Manufacturing, sales and distribution: a) in Europe, excluding Switzerland, and in Africa of liquefied petroleum gas, lighting and heating gas as well as residual products; b) of all devices, installations and equipment for the conservation, use and purification of gas; the transportation of this gas between production sources and consumers and the organization of companies for the distribution of gas, in bottles or in any other form, and similar products; the company may also engage in the extraction, pumping, refining, transportation of oil and any other mineral oil.