STALEY <STA> SELLS INTEREST IN SPANISH VENTURE Staley Continental Inc said it sold its 50 interest in Sociedad Iberica de Molturacion, S.A. (Simsa), a soybean and sunflower seed processing company based in Madrid, Spain. Staley's investment in Simsa no longer fit its overall coporate strategy and an agreement to sell the interest was completed in May, it said. Staley said the Simsa transaction will not have a material effect on its balance sheet.