Kuwait National Petroleum Company (KNPC) is to retender a $700 million deal at its Mina al-Ahmadi refinery in December, said a report, citing a senior company official.

The 460,000 bpd Mina Al-Ahmadi is the country's largest oil refinery with three crude processing units.

Seven international contractors have been asked to bid for the engineering, procurement and construction contract by December 13, the KNPC executive was quoted as saying in MEED, a London-based weekly.