The
pair
are
looking
to
carry
out
drilling
in
the
western
Black
Sea
under
the
pact,
due
to
be
signed
on
14
February,
oil
sector
sources
told
Reuters.
"Depending
on
the
results
of
this
work,
drilling
will
be
carried
out
with
at
least
one
well
within
two
years,"
one
source
said.
Another
oil
sector
source
said
the
cost
of
drilling
a
single
well
in
the
area
would
be
around
$350
million.
Last
September,
Shell
Chief
Executive
Peter
Voser
said
in
Ankara
his
company
was
assessing
oil
exploration
and
production
opportunities
in
the
Black
Sea
with
TPAO.
TPAO
signed
an
accord
with
Shell
for
hydrocarbon…