Oilfield service (OFS) companies have lost their luster, given the malaise that hangs over the oilfield service space at the present. Quite simply, the OFS space needs a catalyst to give investors confidence in its ability to generate profits. There is no question that these companies are oversold at current levels. But it's hard to get excited about the OFS space when they tell us (as they do) that no increases in business are expected before the second half of the year. That said, I think there are several drivers emerging for Baker Hughes General…