The Mexican mining journal . the Hacienda of Regla were8 blast furnaces for smelting rich ores, and in SanMiguel, Velasco and Sanchez 36 reverberatory furnacesfor drying and roasting the ores, preparatory toamalgamation in barrels. After 1855 the Haciendaof Loreto was erected, which, situated in the midstof the Pachuca mines, was gradually increased so thatit treated 100,000 cargas of 300 lb. each of ore perannum. (15,000 short tons.) The following is a brief list of the Cornish steampumps in operation in 1860: Real del Monte district Dolores shaft, 75-in cylinder;Acosta shaft, 54-in. cylinder
The Mexican mining journal . the Hacienda of Regla were8 blast furnaces for smelting rich ores, and in SanMiguel, Velasco and Sanchez 36 reverberatory furnacesfor drying and roasting the ores, preparatory toamalgamation in barrels. After 1855 the Haciendaof Loreto was erected, which, situated in the midstof the Pachuca mines, was gradually increased so thatit treated 100,000 cargas of 300 lb. each of ore perannum. (15,000 short tons.) The following is a brief list of the Cornish steampumps in operation in 1860: Real del Monte district Dolores shaft, 75-in cylinder;Acosta shaft, 54-in. cylinder; San Patricio shaft, Pachuca district—San Juan shaft, 85-in. cylinder(in use in 1908); San Nicolas shaft, 30-in. cylinder;Corteza shaft, 30-in. cylinder; Rosario shaft, There were in use eight rotary engines for hoisting,reduction works and shops. The reduction workscomprised the Loreto, Guerrero, Aviadero, Sanchez,Velasco, Peñafiel, San Miguel, and Regla, all of whichused 29 water Street in Pachuca.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectminesandmineralresou
