ZAGREB (Croatia), November 1 (SeeNews) â Croatian oil and gas company INA [ZSE:INA-R-A] and local company Prvo Plinarsko Drustvo (PPD) said they have injected a total of 300 million kuna ($45.9 million/40.3 million euro) into the capital of fertiliser producer Petrokemija [ZSE:PTKM-R-A].