CEO Dariusz Jacek Krawiec of PKN Orlen of Poland said that Orlen will submit several options to the CR, one of which might be a swap of shares in Ceska rafinerska (Cr) for shares in state-owned Cepro. / The idea of an acquiring Cepro by PKN or a stake in Ceska rafinerska by Czech government has been repeatedly appear in media in the past. Unipetrol, controled by PKN Orlen, holds 51.22% in Ceska rafinerska. Unipetrol announced JUN-11 it plans to invest 19 bln. CZK over next 5 years into its Czech assets to improve overall annual EBITDA as well as free cash flow.