The Repertory of patent inventions [formerly The Repertory of arts, manufactures and agriculture]. Vol.1-enlarged ser., vol.40, Volume 251771 |
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Results 1-5 of 28
Page 13
... trough by any suitable power . The trough is made sufficiently deep to prevent the washing over the materials . Quicksilver is placed at the lower part of the trough , and water is supplied to wash away the earthy matters as they are ...
... trough by any suitable power . The trough is made sufficiently deep to prevent the washing over the materials . Quicksilver is placed at the lower part of the trough , and water is supplied to wash away the earthy matters as they are ...
Page 14
... trough ; c , is a cog - wheel around the trough , which receives motion by a pinion , d , on the axis , d ' , or motion may be communicated to the axis of the crushing roller , e ; but it is preferred to give motion to the trough , a ...
... trough ; c , is a cog - wheel around the trough , which receives motion by a pinion , d , on the axis , d ' , or motion may be communicated to the axis of the crushing roller , e ; but it is preferred to give motion to the trough , a ...
Page 15
... trough is formed of two inclines , which are plain or corrugated , as preferred . The sides of the trough ( some inches above the bottom ) have openings covered with fine wire - gauze for the passage of water away ( with matters ...
... trough is formed of two inclines , which are plain or corrugated , as preferred . The sides of the trough ( some inches above the bottom ) have openings covered with fine wire - gauze for the passage of water away ( with matters ...
Page 16
... trough . From the fixed trough descends a pipe which is bent up at its lower end so as to contain quicksilver , by which means any water descending this pipe will deposit in the bend any quicksilver or amalgamated gold or silver , the ...
... trough . From the fixed trough descends a pipe which is bent up at its lower end so as to contain quicksilver , by which means any water descending this pipe will deposit in the bend any quicksilver or amalgamated gold or silver , the ...
Page 34
... troughs or receivers . The steam is introduced into the space below the hori- zontal perforated partition by a steam - pipe from a low- pressure steam - boiler , the steam - pipe being provided with a stop - cock or valve to shut off ...
... troughs or receivers . The steam is introduced into the space below the hori- zontal perforated partition by a steam - pipe from a low- pressure steam - boiler , the steam - pipe being provided with a stop - cock or valve to shut off ...
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Common terms and phrases
acid gas ammonia antimony applied April 24 arrangement axis boiler boiling carbonic acid carbonic acid gas charcoal claim colour combination combustion compound construction containing cylinder December 12 described the nature distillation employed Engineer fabrics February 23 fecula fibre fibrous fixed frame fuel furnace gases glass gutta percha heat hereinbefore described Improvements in machinery invention consists iron January 12 January 26 JOHN HENRY JOHNSON kiln Lancaster letters patent lime liquid machine machinery or apparatus manner of performing manufacture March 20 materials matters means ments metal Middlesex mixed mixture mode mould November 21 obtained October ordinary oxide pass Patent granted peat pipe plates prefer proceed to describe produced provements purpose quantity rollers screw Sealed April 24 Sealed December Sealed February Sealed January 12 Sealed March 20 Sealed November soda solution Specification steam substances suitable sulphuric acid surface tion trough tube understood vessel washed WILLIAM
Popular passages
Page 307 - Invention, and in what Manner the same is to be performed, to be particularly described and ascertained in and by the following Statement...
Page 40 - Having thus described the nature of my invention, and the manner of performing the same, I would have it understood that I do not confine myself to the...
Page 535 - 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 226 - Nicole, do hereby declare that the nature of my said Invention, and the manner in which the same is to be performed...
Page 407 - I subject the molten cast-iron in the puddling or refining furnace to the action of a current or currents of steam, introduced as nearly as practicable to the lowest portion of the molten iron, and thence diffused upwards, so as not only mechanically to agitate the molten iron, and thereby keep exposing fresh surfaces of the iron to the oxygen contained in the atmosphere passing through the furnace...
Page 79 - To remedy these evils it is proposed (in all cases where it is practicable), in applying these indurating mixtures, to enclose the stone or other materials to be operated upon in an air-tight chamber, and exhaust or partially exhaust the same ; and then allow the indurating substance, whether hot or cold, to trickle down or flow into the chamber to fill the vacuum ; the effect of which will be that the liquid indurating substance will readily find its way into the pores of the stone or other material,...
Page 167 - Having now described the nature of my invention, and the manner in which the same is to be performed, I would have it understood that I...
Page 170 - and that the Instrument in Writing under my Hand and Seal, hereunto annexed, particularly describes and ascertains the Nature of the said Invention and the Manner in which the same is to be performed...
Page 369 - I wish it to be understood that I do not limit myself to the special construction and arrangement of parts herein specified, as these may be Varied without changing the principle or mode of operation.
Page 547 - When great galvanic power is required, the patentee recommends a battery consisting of cast-iron and amalgamated zinc, excited by any of the following fluids, but particularly by the last: — 1. Strong muriatic acid diluted with an equal bulk of water. 2. About equal parts of sulphuric and muriatic acid diluted with an equal bulk of water. 3. Sulphuric acid diluted with twice or a little less than twice its bulk of water. 4. Sulphuric acid mixed with three times its bulk of a strong solution of...