Brent crude was up $1.25, or 1.8%, at $72.84 a barrel
Crude oil processing will probably take considerably longer to recover from the outages than crude oil production, which suggests that crude oil stocks will increase in the coming weeks," says Commerzbank
Iran's main oil export terminal is located at the port of Kharg inside the Strait of Hormuz, a waterway less than 40 kilometres (25 miles) across at its narrowest point.
Oil prices rose on Tuesday, with Brent hitting $71 and trading at its highest since March, on expectations for growing fuel demand during the summer driving season in the United States.