WARSAW (Dow Jones)--Polish shareholders in mobile operator Polkomtel SA will be ready to start the sale process in the third quarter, Tomasz Zadroga, the chief executive of Polska Grupa Energetyczna SA (PGE.WA), one of the shareholders in question, said Wednesday in a live interview for TVN CNBC Biznes. He added all paperwork to start the process is ready. Other Polish shareholders in Polkomtel include copper producer KGHM Polska Miedz SA (KGH.WA) and crude oil refiner PKN Orlen SA (PKN.WA) -By Malgorzata.Halaba, Dow Jones Newswires, +4822 447 2430; malgorzata.halaba@dowjones.com (END) Dow Jones Newswires July 21, 2010 03:37 ET (07:37 GMT)