1824.] New Patents, 157 



The Encyclopaedia Metropolitana, Part XI. containing Magnetism 

 and Electro-Magnetism, &c. ll. Is. 



A Toar through the Upper Provinces of Hindostan, between the 

 years 1804 and 1814; with Remarks and authentic Anecdotes; to 

 which is annexed a Guide up the River Ganges: with a Map of the 

 Ganges. 8\o. 9s. 



A new Edition of Prof. Buckland's Reliquiae Diluvianae, attesting 

 the Action of a Universal Deluge: with 27 Plates. 4to. 1/. lis. 6d. 



Article XXIII. 

 NEW PATENTS. 



T. Hopper, Esq. Reading, Berkshire, for certain improvements in 

 the manufacture of silk hats. — Nov. 20. 



C. A. Deane, Charles-street, Deptford, Kent, ship-caulker, for his 

 apparatus or machine to be worn by persons entering rooms or other 

 places filled with smoke or other vapour, for the purpose of extinguish- 

 ing fire, or extricating persons or property therein. — Nov. 20. 



J. Perkins, Hill-street, London, and J. Martineau the younger, City 

 Road, Middlesex, engineers, for their improvement in the construction 

 of the furnace of steam-boilers and other vessels, by which fuel is eco- 

 nomized, and the smoke is consumed. — Nov. 20. 



J. Bourne, Denby, Derbyshire, stone-bottle manufacturer, for cer- 

 tain improvements in the burning of stone and brown ware in kilns or 

 ovens, by carrying up the heat and flame from the furnace or fire below 

 to the middle and upper parts of the kiln or oven, either by means of 

 flues or chimneys in the sides thereof, or by moveable pipes or conduc- 

 tors to be placed within such kilns or ovens; also by conveying the 

 flame of one kiln more into others by means of chimneys, and thus per- 

 mitting the draft and smoke of several kilns or ovens to escape, where- 

 by the heat is increased, and the smoke diminished. — Nov. 22. 



J. Slater, Saddleworth, Yorkshire, clothier, for improvements in the 

 machinery to facilitate the operation of cutting or grinding wool or 

 cotton from off the surfaces of woollen cloths, kerseymeres, cotton 

 cloths, or mixtures of the said substances, and for taking or removing 

 hair or fur from skins. — Nov - . 22. 



T. Todd, Swansea, South Wales, organ-builder, for his improve- 

 ment in producing tone upon musical instruments of various descrip- 

 tions. — Nov. 22. 



S. Brown, Gent. Windmill-street, Lambeth, Surry, for his engine or 

 instrument for effecting a vacuum, and thus producing powers by which 

 water may be raised and machinery put in motion. — Dec. 4. 



A. Buchanan, Catrinc Cotton Works, for a certain improvement in 

 machinery heretofore employed in spinning-mills in the carding of cot- 

 ton and other wool, whereby the top cards are regularly stripped and 

 kept clean by the operation of the machinery without the agency of 

 hard labour. — Dec. 4. 



J. Parkes, Manchester, civil engineer, for a certain method o«f manu- 

 facturing salt. — Dec. 4. 



