US cereal giant Kellogg Co., is to take a restructuring charge of $50 million to $70 million in the fourth quarter of 2000 in preparation for the acquisition of cracker maker Keeble Foods Co., the company commented this week. Kellogg Co. further added that it is to get rid of 200 to 300 of its 15,000 jobs world-wide as part of a streamlining process. The company expects to save $30 million to $40 million annually after the changes. The purchase of Keebler Foods Co, at a cost of $3.9 billion in cash, is expected to be completed by late February or early March.