Qatar, May 20 -- QatarEnergy has acquired participating interests in three exploration blocks offshore the Oriental Republic of Uruguay from BG International Limited, a subsidiary of Shell. Under the agreements, QatarEnergy has acquired an 18% interest in block "OFF-4", while Shell held 32%, and APA Corporation (the operator) retained the remaining 50%.QatarEnergy has also acquired a 30% interest in block "OFF-2", which is operated by Shell with a 70% interest. In the third exploration block "OFF-7", QatarEnergy has acquired a 30% interest, with Shell (the operator) retaining 40%, and Chevron holding the remaining 30%. Blocks OFF-2, OFF-4, and OFF-7 are located offshore Uruguay's Atlantic coast, covering areas ranging from 11,155 to 18,227 ...