However , the wells yielded negligible results .
Nevertheless , drilling was renewed in 1940 , and subsequently in 1955 , by the then British Malayan Petroleum Company , resulting in the six wells being spudded .
The wells yielded negligible results .
Nevertheless , drilling was renewed in 1940 , and subsequently in 1955 , by the then British Malayan Petroleum Company , resulting in the six wells being spudded .