The
company
swung
back
into
the
black
as
compared
to
the
fourth
quarter
of
2011
which
saw
it
book
a
huge
charge
from
the
closure
of
a
refinery.
Estimated
net
profit
for
the
three
months
to
the
end
of
December
last
year
was
$566
million
as
against
a
loss
of
$131
million
a
year
earlier.
At
the
top
line
revenues
increased,
too,
from
$8.82
billion
to
$9.7
billion,
though
last
year's
figure
included
a
$940
million
loss
on
an
equity
investment
in
Hovensa
while
this
year
saw
a
$172
million
asset
sale
gain…