The
UK
supermajor
said
earlier
on
Friday
it
was
pursuing
a
sale
of
its
half
share
in
the
turbulent
venture
after
receiving
“unsolicited
approaches”,
and
one
source
close
to
the
matter
told
Reuters
a
Russian
state
oil
and
gas
company
was
in
the
mix.
Analysts
and
bankers
pointed
to
state
oil
giant
Rosneft,
or
its
holding
company
Rosneftegaz,
as
potential
candidates
to
buy
the
stake,
which
is
believed
to
be
worth
in
the
region
of
$30
billion.
“We
believe
that
the
eventual
buyer
will
have
to
be
Russia
-
a
2
million
barrels-per-day…