Yazar
Carl F Wingquist
3 cilt bulundu.
Cilt sonuçları
Bit wear-flat temperature as a function of depth of cut and speed
Carl F. Wingquist · U.S. Dept. of the Interior, Bureau of Mines
15 sayfa · 1987
Boring / Rock-drills / Sandstone / Testing
Conical bit rotation as a function of selected cutting parameters
Carl F. Wingquist · U.S. Dept. of the Interior, Bureau of Mines
18 sayfa · 1985
Bits (Drilling and boring) / Coal mining machinery / Testing