www.WirelessFederation.com/news: PKN orlen, the Polish oil refiners, have decided on selling off their 24.4% stake in the Polish mobile operator, Polkomtel. The selling of stake will be legally allowed by end of June. PKN is expected to sell the stake starting from a price of PLN 3.8 billion, the amount it paid in December when it bought it from TDC. The firm hopes to find a potential buyer by 2009-end.