Standard & Poor’s said it has placed...

Standard & Poor’s said it has placed $6.4 billion of debt and preferred stock of Occidental Petroleum and all related entities (except one) on Creditwatch with positive implications . . . Del E. Webb Corp., a casino-hotel and real estate concern that has been hit by large losses in its gaming operations, said it is considering a major restructuring of its business or the possible sale of parts of the company . . . Jet America Airlines reported record passenger boardings for the third straight month, with 105,039 passengers carried in June, up 11% from the 91,704 passengers reported a year earlier . . . Developer Donald J. Trump took control of Resorts International in a $79-million deal that gives him his third Atlantic City casino . . . Tri-Star Pictures said it has completed the previously announced sale to CPI Film Holdings, a wholly owned subsidiary of Coca-Cola Co., of 3.33 million shares of Tri-Star common stock for $50 million . . . China Airlines, Taiwan’s national carrier, said it ordered six Boeing 747-400 jetliners and one 737-200 twin jet, with a total value of about $1.02 billion . . . Lucky Stores of Dublin, Calif., announced a $320-million, five-year revolving credit agreement with a group of banks headed by Security Pacific as managing agent . . . Short interest on the New York Stock Exchange rose 17.79 million shares to record 483.62 million shares in the month ended July 15 . . . TRW Inc. has reached an agreement with Salomon Bros. of New York to act as financial adviser in the sale of its Dayton, Ohio-based Motor Division.