Stay Connected  Coiled-tubing fracturing effectively stimulates
multiple coal seams  Coiled-tubing fracturing provides a way to
stimulate multiple coal seams economically and effectively in
the Black Warrior basin in Alabama, according to Joseph Legenza
of Halliburton Energy Services, Tuscaloosa, Ala., in an account
of the technology provided to Oil & Gas Journal.He explained
that the challenges for commercializing coalbed methane (CBM)
wells in Alabama are to keep costs low and to stimulate
effectively all the potential productive coal seams in a given
wellbore.Alabama coalbedsCommercial coalbed methane production
in Alabama started in the early 1980s. The 113 bcf/year of
coalbed methane produced in the state represents about 28% of
Alabama's total natural gas produc...  Why Register?   Why
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