2. GYRATORY CRUSHERS
The original patent for the gyratory crusher was granted to Phile- tus W. Gates in 1881. This fint crusher was used by the Buffalo Cement Co. At the time these early gyratory crushers were developed ... Allis-Chalmers Newhouse and Superior McCully Fine Reduction crushers. The Kennedy Van Saun Type "S', and the Traylor Type TF and TY.