Regulation (EEC) No 2090/74 of the Council of 2 August 1974 on the opening, allocation and administration of an autonomous Community tariff quota for 1974 for ferro-chromium containing not more than 0.10 % by weight of carbon and more than 30 % but not exceeding 90 % by weight of chromium (super-refined ferro-chromium) falling within subheading ex 73.02 E I of the Common Customs Tariff