BEIJING (AFX-ASIA) – PetroChina Co Ltd (HK 0857; NYSE PTR) has denied media reports that it will issue US$1 to 1.5 billion of foreign-currency denominated bonds to help fund the construction of a 2,400-km pipeline from Russia to the northern Chinese city of Daqing. Bi Jianguo, head of investor relations at PetroChina in Beijing, said…