§ Mr. Rostasked the Secretary of State for Energy what is for each of the North Sea oilfields under production or planned production, the percentage of total oil resources which it is expected will be extracted under projected development programmes.
§ Dr. J. Dickson MabonThe recovery factors assumed for individual North Sea oilfields are based on confidential information supplied by the licensees and cannot be divulged. Reservoir studies show that, in general, recoveries in the range 30 per cent. to 50 per cent. of the oil in place may be expected.