Changes
/* Chemical reaction induced pressure pulses fracturing */
|align = "center"|'''Univ Louisiana State'''
|align = "center"|<font color="#0000FF"><u>[http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=5083615.PN.&OS=PN/5083615&RS=PN/5083615 US5083615A]</u></font>
|align = "center"|The pressure pulses are generated by the reaction of aluminum alkyl with either water, or alcohol, or acid.
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