Ralston Purina Co. has completed the sale...

Ralston Purina Co. has completed the sale of its Van Camp Seafood division to a group of investors led by PT Mantrust, a privately held Indonesian concern, St. Louis-based Ralston Purina announced. Financing for the $260-million deal was provided by Credit Suisse, as agent for a syndicate of banks, and Prudential-Bache Interfunding Inc. Van Camp Seafood markets canned tuna and salmon products under the Chicken of the Sea label.