Percussion drill samplyng and chip logging procedure
December 1973
117
An electric splitter was used t sample the cuttigs and chip boards were prepared for each hole to permit lithologic study
Ministerio de Energía y Minas - Centro de Documentación
Marjorie Montiel
Hospital Bautista, 1 C. Este, 1 Cuadra al Norte. Managua
2280-9500 al 09
De Lunes a Viernes de las 8:00am - 5:00pm.
