INDEX TO VOLUME /. 



475 



KKUENRRATIVE FURNACE. 



nerative furnace, 62 ; action of, 

 til ; alternating principle of, 66, 

 applicable for intense heat, 

 \<-l. i.l, 66 ; brickwork of, durability 

 of, 65 ; description of, 63 ; diffi- 

 culty in connection with, 83 ; 

 economy greatest in, 67 ; gaseous 

 fuel, first use of, in, 84 ; heat in, 

 accumulation of, 64 ; invention of 

 I. Siemens, 63; smokeless, 65 

 (puddling iron with, 65; advan- 

 tage of, (56 ; experience limited 

 with, 67 ; heat retained long in, 

 67 ; quality of iron improved in, 

 65 ; temperature high in, 67 ; 

 time employed in, 66 ; yield large 

 in, 66). 



Regenerative gas fire for ordinary 

 grates, 188 ; cost of, 189 ; descrip- 

 tion of, 188. 



Regenerative gas furnace, 81 ; advan- 

 tages of, 93 ; applications of, 81 ; 

 (application to puddling and 



. welding iron, 92, 96 ; plate-glass 

 melting, 89 ; round flint glass 

 furnace, 91 ; steel melting, 94) ; 

 cost of construction of, 98 ; 

 essential features of, 95 ; flame, 

 regulation of, in, 96 ; fuel em- 

 ployed in, 81 ; gas and air heated 

 by waste products of combustion 



. in, 81 ; gas-producer, separate, for, 

 85, 86 ; gasification of solid fuel 

 for use in, 82, 85 ; heat, effect 

 produced by, 81 ; heat, trans- 

 fer of, in, 82 ; pots, open, used 

 in, 92 ; principle of, 82 ; siege 

 kept cool in, 89 ; temperature 

 of regenerators of, 91, 97. 



Regenerative gas lamp, description 

 of, 189 ; intense light of, 189. 



Regenerative hot-blast stoves, 132 ; 

 differ from ordinary hot-blast 

 stoves, 132 ; reason for economy 

 of, 132 ; save heat in blast fur- 

 nace, 134 ; temperature, high, at- 

 tainable with, 132. 



ROBINSON, J. 



Regenerative principle, 02 ; universal 

 applicability of, 63. 



Regenerative steam engine, 

 applications of, 61 ; cylinder, re- 

 generative, description and object 

 of, 55 ; essential parts of, viz., fur- 

 nace and working and regenera- 

 tive cylinders, 55 ; essentials of 

 heating vessel in, 58; respirator, 

 use of, in, 56 ; similarity to Stir- 

 ling's and Ericsson's engines only 

 apparent, 59 ; working of, 55, 56. 



Regenerator, 27, 47 ; action of, 49 ; 

 conflicting opinions regarding, 42, 

 48 ; discovery of principle by Stir- 

 ling, 39, 57, 82 ; employment of 

 for high temperatures suggested by 

 F. Siemens, 82 ; Ericsson's views 

 regarding, 27 ; experimental in- 

 vestigations by Siemens, C. W., on 

 action of, 47 ; heating surface in- 

 sufficient in Ericsson's, 49 ; sus- 

 picions regarding, 49, 57 ; useful 

 application of, 49. 



Regenerators, composed of, 83, 84 ; 

 reversing valves in, 84, 93 ; simpli- 

 city and permanency of, 63. 



Regnault, disapproval of Watt's law 

 by, 17, 19 ; (experiments of, 32 ; 

 Cavendish Society published, 20) ; 

 quantity of heat in steam, 19. See 

 Dynamical theory, Gas retorts, 

 Watt's law. 



Respirator, 48, 57. And see Re- 

 generator. 



Retorts. See Gas retorts, Gaseous 

 fuel. 



Riley, J., on punching, experiments 

 by, 172. 



Riveting. See Boilers. 



Robinson, J., Giffard injector for 

 feeding steam-boilers, discussion 

 of paper by, 78-79 ; modern loco- 

 motives, designed with a view to 

 economy, durability, and facility 

 of repair, discussion of paper by, 

 165. 



