	mine safety mnes sells south africa unit mine safety appliances co said it will sell through its german subsidiary auergesellschaft its controlling interest in msa africa pty ltd of johannesburg south africa to boart international a wholly owned subsidiary of anglo american corp of south africa ltd angl the company said the terms of the sale were not disclosed the company will operate as boart msa pty ltd it said l n short jr president of the company said it sold the unit because of slumping profits due to south africa s economic decline reuter 
