the Palings to the Rails in Iron Fences ; George Hess ...
Page 56
... furnace and rolls , so that all the processes of manufacture from the pig , will be carried on under the same supervi- sion . The steam required for the engine and hammers is made entirely by the waste heat from the furnaces , over ...
... furnace and rolls , so that all the processes of manufacture from the pig , will be carried on under the same supervi- sion . The steam required for the engine and hammers is made entirely by the waste heat from the furnaces , over ...
Page 65
... furnaces in blast in 1850. Though a considerable quantity of British iron is exported , a very large proportion remains to ... furnace are prevented from escape , and from damage to the surrounding country , while lead , to the amount of ...
... furnaces in blast in 1850. Though a considerable quantity of British iron is exported , a very large proportion remains to ... furnace are prevented from escape , and from damage to the surrounding country , while lead , to the amount of ...
Page 66
... furnace . The quantity of coal is wonderfully economized by this application of science ; for in- stead of seven tons of coal per ton of iron , three tons now suffice , and the amount produced in the same time is nearly sixty per cent ...
... furnace . The quantity of coal is wonderfully economized by this application of science ; for in- stead of seven tons of coal per ton of iron , three tons now suffice , and the amount produced in the same time is nearly sixty per cent ...
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Common terms and phrases
acid alumina apparatus applied arrangement Assignor axle beam blast boiler carbon carbonic acid cast iron cause cent centre centum chamber claim coal colors combination condensation connexion construction cutter cylinder diameter effect engine equivalent evaporated experiments feet fire box flues frame Franklin Institute furnace fusel oil gases heating surface hour hydrochloric acid Improvement increase india rubber indicator diagrams invention consists Journal length letters patent lever locomotive machine machinery magnesia manner manufacture Mean effective pressure means mechanical metal miles minute mode motion mould nitric acid obtained operation oxide pass patent Pennsylvania Philadelphia pipe piston pitch placed plate portion pounds present pressure produced proportion purpose quantity railway rollers screw shaft side silica slide speed spring square inch steam Stove stroke substantially as described temperature tion train tubes valve vertical vessel weight wheel wrought iron York