Oil firm Aminex has had a busy year's drilling and expects more of the same as it advances projects in Africa and the US.In the year to 31 December, revenues fell to $7.1m (£4.43m) from $7.8m the previous year, while net losses widened to $4.5m from $2.9m."We are looking forward to a busy period of exploration drilling on both our main licences in Tanzania, together with commercialisation of the Kiliwani North gas discovery in Tanzania and development drilling in Louisiana," the company said.RG