INDEX TO VOLUME I. 



489 



OXIDATION. 



287 ; steel of high quality pro- 

 duced by, 285 ; sulphur and phos- 

 phorus oxidation of in, 287. 



ation of silicon and carbon, 

 slight of manganese, and non- 

 oxidation of phosphorus and 

 sulphur in Bessemer steel process, 

 286. 



PARKER, W., marine boilers, steel for, 

 369-373; steel plates of Livadni. 

 444-447 ; use of steel castings in 

 lieu of iron and steel forgings, 

 464-466, discussion of papers by. 



Parry on manganese in steel, 213. 



Patentee, guardian of his invention, 

 457. 



Patentee's rights, and Government 

 departments; 455 ; interference 

 with, 457. 



Percy, Prof., on puddling, suggestion 

 that sulphur and phosphorus are 

 removed by liquation in, 243 ; 

 puddling, conclusions of on experi- 

 ments in, 238 ; steel, definition of, 

 by, 316 ; on steel processes, 214. 



Perfect steel should be aimed at, 419. 



Pernot's circular furnace, criticism 

 of, 318, 319. 



Phillips, D., iron and steel, compara- 

 tive corrosion of, 440-444 ; J. A., 

 recent metallurgical processes, 

 330-331, discussion of papers by. 



Phosphorus, difficulty of eliminating 

 from Cleveland pig, 283. 



Phosphorus in steel, 211, 212, 288, 

 320 ; amount of permissible, 363 ; 

 causes brittleness or cold short- 

 ness, 212, 288, 363, 425 ; counter- 

 acted by manganese, 339, 364. 



Phosphorus and sulphur innocuous 

 in steel under certain conditions, 

 319. 



Picton, J. A., architectural construc- 

 tion, iron as a material for, 402- 

 4(J8 ; constructive materials, pro- 



PUDDLINQ. 



gross of iron and steel as, 419- 

 422, discussion of papers by. 



Pig-iron, improvement in steel de- 

 pendent on improvement in, 289 ; 

 improvement in quality of by use 

 of anthracite coke in blast furnace, 

 332 ; " number " of ruled by 

 absorption of carbon by iron, 2fi5. 



i'inks's process of casting, 336. 



Piping of steel in moulds, 312. 



Platinum, variation of electric con- 

 ductivity in cast and welded, 236. 



Pourcel, A., dephosphorization of 

 iron and steel, discussion of paper 

 by, 416-419. 



Pouring steel, agitation before, 450, 



451 ; ebullition in, 312 ; kept 

 quiescent at high temperature, 



452 ; stopping moulds in, 322. 

 Precipitation process, bed for, 295 ; 



experiments ^proving successful 

 reduction of iron by, 293, 295 ; 

 furnace for, description of, 295 ; 

 at Landore, table of results of, 

 293, 294 ; Mokta ore used in, 

 analysis of, 295 ; manual labour 

 and skill involved in, 295 ; 

 rationale of, 293 ; results at 

 Blochairn by, 294 ; slags from, 

 analyses of, reference to, 295. 



Prejudice against steel, 404. 



Price, J., testing rails, discussion of 

 paper by, 271-273. 



Price's retort furnace, 324 ; and 

 regenerative gas furnace, criticism 

 of Bell's, I. L., comparison of, 324 ; 

 used at Woolwich, 325. 



Price and Nicholson, revival of 

 Hindoo steel process by, 216. 



Properties of steel due to chemical 

 admixture, 379. 



Puddled bar, analysis of, 244 ; 

 theoretical consumption of fuel 

 in production of, compared with 

 actual, 301, 302. 



Puddling, chemical problems in, 

 238 ; economical and wasteful 



