TY  - SER
AU  - Morrison,Ron
TI  - B-Rigs set new pace
PY  - 2010///
CY  - 
PB  - 
N2  - Transcripción del resumen del autor. New ‘walking’ rigs use a box-on-box design to operate on multiwell pads in sensitive, space-restricted areas. (See video of rig)
ER  -