Changes
/* Multi Stage Fracturing */
|align = "center"|'''Schlumberger'''
|align = "center"|<font color="#0000FF"><u>[http://appft1.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PG01&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.html&r=1&f=G&l=50&s1=%2220110024121%22.PGNR.&OS=DN/20110024121&RS=DN/20110024121 US20110024121A1]</u></font>
|align = "center"|Fracturing multilateral wellbores in a single mobilization of fracturing unit.
|-
|align = "center" bgcolor = "#9BBB59"|2
